All open opportunities
Updated Tuesday 20 October · 10 new this morning
Closing this week
UKRI explainable AI grant 2026
UKRI funds UK research organisations up to £602,500 for speculative work on explainable AI. Apply by 20 October 2026.
Open Agent Hackathon 2026
Open Agent Hackathon 2026 is a free online event with a prize pool up to $20,000. Registration closes October 13, 2026. Submissions close October 20, 2026.
Nucleate Activator 2027 cohort
Nucleate Activator is a free, equity free program for early biotech founders. Apply for the 2027 cohort by 20 October 2026 (US chapters).
Geoapify Open Geospatial Program Batch 2
Geoapify pays a EUR 300 sponsorship, plus EUR 500 bonuses, for open geospatial projects that use its APIs with AI. Apply by 20 October 2026.
Hacker House Goa 2026
Hacker House Goa 2026 offers $50,000+ in bounties for a four day AI and crypto build in Goa. Register by 20 October 2026.
Hackman X 2026
Student teams compete for ₹40,000, ₹20,000 and ₹10,000 at a 24 hour hackathon in Bengaluru. Register by 20 October 2026.
AI Entrepreneurs Lab 2026
EIT's AI Entrepreneurs Lab is a five day founder bootcamp for Master's and PhD talent in AI and robotics, with up to five €10,000 prizes. Apply by 21 October 2026.
Humanity AI Open Call 2026: grants for community led AI work
Humanity AI offers grants of $75,000 to $1,000,000 to U.S. nonprofits for community led AI work. Apply by October 21, 2026.
VAF Innovatieatelier 2026 for storytellers moving into games and XR
The Flemish Audiovisual Fund gives up to six storytellers €7,500 and coaching to develop a first game or XR project. Apply by 22 October 2026 at noon.
Northern Ireland Screen London Games Festival 2027 cohort
Northern Ireland Screen will take up to 6 games companies to London Games Festival 2027 and cover flights and hotels. Expressions of interest close 22 October 2026.
Gray Swan Arena: Indirect Prompt Injection Black challenge 2026
Gray Swan's Indirect Prompt Injection Black challenge pays from a $300,000 prize pool for successful attacks on AI agents. Wave 1 runs until 22 October 2026.
Build, Ship, Shape: Amazon Developer Hackathon 2026
Amazon offers $138,000 in cash prizes for demo ready apps built for Fire TV, Alexa+, Bee and Ring. Open worldwide, submissions close October 23, 2026.
QHack 2026: Quantum Coding Championship
Xanadu's QHack 2026 pays a $67,000 cash pool for quantum coding challenges from October 16 to 23. Register now at qhack.ai.
ESA BIC Poland: 23 October 2026 open call deadline
ESA BIC Poland gives space startups an incentive of up to €50,000 plus expert support. Apply by 23 October 2026.
Airwallex Agentic Banking Hackathon 2026
Airwallex offers $100,000 in prizes and credits for agents built on its APIs. Applications close 23 October 2026.
Neighborhood Hacks 2026, online hackathon for high school students
Week long online hackathon for high school students who build tools for their own community. Prizes worth $57,866, mostly credits. Closes 23 October 2026.
GoBeyond 2026 call for startups
GoBeyond 2026 gives a €50,000 equity free grant to one startup incorporated in Italy. Apply by October 25, 2026.
IEEE ClimateChain Global Hackathon 2026
Online IEEE hackathon for blockchain and AI tools on climate problems. $3,000 in cash prizes, submissions October 5 to 25, 2026.
OpenStreetMap Community Microgrants 2026
OpenStreetMap offers grants of up to €500 for local community activities. Apply by 25 October 2026.
AT Jam Dole 2026
AT Jam Dole pays $750 per team member for a two week AT Protocol game prototype. Proposals close on 25 October 2026.
Meta Global AI Developer Hackathon 2026
Ten day online hackathon from Meta with a $1,000,000 cash prize pool for indie developers and startups. Apply by 25 October 2026.
Junction 2026 hackathon in Espoo with a hardware lab
Junction 2026 is a free 48 hour hackathon in Espoo, Finland, on 13 to 15 November with €100,000 in prizes. Apply by 25 October 2026.
Web3 for Social Good Hackathon 2026 at SMU Singapore
Web3 for Social Good Hackathon 2026 at SMU Singapore has a USD 20,000 prize pool. Submit an idea or a prototype on DoraHacks by 25 October 2026.
eScience Center Lorentz Competition 2026: digital sovereignty in research
The eScience Center Lorentz Competition 2026 gives the winning team a 5 day workshop in Leiden and about 400 hours of research software engineering support. Expressions of interest are due 25 October 2026.
OpenCV AI Competition 2026, powered by AWS
The OpenCV AI Competition 2026, sponsored by AWS, pays $20,250 in prizes and compute grants for computer vision projects. Entries close on October 26, 2026.
Build With AI: Basics
Build With AI: Basics pays a $2,500 prize pool for a new app built with AI skills. Submissions close on 26 October 2026.
4YFN27 Awards: startup competition at MWC Barcelona 2027
The 4YFN27 Awards give the winning digital startup €20,000 at MWC Barcelona in March 2027. Applications close 26 October 2026.
ESA BIC Hessen: 26 October 2026 application deadline
ESA BIC Hessen in Darmstadt offers space startups 60,000 euro in funding plus ESA technical support. The next application deadline is 26 October 2026.
Brains Fellowship 2027 by Speculative Technologies
Brains is a free, four month, part time remote fellowship that helps scientists design and launch new research programs. Apply by 26 October 2026.
Hackaday Retrocomputing Contest 2026
Hackaday and DigiKey give a $150 gift certificate to each of three favorite retrocomputing projects. Entries close on October 27, 2026.
FFF Bayern games funding: October 27, 2026 deadline
FFF Bayern funds game concepts, prototypes and production for studios in Bavaria, with grants up to €200,000 and loans up to €500,000. Applications close October 27, 2026.
Medienboard Berlin-Brandenburg games funding: October 27, 2026 deadline
Medienboard Berlin-Brandenburg lends game studios up to €300,000 for prototypes and up to €600,000 for production. The next deadline is October 27, 2026.
GitLab Life After Code Hackathon 2026
An online GitLab hackathon for AI agents that automate code review, security, testing and deployment, with $45,000 in cash prizes. Submit by 27 October 2026.
ESA BIC Latvia: 27 October 2026 deadline
ESA BIC Latvia offers €80,000 for space startups in Latvia, plus incubation and coaching. Apply by 27 October 2026.
HERIFORGE 2nd Open Call 2026
HERIFORGE offers up to €50,000 for immersive cultural heritage projects. Up to six projects. Apply by 27 October 2026 at 17:00 CET.
ETH AI Center Doctoral Fellowship 2027
The ETH AI Center in Zurich offers 8 to 12 paid doctoral fellowships in AI, with a salary from CHF 73,100 a year. Apply by 27 October 2026.
ETH AI Center Postdoctoral Fellowship 2027
ETH AI Center postdoctoral fellowships in Zurich pay CHF 92,500 in year one and CHF 97,200 in year two for AI research. Apply by 27 October 2026.
Open, by deadline
AWS Communication Developer Services Agentic AI Partner Hackathon 2026
AWS pays a $40,000 prize pool for agentic AI built on its communication services. Open to AWS Partners until October 28, 2026.
Anthropic Conceptual Reasoning Fellowship 2027
Anthropic pays $100,000 to $167,000 for a four month Conceptual Reasoning Fellowship. Apply by 28 October 2026.
EIC Pathfinder Challenge 2026: DeepRAP trustworthy cognitive AI
EIC Pathfinder grants of €500,000 to €4 million for research on AI that can reason, abstract and plan. Proposals close 28 October 2026.
EIC Pathfinder Challenge 2026: Advanced Materials for Miniaturised Energy Harvesting Systems
EIC Pathfinder grants of €500,000 to €4 million to build tiny energy harvesting devices from new materials. Proposals close 28 October 2026.
Anthropic STEM Fellowship 2027
Anthropic pays $100,000 to $167,000 for a four month STEM Fellowship for PhD scientists and engineers. Apply by 28 October 2026.
CoSTAR Satellite Labs 2026
AHRC offers UK research organisations up to £2 million to host a CoSTAR Satellite Lab. Apply by 29 October 2026.
LYVA Labs Incubator 2027
LYVA Labs offers Liverpool City Region startups up to £25,000 on day one of a six month incubator. Applications close 29 October 2026 at 5 p.m.
TUM Blockchain & AI Hackathon 2026 in Munich
In person hackathon in Munich on 30 and 31 October 2026 for blockchain and AI builders, with €10,000 in prizes. Apply on Devfolio by 29 October.
Spain's grants for the internationalisation of video games, podcasts and digital culture 2026
Spain's Ministry of Culture offers up to €100,000 per project to Spanish nonprofits that take the video game sector to international markets. Apply by 29 October 2026.
CoSTAR Showcase Labs 2026
AHRC offers up to £4 million to UK research organisations to build a CoSTAR Showcase Lab for film, TV, games and performance. Apply by 29 October 2026.
BSSw Fellowship Program 2027
Up to $25,000 for a person who improves scientific software through a workshop, tutorial or community project. Applicants need a U.S. institution. Deadline October 30, 2026.
Nebius x NVIDIA Global AI Hackathon
Nebius and NVIDIA offer $50,000 in cash for working AI systems built on Nebius with NVIDIA open models. Submissions close October 30, 2026.
Activate Fellowship US Cohort 2027
Activate pays a $100,000 yearly stipend, $100,000 in R&D support and travel funds for two years, with no equity, to first time US hard tech founders. Applications close October 30, 2026.
Innovation Crossroads Cohort 2027
A two year hard tech fellowship at Oak Ridge National Laboratory with a $115,000 yearly stipend and lab access. Applications close on October 30, 2026.
West Gate Cohort 6
West Gate Cohort 6 pays a $115,000 yearly stipend for up to two years. Apply by October 30, 2026.
ESA BIC Andalusia: October 2026 cutoff
ESA BIC Andalusia offers space startups up to €60,000 in equity free funding and incubation in Seville. The next cutoff is October 30, 2026.
HackFW MADE Challenge 2026
HackFW MADE Challenge is a North Texas hackathon on AI, hardware and software for manufacturing, with $1,900 in prizes. Submissions close on 30 October 2026.
Chain Reaction Innovations Cohort 2027
Chain Reaction Innovations at Argonne pays technical founders $115k a year for two years to build energy and science startups. Apply by 30 October 2026.
Northwestern Mutual Accelerator 2027, powered by gener8tor
Northwestern Mutual Accelerator 2027 invests $100,000 in each of five startups. At least one founder must be in the US. Apply by 30 October 2026.
FLITE grants open until 30 October 2026
FLITE gives grants and live airport tests to companies building air travel technology. Applications close on 30 October 2026.
huntr Blind Trust AI hacking challenge 2026
huntr pays $15,000 in prizes to people who trick AI assistants into leaking secrets in its Blind Trust challenge. It ends October 30, 2026.
NVIDIA Graduate Fellowship Program 2027 to 2028
The NVIDIA Graduate Fellowship gives up to $60,000 per award to PhD students working on accelerated computing. Apply by 30 October 2026.
Hertz Fellowship 2027
The Hertz Fellowship gives US PhD students in science, maths and engineering up to five years of funding worth up to $250,000. Apply by 30 October 2026.
Qloo Agentic Hackathon 2026
An online hackathon for apps that put the Qloo API into AI agents, with $25,000 in prizes. Submit by 30 October 2026.
EuroHPC AI for Science and Collaborative EU Projects Access: 30 October 2026 cut off
EuroHPC gives researchers in Europe six months of supercomputer time for science projects that use AI. The next cut off is 30 October 2026, then 11 December.
DigiKey & Würth Elektronik Proteus-IV Eval Board Design Contest 2026
Open theme hardware contest around the Proteus-IV Bluetooth LE 6.0 module. The top 50 ideas get a free board and the winner picks a prize up to $2,500. Ideas are due 30 October 2026.
NEURA Research Programme 2026/2027: Physical AI call for proposals
Up to €500k per project for universities, research institutes and startups in the EU, UK or Switzerland that bring Physical AI robot skills to a real pilot. Proposals close 30 October 2026.
Corrigibility Research Fund: round 2 with an October 31 deadline
The Corrigibility Research Fund pays $5,000 to $35,000 grants for research on AI systems that stay correctable. Round 2 closes October 31, 2026.
Foresight Institute AI for Science and Safety Nodes: request for proposals 2026
Foresight Institute offers grants of $30,000 to $100,000, compute and office space for open AI for science and safety projects. Proposals are due October 31, 2026.
Alpha-Omega open source security grants: October 2026 round
Alpha-Omega funds open source projects with typically $50,000 to $100,000 for security work. The next intake form is open from October 1 to October 31, 2026.
MATS Residency Winter 2027: paid AI safety research
The MATS Residency pays $155,000 to $285,000 a year for AI safety research in London, Berkeley or Washington DC. Applications close 31 October 2026.
Galuxium Nexus V2 hackathon
Galuxium Nexus V2 is an online hackathon for building paid software products, with $14,944 in prizes and a submission deadline of October 31, 2026.
ARIA Scaling Trust grants
ARIA Scaling Trust offers grants from £100,000 to £3,000,000 for open source agent security tools. Proposals for this cycle are due 31 October 2026.
Constructor Start accelerator 2026
Constructor Start is a free 10 week online accelerator. Demo day winners may get up to USD 300,000 for equity. Apply by 31 October 2026.
WISE EdTech Accelerator 2026
The WISE EdTech Accelerator coaches early stage edtech startups for a year. Applications close on 31 October 2026.
ARIA Safeguarded AI: Cybersecurity, 31 October 2026 batch
ARIA funds teams that use AI and formal proofs to build secure software, with £2.5 to 3.5 million per Blue Team. The next batch closes on 31 October 2026.
imec.istart Netherlands Autumn 2026
imec.istart Netherlands offers €100,000 in pre seed funding for tech startups based in the Netherlands. Apply by 31 October 2026.
imec.istart Spain Autumn 2026
imec.istart Spain offers €250,000 in pre seed funding for tech startups based in Spain. Apply by 31 October 2026.
RP2350 Hacking Challenge 2
Raspberry Pi pays $20,000 to the first person who leaks AES key material from the RP2350 by side channel analysis. Entries close 31 October 2026.
Tari October Build Contest 2026: Spooky Secrets
The Tari Council pays 1,000,000 XTM for the best new privacy project on Ootle. Entries close at 00:00 UTC on 1 November 2026.
Tari Ootle Security Bug Hunt
The Tari Council pays up to 1,000,000 XTM for security bugs in the pinned Ootle commit. The hunt ends at 00:00 UTC on 1 November 2026.
ESA BIC Switzerland: 31 October 2026 deadline
ESA BIC Switzerland offers up to EUR 200,000 without taking equity for Swiss space startups. Full applications are due 31 October 2026.
ELLIS PhD Program: call for applications 2026
The ELLIS PhD Program pairs machine learning students with advisors in Europe. Apply by 31 October 2026.
Expo App Awards 2026
Expo's yearly awards for the best apps built with Expo. App of the year wins $1,000 in Expo credit. Submit by 31 October 2026.
Mergetober 2026 with Cognee
Mergetober pays a $5,000 prize pool for open source integrations to Cognee. Open a pull request by 31 October 2026.
New York and London Fintech Canadian Technology Accelerator 2027
Canadian B2B fintech companies can join a hybrid accelerator in New York and London from January to April 2027. Apply by 1 November 2026.
Pro Helvetia Game Design Emerging Talents: Nordic Game Conference 2027 delegation
Pro Helvetia gives emerging Swiss game studios a place in the SwissGames delegation at Nordic Game 2027 plus CHF 1,000 for travel. Apply by 1 November 2026.
Processing Foundation Fellowship 2027
Eight month paid fellowship with a $10,000 stipend to build open source creative coding tools on p5.js and Processing. US only. Nominations close 1 November 2026.
Pivotal Research AI Safety Fellowship Q1 2027
A 15 week, full time AI safety research fellowship in London with a £15,000 to £18,000 stipend plus housing. Apply by 1 November 2026.
Wikimedia Rapid Fund 2026, Cycle 3: grants for small tech projects
Wikimedia Rapid Fund gives 500 to 5,000 USD for short projects, including small software tools for Wikimedia. Cycle 3 deadline: 1 November 2026.
Generator Residency Winter 2027 for AI safety generalists
Generator is a three month residency in Berkeley for AI safety generalists, with a $8,500 monthly stipend and travel covered. Apply by November 1, 2026.
ARC Prize 2026
ARC Prize 2026 offers $2M in prizes across three tracks for open source progress on the ARC-AGI benchmarks. Submissions on Kaggle are due November 2, 2026.
Y Combinator Winter 2027 batch
Y Combinator invests $500,000 in each startup accepted to its Winter 2027 batch in San Francisco. The on time application deadline is November 2, 2026.
Entrepreneurs Roundtable Accelerator: Winter 2027 cohort
Entrepreneurs Roundtable Accelerator invests $150,000 for 6% in each company in its four month Winter 2027 programme. Applications close on November 2, 2026.
ESA BIC Denmark: November 2026 application deadline
ESA BIC Denmark gives €80,000 in equity free funding and two years of coaching to Danish space startups. The next application deadline is November 2, 2026.
YouCam API Skin AI & eCommerce VTO Hackathon 2026
Perfect Corp. offers $6,000 in prizes for web or mobile apps built on its YouCam APIs for beauty, fashion and online shopping. Submissions close 2 November 2026.
AWS, CrowdStrike and Nvidia Cybersecurity Accelerator 2027
An 8 week equity free accelerator for seed stage security startups, mentored by AWS, CrowdStrike and NVIDIA. Apply October 5 to November 2, 2026.
MIT Solve 2027 Global Challenges
MIT Solve picks tech teams for a nine month support program with a $10,000 grant each and access to over $1M in prizes. Apply by 2 November 2026.
Breakthrough Energy Fellows Cohort 7: Innovator Fellowship 2027
Breakthrough Energy Fellows Cohort 7 offers climate tech founders up to $500,000 in a SAFE plus a year of support. Concept papers are due 2 November 2026.
0G Apollo Accelerator Cohort 2
0G Apollo Cohort 2 offers up to $2 million for up to 10 AI startups building on 0G. Applications close 2 November 2026.
Creative BC Video Games Early Stage Growth 2026/27
Creative BC offers up to $50,000 to new British Columbia game studios with at most one shipped game. Apply by 2 November 2026.
Startup Wise Guys Founders Club, cohort 21 (2026)
Startup Wise Guys Founders Club is a 3 month online program for B2B founders, with a possible investment up to €100,000. Apply by 2 November 2026.
Entrepreneurs First Winter 27 Bangalore Program: second selection round
Entrepreneurs First pays an INR 360,000 talent investment and can invest up to $250,000 per company. Apply by November 2, 2026 for the second selection round.
NLnet Foundation: open call for proposals with a November 3 deadline
NLnet funds open source and open hardware projects with first grants between 5,000 and 50,000 euro. The current call closes on November 3, 2026 at noon CET.
Open Science NL Open Science Infrastructure programme: second round 2026
Open Science NL will fund up to 1.7 million euros per proposal to improve digital infrastructure for open science. Letters of intent are due November 3, 2026.
ACLS Digital Justice Development Grants: 2026 competition
Grants of $50,000 to $100,000 for open digital humanities projects run through US universities. Applications close November 3, 2026.
Revert v4lend competition on Cantina
Revert Finance offers a $50,000 USDC pool for bugs in v4lend, on Cantina. The competition ends 3 November 2026.
EIC Accelerator 2026: 4 November deadline
The EIC Accelerator funds EU startups and SMEs with grants below €2.5 million and €1 to €10 million in investment. Full applications close November 4, 2026.
NSF State and Regional AI Infrastructure Hubs 2026
NSF funds State and Regional AI Infrastructure Hubs at $4,000,000 to $12,000,000 each. Full proposals are due November 4, 2026.
Future Leaders Fellowships: Round 11, business and non-academic
UKRI pays £100,000 to £3 million for a four year fellowship hosted by a UK business or non academic organisation. Applications close on 4 November 2026.
FORTIS Open Call #2 2026 for human robot interaction projects
FORTIS Open Call #2 funds European consortia with up to €250,000 per project to test and deploy human robot interaction tools. Apply by 4 November 2026.
Wallimage Gaming 2026: second call for video game projects
Wallimage Gaming invests up to €75,000 in preproduction and up to €400,000 in production of games with a footprint in Wallonia. Apply by November 4, 2026.
Amazon Security call for proposals: Fall 2026
Amazon funds AI security research with gifts of no more than $80,000 on average, plus AWS credits. Proposals close 4 November 2026.
AWS Agentic AI call for proposals: Fall 2026
AWS funds agentic AI research with gifts of no more than $70,000 on average, plus AWS credits. Proposals close 4 November 2026.
AWS Cryptography call for proposals: Fall 2026
AWS offers cryptography research gifts of up to $80,000, plus up to $40,000 in AWS credits. Proposals close 4 November 2026.
Automated Reasoning call for proposals: Fall 2026
Amazon funds automated reasoning research with gifts of no more than $80,000 on average, plus AWS credits. Proposals close 4 November 2026.
On-Device Multimodal Perception call for proposals: Fall 2026
Amazon funds on device perception research with gifts of no more than $80,000 on average, plus AWS credits. Proposals close 4 November 2026.
Build on Trainium call for proposals: Fall 2026
Amazon offers AWS credits of up to $250,000 and beyond for research on Trainium kernel agents. Proposals close 4 November 2026.
AI for Information Security call for proposals: Fall 2026
Amazon funds AI security research with gifts of no more than $80,000 on average, plus AWS credits. Proposals close 4 November 2026.
Multilingual and Contextual AI Evaluation call for proposals: Fall 2026
Amazon funds multilingual AI evaluation with gifts of no more than $50,000 on average, plus AWS credits. Proposals close 4 November 2026.
Synthetic Data Generation for Multimodal Perception call for proposals: Fall 2026
Amazon offers research gifts of no more than $80,000 on average, plus AWS credits, for synthetic perception data. Proposals close 4 November 2026.
Fediverse Multimedia Grants 2026 by the Social Web Foundation
Grants of up to US$20,000 for developer and creator teams that start new audio, video or image publications on the Fediverse. Apply by 4 November 2026.
Game Gauntlet SIM Jam 2026
Six week online game jam to build a game that simulates a system, with $1,000 for first place and $500 for second. Submissions close 4 November 2026.
UNICEF Femtech Ventures 2026: second call for open source startups
UNICEF Femtech Ventures gives open source startups up to US$100,000 equity free and 12 months of mentoring for women's health tech. Apply by 4 November 2026.
Screen Australia Future Leaders Delegation to BitSummit 2027
Screen Australia gives up to eight Australian gamemakers $6,000 (AUD) each to travel to BitSummit 2027 in Kyoto. Applications close 5 November 2026.
Since AI Hackathon 2026
Since AI Hackathon 2026 is a free 72 hour event in Turku, Finland, with €50,000 in cash prizes. It runs November 6 to 8, 2026.
UKOMAIN OMAIB Round 3 call for proposals
UKOMAIN funds up to £50,000 to build an open multimodal AI benchmark. Challenge proposals close 6 November 2026.
DSH Hacks V2: student hackathon on AI and healthcare
DSH Hacks V2 is an online student hackathon on AI and healthcare with $42,234 in prizes. Projects are due on November 7, 2026.
Rocket Pool Round 42 GMC bounties
Rocket Pool is taking Round 42 bounty proposals until 7 November 2026 at 23:59 UTC. Proposers set the reward they think the work is worth.
Rocket Pool Round 42 GMC grants
Rocket Pool is taking Round 42 grant applications until 7 November 2026 at 23:59 UTC. Applicants propose their own budget and scope.
Rocket Pool Round 42 GMC retrospective awards
Rocket Pool Round 42 pays retrospective awards for completed open source work. Apply by 7 November 2026 at 23:59 UTC.
Vultr: Agent Rush Hackathon
Vultr and lablab.ai offer a $9,000 cash prize pool plus $5,000 in credits for sandboxed AI agents that do real work. Online build November 3 to 8, 2026.
Startmate Accelerator Summer 27 cohort
Startmate invests AUD $120,000 in each startup of its 12 week accelerator for founders in Australia and New Zealand. Applications close November 8, 2026.
Stellar Community Fund Build Award: round SCF #46
The Stellar Community Fund Build Award gives up to $150K in XLM to teams building on Stellar. Round SCF #46 closes on November 8, 2026.
Cox Cleantech Accelerator Winter 2027
Cox Cleantech Accelerator invests $250K in each of five climate startups for a 12 week program in Atlanta. Winter 2027 applications close November 8, 2026.
Alpha Startups Pre-Accelerator Cohort 68
1337 Ventures takes up to 25 startups into an 11 week hybrid pre accelerator. Cohort 68 applications close on 8 November 2026.
Prosper HealthTech Accelerator Spring 2027
Prosper HealthTech Accelerator invests up to $90,000 in each of five health tech startups for its Spring 2027 cohort in Birmingham, Alabama. Apply by 8 November 2026.
Celo Agents on Open Rails hackathon 2026
Celo pays $5,000 in prizes for agents that move money on live payment rails. Submissions close 9 November 2026.
Learn AR with SPECS 2026
Online Devpost hackathon with $2,500 in cash for a new AR Lens for Snap SPECS glasses, built by an AI coding agent. Submit by 9 November 2026.
UKRI Transformative Sustainable AI Technologies 2026
UKRI offers grants of up to £602,500 for high risk research on making AI systems more sustainable. Research software engineers can lead. Deadline 10 November 2026.
Screen Queensland Games Residency 2027
Screen Queensland's Games Residency 2027 gives Queensland game developers a year of desk space, mentoring and income support. Apply by 11 November 2026.
Frontier AI: SME Champions 2026, Phase 1 grants from Innovate UK
Innovate UK grants for UK SMEs to test new frontier AI and machine learning ideas. Projects cost £150,000 to £250,000. Apply by 11 November 2026.
Helmholtz AI Projects Call 2026
Helmholtz AI funds joint applied AI projects by researchers from at least two Helmholtz centers, with up to €250,000 from the central fund. Apply by 12 November 2026.
PayPal AI Hackathon 2026
PayPal offers $67,500 in cash for projects that use PayPal and AI. Submissions close 12 November 2026 at 2:00 p.m. Pacific Time.
ESA BIC Barcelona: November 2026 application deadline
ESA BIC Barcelona gives space startups in Catalonia 60,000 EUR of non equity funding plus technical support. Apply by November 13, 2026.
Jane Street Graduate Research Fellowship 2027
Jane Street covers a year of tuition and pays a $50,000 stipend to PhD students in computer science, maths, physics or statistics. Apply by 13 November 2026.
BCH BLAZE 2026 hackathon
BCH BLAZE 2026 is an online Bitcoin Cash hackathon with a prize pool of $8,000 or more. Register by 13 November 2026.
Zoud GameLab 2026
A virtual game jam on financial literacy from October 15 to November 15, 2026, open worldwide, with a prize and funding pool of up to $140,000.
FreeCAD Grant Program 2026: Q4 round
Small grants from the FreeCAD Project Association for work on FreeCAD and its ecosystem. The last 2026 round closes on November 15, 2026, from a 40,000 EUR yearly budget.
NASA Space Apps Challenge 2026
NASA runs its yearly global hackathon on November 14 and 15, 2026. Registration is open and teams of up to six people work on 14 space challenges.
Linux Australia Grants Program 2026
Linux Australia offers project and community grants from a $30k pool for open source work in Australia and New Zealand. Apply by 15 November 2026.
NITMB Fellows Program 2027
NITMB offers a three year paid fellowship in Chicago for early career researchers in mathematical biology. Apply by 15 November 2026.
IMPRS-IS doctoral program 2027: funded PhD positions in AI and intelligent systems
IMPRS-IS offers funded doctoral positions in AI, machine learning and robotics in Stuttgart and Tübingen. Apply by 15 November 2026 for the 2027 round.
CHARTED Fund 2: Community Activities, 15 November 2026 deadline
CHARTED pays UK research software and data professionals up to £12.5k for community events, training and hackathons. Next deadline 15 November 2026.
Iliad Intensive January 2027
The Iliad Intensive in January 2027 is a free four week AI alignment course with a $5,000 travel and housing allowance. Apply by 16 November 2026.
WASP-HS postdoctoral scholarship on autonomous systems and robotics
WASP-HS pays about USD 73,308 a year for a postdoc at MIT on autonomous systems. Apply by 16 November 2026.
EIT Spark New Ventures in Creative Tech 2026
EIT Culture and Creativity offers up to EUR 30,000 for early creative tech ventures. Apply by 16 November 2026 at 17:00 CET.
Tory Burch Foundation Fellows Program 2027
About 160 US women founders get coaching, advisors and a $2,000 education grant from the Tory Burch Foundation. Apply by 17 November 2026.
Techstars New York City Accelerator Spring 2027
Techstars invests $220,000 in early stage startups accepted to its Spring 2027 New York City program. Applications close on November 18, 2026.
Alliance ALL19 Accelerator
Alliance offers $400k on a SAFE to crypto and fintech founders for its ALL19 cohort. Early admission closes September 23, 2026, regular admission November 18.
Techstars AI Health Baltimore 2027
Techstars invests $220,000 per company in its AI Health Baltimore accelerator. Applications for the 2027 programme close on November 18, 2026.
Techstars Anywhere Accelerator Spring 2027
Techstars Anywhere is a remote first accelerator that invests $220K per company. Applications for Spring 2027 close on November 18, 2026.
Techstars London Accelerator Spring 2027
Techstars London takes early stage startups from any country and sector and invests $220,000 per company. Spring 2027 applications close November 18, 2026.
Meta VR Start Developer Competition 2026
Meta VR Start Developer Competition 2026 offers up to $1,000,000 in prizes for hands first VR experiences. Submit by 18 November 2026.
Techstars Boston Accelerator Spring 2027
Techstars Boston invests $220K in early stage startups, with a focus on AI, robotics and health. Spring 2027 applications close November 18, 2026.
USC and Techstars Accelerator Spring 2027
The USC and Techstars Accelerator invests $220,000 in startups with a USC affiliated founder. Spring 2027 applications close November 18, 2026.
Northwestern Medicine Techstars Healthcare Accelerator 2027
The Northwestern Medicine Techstars Healthcare Accelerator takes six health tech startups to Chicago for three months. Apply by 18 November 2026.
Techstars Chicago Accelerator Spring 2027
Techstars Chicago takes startups from any industry into a spring 2027 program with investors, mentors and office space in Chicago. Apply by 18 November 2026.
Creative Saskatchewan Digital Game Development Grant 2026
Creative Saskatchewan grants up to CAD 50,000 a year for commercial digital games made by Saskatchewan owned teams. Apply by 18 November 2026.
ESA BIC Brindisi: November 2026 round
ESA BIC Brindisi gives space startups in Italy €50,000 without equity, plus mentoring and incubation. Next closing date is 18 November 2026.
Creative Saskatchewan Marketing Grant 2026/27: Digital Games Major Stream
Creative Saskatchewan pays up to CAD 25,000 toward marketing a Saskatchewan digital game. The major stream deadline for games is 18 November 2026.
Efficient, Structured and Controllable AI Systems 2026
UK SMEs can apply for a share of £1.66 million to test new reusable AI mechanisms. Closes 18 November 2026.
BBSRC Bioinformatics and Biological Resources Fund 2026 (26BBR)
BBSRC funds UK bioscience databases, software tools and biological collections with up to £1.6 million per project. Applications close November 19, 2026.
SMU Cox FinTech Accelerator 2027, powered by MassChallenge
A free 16 week hybrid accelerator in Dallas for up to 15 fintech startups, with no equity taken. Applications run from October 6 to November 19, 2026.
AFFINE Alignment Seminar Winter 2027 in Portugal
The AFFINE Alignment Seminar is a free four week AI alignment residency in Portugal in January 2027, with a $1,000 stipend. Apply by November 22, 2026.
Tarbell Fellowship 2027 to 2028: paid year as an AI reporter
The Tarbell Fellowship pays $75,000 to $135,000 for a year as an AI reporter at a partner newsroom in the U.S., U.K. or Hong Kong. Apply by 22 November 2026.
Schmidt AI in Science Postdoctoral Fellowship at the University of Michigan: 2027 cohort
The Schmidt AI in Science Postdoctoral Fellowship at the University of Michigan pays $81,000 a year for two years of AI driven science. Apply by November 23, 2026.
RAISE Doctoral Networks for AI in Science 2026
The RAISE pilot funds MSCA Doctoral Networks where PhD candidates build new AI tools for their science field. €30 million budget, deadline 24 November 2026.
UKRI NQS Mission 2 components, systems and architectures 2026
UKRI offers up to £2.56 million full economic cost for quantum networking research in the UK. Apply by 24 November 2026.
UKRI NQS Mission 2 Coordination Network 2026
UKRI offers up to £630,937 full economic cost for a UK quantum networking coordination network. Apply by 24 November 2026.
FinTech Innovation Lab New York 2027
Free 12 week programme in New York that pairs fintech and AI startups with executives from 40+ financial institutions. No equity taken. Apply by 25 November 2026.
Conquer FinTech Accelerator Spring 2027 in East Lansing
The Conquer FinTech Accelerator gives US fintech startups 10 weeks of coaching, up to $20,000+ in investment and a $30,000 grant. Apply by 25 November 2026.
Google Gemma 4 Developer Agent Competition 2026 on Kaggle
Kaggle competition from Google DeepMind to train Gemma 4 into an offline coding agent. $100,000 in prizes; join by 25 November 2026.
Xecs Quantum Call 2026: funding to bring quantum technology to market
The first Xecs Quantum Call funds international projects that move quantum sensing, metrology and communications towards market. Outlines due 26 November 2026.
RobotX PhD and Postdoctoral Fellowships 2027 at ETH Zurich
Paid PhD and postdoc fellowships in robotics at ETH Zurich, with one application seen by up to three RobotX professors. Apply by 27 November 2026.
Cities Deliver 2026: AI Solutions for Public Services grants
Cities Deliver gives grants of $500,000 to $2 million to groups building AI tools for city public services with a city partner. Round 1 is due 29 November 2026.
Prototype Fund class 03: applications open from October 2026
Prototype Fund class 03 funds open source prototypes with up to 95.000 € for teams. Applications run from 1 October to 30 November 2026.
AICPA and CPA.com Startup Accelerator 2027
The AICPA and CPA.com Startup Accelerator gives each selected accounting tech startup a $25,000 grant plus coaching. Applications close on November 30, 2026.
EU-LAC Digital Accelerator open call #6 (2026)
EU funded accelerator for corporate and startup pairs from Europe, Latin America and the Caribbean. Startups get up to €10,500 in grants. Apply by 30 November 2026.
Nebraska Innovation Fellowship
The Nebraska Innovation Fellowship gives a $2,500 materials allowance and studio access. Apply by 30 November 2026.
Joules Accelerator Cohort 18
Joules Accelerator takes six grid technology startups into a free three month program. Cohort 18 applications close on 30 November 2026.
Ontario Creates Futures Forward Program 2026
Ontario Creates gives new game and XR studios in Ontario up to CAD 20,000 for early project development. Apply by 30 November 2026.
OpenSats General Grant: Q4 2026 application window
OpenSats General Grants fund open source Bitcoin and nostr work for 3 to 12 months, paid in bitcoin. The Q4 window is open in October and November 2026.
heypcb Hardware Challenge 2026
heypcb pays two $1,000 prizes for original circuit boards published on Circuit World. Entries close 30 November 2026.
MGZstart 2027: founder grant for media and games startups in NRW
MGZstart 2027 gives media and games founders in North Rhine-Westphalia 12,000 euros and a one year training programme. Apply by 30 November 2026.
Xsolla Scholarship Program at GDC 2027
Xsolla gives 75 game developers a GDC 2027 pass and four hotel nights in San Francisco. Open worldwide. Apply by 30 November 2026.
CancerX Accelerator 2027 cohort for digital cancer care startups
Six month CancerX Accelerator for digital and AI cancer care startups. No equity, no fee. Applications close 30 November 2026.
Decentraland Creator Success 2026: paid game development for indie creators
Up to $4,100 in staged funding for solo developers and small teams to build social games in Decentraland. Apply for V0 by 30 November 2026.
Lablab x AMD AI Academy Challenge
lablab.ai and AMD run a three month online challenge for individual AI builders with a $5,000 prize pool. It runs from September 1 to December 1, 2026.
Simons Institute Research Fellowship: Diffusion Generative Modeling, Fall 2027
The Simons Institute offers a research fellowship on diffusion generative modeling for Fall 2027. Apply by 1 December 2026.
Simons Foundation Utilizing the Full Power of Empire AI Awards 2026
Simons Foundation grants from a $6 million pool for science and math research that uses Empire AI GPU clusters. Apply by December 1, 2026.
UKRI Enabling AI adoption across science and engineering 2026
UKRI offers up to £250,000 for UK teams pairing AI with a science or engineering field. Apply by 1 December 2026.
Cyberport Creative Micro Fund Hong Kong Programme: February 2027 intake
Cyberport's Creative Micro Fund gives up to HK$100,000 in cash and mentoring to early digital tech projects in Hong Kong. Apply by 1 December 2026.
INSEAD AI Founder Sprint 2027
A free 10 week online INSEAD sprint for early stage founders who build with AI. No equity, cash prizes at Demo Day. Apply by 1 December 2026.
MedTech Innovator Accelerator 2027
Five month nonprofit accelerator for medtech, diagnostics and digital health startups, with $700,000+ in prize capital. Apply by 1 December 2026.
Horizon Europe 2026: data sharing for AI foundation models in the energy sector
Horizon Europe grants of about €10 million each to build AI foundation models for the energy system on shared data. €30 million in total, deadline 1 December 2026.
UKRI doctoral focal award: chip design and verification
UKRI offers up to £6,000,000 for a doctoral award in chip design. The call opens 7 October 2026 and closes 2 December 2026.
Brazil AI, Enterprise Tech and Digital Transformation Canadian Technology Accelerator 2027
A free hybrid accelerator for Canadian AI and enterprise tech companies entering Brazil, with a market week in São Paulo. Apply by 2 December 2026.
NOSTRADAMUS Open Call #1 2026: open source farm data apps
Up to €50,000 for small companies to build open source decision tools for cereal farming on NOSTRADAMUS data. Five projects. Apply by 2 December 2026.
Oxford Technical AI Governance DPhil Studentships 2027
Fully funded Oxford DPhil places on the technical side of AI governance, from compute and hardware to model evaluations. Apply by 2 December 2026 for October 2027 entry.
GEMS Prize Challenge 2026
The U.S. Department of Energy offers $300,000 in prizes for algorithms that find hidden geologic faults in geophysical data. U.S. only, closes December 3, 2026.
Open Science NL Mobility and Development Programme 2026
Open Science NL funds study visits abroad for Dutch open science professionals, up to €25,000. Apply in ISAAC until 3 December 2026.
NIH Research Software Engineer Award: December 2026 deadline
The NIH pays up to $300,000 over three years in salary support for research software engineers at US institutions. The next deadline is December 4, 2026.
Conception X Raise: Spring 2027 investment readiness programme
Conception X Raise is a 10 week programme that gets science founders ready to fundraise, with up to £300k for top teams. Apply by 6 December 2026.
Conception X Venture Scientist 100: Spring 2027 fellowship
Conception X Venture Scientist 100 is a free nine month startup fellowship for PhD researchers in the UK and Europe. Apply by 6 December 2026.
Kotlin Multiplatform Contest 2027
Students and recent graduates can build a Kotlin Multiplatform app and win one of three trips to KotlinConf 2027 in Kraków. Submit by December 7, 2026.
Princeton CITP Fellows Program 2027 to 2028
Princeton's CITP Fellows Program offers fully funded, in person fellowships for 2027 to 2028 in tech policy, AI and security. Apply by 7 December 2026.
X Layer TapeOut Accelerate 2026 hackathon
X Layer TapeOut Accelerate is an online hackathon with a 100,000 USDT prize pool for apps built with TapeOut on X Layer. Submit by December 7, 2026.
Apple Developer Academy @ POSTECH 2027 Cohort
The Apple Developer Academy @ POSTECH 2027 is a free nine month app development program in Pohang, South Korea, with a monthly stipend of KRW 1.1 million. Apply by 9 December 2026.
NEXT AI 2027 accelerator for Canadian AI startups
Free NEXT AI accelerator for Canadian AI startups, with no equity taken. Applications open 15 October 2026 and close 9 December 2026.
Open Science NL Open Science Meetings 2026
Open Science NL pays up to €15,000 for meetings run by open science communities in the Netherlands. The call closes on 10 December 2026.
NEC X Elev X Ignite Batch 17
NEC X offers up to $200,000 through Elev X Ignite Batch 17 for early stage B2B founders. Apply by 11 December 2026.
Flagship Pioneering Fellowship 2027
Flagship Pioneering pays $8,000 to $9,000 a month for a 12 week summer fellowship in Cambridge, MA, for PhD and MD level scientists. Apply by 15 December 2026.
IHS AI and the Workforce research grants 2026 for faculty
The Institute for Humane Studies offers faculty up to $20,000 for research on how AI changes work and jobs. Apply by 15 December 2026.
iGi indie Game incubator 7th edition (2027)
iGi is a free incubator from Marvelous for indie game creators living in Japan, with mentoring and up to ¥500,000 in support. Apply by December 15, 2026.
Ontario Creates Screen Marketing and Discoverability Program 2026/27
Ontario Creates pays up to CAD 50,000 toward marketing and launch work for Ontario games it already funded in production. Applications are taken continuously until 16 December 2026.
Internet Society Fellowship Program 2027
Internet Society fellows get a mentor, event travel and up to $5,000 for a project. Finish training by November 22; apply by December 18, 2026.
Build the Autodesk University 2027 Product
A Hackster design challenge to create the official Autodesk University 2027 product, open until December 21, 2026. The winning concept is manufactured for about 750 attendees.
Prezenti Season 3 grants for Celo builders
Prezenti Season 3 funds Celo projects through Frontier grants of up to $15,000 for AI and agent infrastructure and Anchor grants for products with traction. Applications close 29 December 2026.
EasyEDA Spark 2026 hardware program
EasyEDA Spark 2026 offers an $85,000 prize pool for hardware projects, with up to $30,000 for the top entry. Project submissions close 31 December 2026.
German Federal Games Funding 2026 (Games-Förderung des Bundes)
Germany's federal games fund gives studios grants of up to 8 million euro for game production and prototypes. Applications are open until 31 December 2026.
Folks Finance bug bounty on Immunefi
Folks Finance pays up to $200,000 in USDC for critical smart contract bugs, through Immunefi. The program expires on 31 December 2026.
GameBCN 12 incubation program for game studios
GameBCN 12 is a free six month online incubation program for game teams, with a €3,000 grant, mentoring and a demo day. Apply by 31 December 2026.
Stellar Development Foundation Academic Research Grants: December 31, 2026 deadline
Stellar Development Foundation grants up to $150,000 for academic blockchain research. Proposals for this round are due 31 December 2026.
NSW Digital Games Rebate 2025/26
Screen NSW pays a 10% rebate on NSW development spend for digital games with at least AU$350,000 of NSW costs. Apply by 31 December 2026.
MassRobotics Healthcare Robotics Catalyst Program: Cohort 6 (2027)
Free four month MassRobotics program for healthcare robotics startups worldwide, with no equity taken. Cohort 6 applications close 31 December 2026.
Infineon Boss Battle in the AI Arena 2026
Infineon is running a hardware contest on the PSOC Edge E84 AI kit with a $2,000 prize pool. Submissions open 13 October 2026 and close 3 January 2027.
gener8tor North Dakota Accelerator 2027
gener8tor North Dakota invests $100,000 in each of five startups for its 2027 cohort in Fargo. Apply by 3 January 2027.
Dirigo Labs Accelerator 2027
A free 16 week accelerator in Waterville for Maine startups with early traction, from February to May 2027. Apply by January 8, 2027.
BEAM Circular Accelerator 2027
BEAM Circular Accelerator 2027 gives five bioeconomy startups $30,000 that takes no equity, with a possible $100,000 investment on top. Apply by 10 January 2027.
Luminate accelerator cohort 10 for optics and photonics startups
Luminate cohort 10 gives optics, photonics and imaging startups $100K at the start and a shot at $1 million. Apply by 11 January 2027.
Vinnova Innovative Startups 2026
Vinnova gives young Swedish companies up to SEK 500,000 to test customer needs and willingness to pay. The call opens 12 October 2026 and closes 12 January 2027.
Women TechEU 2 EIC: January 2027 deadline
Women TechEU gives €75,000 and business coaching to deep tech startups led by women in Europe. The next full proposal deadline is January 14, 2027.
Creative Europe MEDIA Innovative Tools and Business Models 2027
The EU Creative Europe MEDIA 2027 call funds new software tools and business models for film, TV and video games, including AI tools, at 80% of costs. Apply by 14 January 2027.
Accelerate Cambridge Spring 2027
Accelerate Cambridge is a 12 week venture programme for founders with a Cambridge connection. Applications for the Spring 2027 cohort close on 15 January 2027.
HIIG Impact AI Fellowship 2027 in Berlin
Ten week HIIG fellowship to assess the impact of AI projects for sustainability and the public interest, with a €5,000 stipend. Apply by 15 January 2027.
CNC Video Game Fund (FAJV): January 2027 deadline
The French CNC video game fund pays up to half the cost of writing, prototyping or producing a game. The next deadline is 18 January 2027.
NSF CyberTraining grants: January 2027 deadline
NSF CyberTraining funds US projects that train researchers to build and use advanced research computing tools, with awards up to $1,000,000. Deadline 21 January 2027.
Xecs Call 6 2026: Eureka funding for electronic components and systems projects
Xecs Call 6 backs international R&D projects on chips and electronic systems with national public funding. Project outlines are due 21 January 2027.
PCBWay 9th Project Design Contest
PCBWay runs its 9th Project Design Contest with cash prizes up to $2,000 plus hardware for electronics, robotics and mechanical projects. Submissions close January 24, 2027.
SMART Eureka Call 10 2026: funding for international advanced manufacturing projects
SMART Call 10 labels international R&D projects in advanced manufacturing for national grants or loans. Project outlines are due 26 January 2027.
STM32Cube Innovation Challenge 2026: Design with STM32C5
An online embedded design contest from Elektor and STMicroelectronics with €5,000 in prizes and free STM32C5 boards. Ideas by 30 November 2026, projects by 31 January 2027.
Kleiner Perkins Fellows 2027: engineering and design tracks
Summer fellowship for engineering and design students at a Kleiner Perkins portfolio startup in the Bay Area. Apply by 31 January 2027.
Creative Europe MEDIA Video Games and Immersive Content Development 2027
The EU Creative Europe MEDIA 2027 call gives European game and XR studios up to EUR 200 000 to develop narrative games up to the first prototype. Apply by 2 February 2027.
Horizon Europe 2027: Human/AI collaboration for the workforce of the future
Horizon Europe grants of €4 million to €6 million for new AI approaches to human and machine collaboration in factories. €30 million in total, first stage deadline 2 February 2027.
RAISE Automated Scientific Discovery call 2027: AI for self driving labs
Horizon Europe grants of about €9 million per project to add AI decision making to automated science labs, in materials science and food. Apply by 2 February 2027.
Disruptive Technologies Innovation Fund Call 8
Enterprise Ireland offers a €40 million pool for Irish consortia developing disruptive technology. Apply by 3 February 2027.
Decentralize AI Hackathon by HackerNoon
A $51,750+ prize pool and $35,000 in compute credits for developers building open AI infrastructure. The second round of entries ends on February 27, 2027.
Zürcher Filmstiftung Digitale Kultur games funding: 1 March 2027 deadline
Zurich studios can get up to CHF 150,000 per project for games, XR and interactive work, at prototype or production stage. Next deadline 1 March 2027.
NSF PESOSE March 2027 deadline
NSF PESOSE funds US teams to plan, grow, or secure open source ecosystems, with awards up to $1,500,000. The next deadline is March 2, 2027.
Sustain the System 2026: Nordic Semiconductor contest with an $8,000 prize pool
Nordic Semiconductor is giving away $8,000 for predictive monitoring projects built on the nRF54LM20 DK. Submissions close 23 April 2027.
Screen Queensland Digital Games Incentive 2026/27
Screen Queensland pays 15% of eligible Queensland game development spend on projects spending at least AU$250,000. Apply by 30 June 2027.
Screenwest Professional Development Placements 2026/27
Screenwest pays up to AU$25,000 for a Western Australian games developer or screen worker to take a placement with a leading company. Open until 30 June 2027.
Screen NSW Screen and Digital Games Travel Fund 2026/27
NSW game developers and screen practitioners can get up to A$10,000 for travel to markets, festivals and industry events. Applications close 30 June 2027.
Rolling and open ended
1inch Aqua bug bounty on Immunefi: up to $100,000
1inch pays up to $100,000 in USDC for bugs in Aqua, its new protocol for custom liquidity positions, and in the Swap VM contracts. The bounty runs on Immunefi.
Kodansha Game Lab Monthly Awards for indie game creators
Kodansha Game Lab gives indie game creators a ¥100,000 monthly award and an editor, with research funding of up to ¥1,000,000. First cutoff October 31, 2026.
RICH Hub Climate AI Innovation: support and scaling grants for African climate AI
African climate AI projects at pilot stage can ask the RICH Hub for coaching, pilots and scaling grants of up to USD 200,000. Expressions of interest are reviewed on a rolling basis.
Starknet Web and Smart Contracts bug bounty on HackenProof: up to $250,000
Starknet pays up to $250,000 for critical bugs in the StarkGate bridge contracts and website. The bounty runs on HackenProof with no end date.
tinygrad bounties for open source GPU and compiler work
tinygrad pays cash bounties of $200 to $2,000 for merged work on its open source deep learning framework, from GPU emulators to new backends.
Kamino bug bounty on Sherlock: up to 1,000,000 USDC
Kamino pays up to 1,000,000 USDC on Sherlock for bugs in its Solana lending, liquidity and vault programs. Live since 16 October 2026.
Brink grant program for Bitcoin protocol developers
Brink awards year long grants to established Bitcoin protocol developers anywhere in the world to work full time on open source Bitcoin projects. Applications are open all year.
OpenAI Safety Bug Bounty on Bugcrowd
OpenAI pays $250 to $7,500 per accepted report for safety and abuse flaws in its agentic products and platform. Public on Bugcrowd, open all year.
Apple Security Bounty: rewards up to $2 million for Apple platform flaws
Apple pays up to $2 million, and over $5 million with bonuses, for proven security flaws in iPhone, Mac, iCloud and other Apple platforms. Reports are accepted at any time.
NAIRR Pilot resource requests: free AI compute and models for US researchers
The NAIRR Pilot gives US researchers and educators free access to AI computing, models and platforms for 12 month projects. Requests are reviewed monthly.
Venture Kick 2026: up to CHF 150,000 for Swiss science startups
Venture Kick gives Swiss university spin off projects up to CHF 150,000 in three stages, plus coaching and investor access. Applications are open all year.
ERC-4337 Account Abstraction bug bounty: up to $250,000
The Ethereum Foundation pays up to $250,000 for critical bugs in the ERC-4337 account abstraction contracts and protocol. The bounty runs on HackenProof.
Google Patch Rewards Program for open source security fixes
Google pays $100 to $15,000 for patches that improve security in open source projects such as those in OSS-Fuzz. Rolling, no deadline.
Inverse Finance bug bounty on Sherlock
Inverse Finance pays up to 100,000 USD in DOLA on Sherlock for critical bugs in its FiRM lending and DOLA contracts. Live since 12 October 2026.
IOTA bug bounty on Sherlock
IOTA pays up to 25,000 USDC on Sherlock for critical bugs in its core network. Live since 14 October 2026.
Rujira bug bounty on Sherlock
Rujira pays up to 25,000 USDC on Sherlock for critical bugs in its THORChain app layer contracts. Live since 29 September 2026.
Android and Google Devices Security Reward Program
Google pays up to $1,500,000 for exploit chains against Pixel, Nest and Fitbit devices, and up to $25,000 for strong single bugs. Rolling, no deadline.
Game Devs of Color Expo awards $21,000 in development grants for 2026
Game Devs of Color Expo gave $21,000 in grants with no strings attached to six creators of color across three game projects, $7,000 per project.
SP1 bug bounty on Immunefi
SP1 pays up to $100,000 in USDC for critical bugs in its zero knowledge virtual machine. Open on Immunefi.
XRPL AI & Fintech Hackathon NYC 2026
In person XRP Ledger hackathon in New York on 24 and 25 October 2026 for AI agent payments and onchain lending, with $40,000+ in prizes.
Chainlink bug bounty on Immunefi: up to $3,000,000
Chainlink Labs pays up to $3,000,000 on Immunefi for critical bugs in Chainlink smart contracts, and up to $100,000 for critical web app bugs. Rolling.
Compound Finance bug bounty on Immunefi
Compound Finance pays up to $1,000,000 for critical smart contract bugs, through Immunefi. Rewards are paid in COMP.
Create AI Agents Championship 2026/27
The Create AI Agents Championship gives a USD 150,000 grant to the winner of each of four categories for building an AI agent. Free to enter.
deBridge bug bounty on Immunefi
deBridge pays a flat $200,000 for critical smart contract bugs, through Immunefi. Open on a rolling basis.
Enzyme Onyx bug bounty on Immunefi
Enzyme Onyx pays up to $200,000 in USDC for critical smart contract bugs, through Immunefi. Open on a rolling basis.
Fulcrum AI safety entrepreneurship sprint by BlueDot and Entrepreneurs First
Fulcrum is a free 7 day remote sprint for people starting AI safety projects. Finishers can be considered for BlueDot grants and Entrepreneurs First investment.
Pro Helvetia Game Design Emerging Talents: trade fair participation grant
Pro Helvetia gives emerging Swiss game designers up to CHF 4,000 to attend a trade fair or market event abroad. Open all year.
Swiss AI Initiative small compute grants
The Swiss AI Initiative gives Swiss research teams up to 32,000 GPU hours on the CSCS Alps system for six months. Rolling, reviewed monthly.
Antler Japan residency November 2026
Antler Japan invests up to $400,000 at inception, starting with $150,000 after six weeks in Tokyo. The next residency starts 2 November 2026.
Gauntlet AI Cohort 8
Gauntlet AI covers travel, housing, food, and compute for a ten week fellowship. Cohort 8 starts 25 January 2027. Applications are rolling.
Gnosis Chain bug bounty on Immunefi: up to $2,000,000
Gnosis pays up to $2,000,000 on Immunefi for critical bugs in the bridges between Ethereum and Gnosis Chain. Rolling, updated October 2026.
Iterative accelerator Winter 2027 batch
Iterative invests US$150,000 to US$500,000 in startups joining its Winter 2027 batch, February to May 2027. Founders in all industries can apply.
Stargate bug bounty on Immunefi: up to $10,000,000
Stargate pays up to $10,000,000 on Immunefi for critical bugs in its cross chain bridge contracts. Rolling, live since September 2024.
Claude for Open Source: free Claude Max for maintainers
Anthropic gives open source maintainers and active contributors six months of free Claude Max 20x. Applications are open on a rolling basis.
GGJ Micro-Missions Studio Microgrants from Global Game Jam
Global Game Jam gives indie studios up to $2,500 to pay emerging talent for small art, audio and QA tasks. Applications are reviewed monthly.
LayerZero bug bounty on Immunefi: up to $15,000,000
LayerZero pays up to $15,000,000 on Immunefi for critical bugs in its cross chain smart contracts. Live since May 2023, updated October 2026.
Silicon Catalyst accelerator for semiconductor startups
Silicon Catalyst runs a 24 month accelerator for chip startups, with in kind tools and services worth millions per company. Applications are rolling.
GTR AI Safety Fund
The GTR AI Safety Fund backs people and early stage groups working to reduce catastrophic AI risk from a €50 million pool. Rolling applications.
Midas bug bounty on Sherlock: up to 500,000 USDC
Midas pays up to 500,000 USDC on Sherlock for bugs in its Ethereum and Solana contracts and web app. Live since August 21, 2026, with no end date.
OnRe bug bounty on Immunefi: up to $100,000
OnRe pays up to $100,000 in USDC on Immunefi for critical bugs in its Solana program. Live since May 2026 with no end date.
Forum Ventures Accelerator: Winter 2027 cohort
Forum Ventures invests $100k for 7.5% in pre seed B2B software startups. Applications for the Winter 2027 cohort, starting January 2027, are open now.
Google Open Source Software Vulnerability Reward Program
Google pays up to $31,337 for supply chain compromises in its open source projects. Product vulnerability reports are paused since October 1, 2026.
Healthworx Accelerator 2026 cohort
Healthworx invests $25,000 in early healthcare companies and runs a 12 week program on the US health system. The 2026 cohort is open.
KRAFTON India Gaming Incubator (KIGI) Cohort 4
KIGI Cohort 4 gives India based game teams milestone funding of $50,000 to $150,000 plus mentoring. Applications are open, with no deadline published.
Silo Finance bug bounty on Immunefi
Silo Finance pays up to $100,000 in USDC for critical smart contract bugs, through Immunefi. Open on a rolling basis.
Solana Scholars research internships for PhD students
Solana Scholars funds 3 month research internships for PhD students, working with Solana engineers on consensus, networking, cryptography and economics. Applications are open all year.
Twyne bug bounty on Immunefi
Twyne pays up to $50,000 in USDC for critical smart contract bugs, through Immunefi. Open on a rolling basis.
Coefficient Giving capacity building grants for transformative AI risks
Coefficient Giving funds training, events, groups and media that help people work on risks from advanced AI. Applications are open on a rolling basis.
FRAME1GAMES accelerator for independent game developers
FRAME1GAMES, the CAA program for indie games, offers a year of financing, mentorship and marketing to a yearly cohort. Applications are open now.
Maelstrom Bitcoin Grant Program
Maelstrom pays Bitcoin developers 12 month grants of $50,000 to $150,000 in BTC, USDC or USDT. Applications are open at any time.
Emergent Ventures grants from the Mercatus Center
Emergent Ventures gives grants to people aged 13 and up with bold ideas to improve society. Applications are open all year, worldwide.
Exactly bug bounty on Immunefi
Exactly pays up to $25,000 in USDC for critical smart contract bugs, through Immunefi. Open on a rolling basis.
HackMeridian 2026: Stellar hackathon in Lisbon
HackMeridian is a two day Stellar hackathon in Lisbon on 25 and 26 October 2026, with up to $30,000 in XLM in prizes.
Horizen bug bounty on Immunefi
Horizen pays up to $10,000 in USDC for bugs in its ZEN staking contracts and staking web app, through Immunefi. Open on a rolling basis.
SIDN fonds Pioneer grants 2026 for a stronger internet
SIDN fonds gives grants of up to €10,000 for early ideas that make the Dutch internet stronger. Applications are open all year.
Solana Mobile Security Grants
Solana Mobile pays grants in SKR for security research on the Solana Mobile ecosystem. Applications are open at any time through an online form.
XOXNO bug bounty on Immunefi
XOXNO pays up to $20,000 in USDC for critical bugs in its Stellar lending contracts, through Immunefi. Open on a rolling basis.
EuroHPC AI Factories Large Scale Access for companies
EuroHPC gives European companies and startups free access to more than 50,000 GPU hours on its AI Factories. Closing dates run twice a month, next on 15 October 2026.
GMTrade bug bounty on Immunefi
GMTrade pays up to $100,000 in USDC for critical bugs in its Solana smart contracts, through Immunefi. Open on a rolling basis.
Intuition bug bounty on Immunefi
Intuition pays up to $100,000 in USDC for critical bugs in its knowledge graph smart contracts, through Immunefi. Open on a rolling basis.
ESA BIC Estonia open call
ESA BIC Estonia offers €60,000 in equity free funding and incubation to space tech startups in Estonia. Applications are open, with the next selection in November.
goose grant program
The goose grant program pays $100,000 for a 12 month open source project that builds on the goose AI agent. Proposals are reviewed on a rolling basis.
Team1 Mini Grants for Avalanche builders
Team1 Mini Grants give up to $10,000 to developers and community builders working on Avalanche. Applications are open on a rolling basis.
VicScreen Victorian Production Fund Games 2026/27
VicScreen's Victorian Production Fund Games gives Victorian studios up to A$300,000 per stage and A$500,000 per project. Applications are open year round.
Golem Network bug bounty on Sherlock: up to 10,000 USDC
Golem Network pays up to 10,000 USDC on Sherlock for bugs in three public repositories. The program has been live since 1 October 2026.
Omarchy bug bounty on HackerOne: up to $1,500
Omarchy pays up to $1,500 on HackerOne for bugs in its Linux distribution repository. The public program launched on 1 October 2026.
Proximity Prize: Ethereum Foundation research rewards for SNARK soundness proofs
The Ethereum Foundation Proximity Prize rewards solvers who raise machine checked security bounds for hash based SNARKs. Proofs are checked in Lean.
Beldex Grants Program
Beldex offers a $1 million grant pool for developers and teams building privacy tools on its network. There is no fixed deadline.
Curql Accelerate January 2027
Curql Accelerate gives five fintech startups a $7,000 grant and 12 weeks with credit unions. Applications stay open until the cohort fills.
Starknet Propulsion Program
The Starknet Propulsion Program covers up to $1 million in user fees for apps on Starknet. Applications are reviewed each month.
TheDAO Security Fund ETHSecurity Initiatives Round Two 2026
TheDAO Security Fund pays for Ethereum security work, with initiatives of $20,000 to $600,000. Round Two opened September 15, 2026 and ends in January 2027.
AI for Good Innovation Factory 2026/27: UN startup pitching and accelerator
The AI for Good Innovation Factory runs monthly pitch sessions for AI startups until May 2027. The Grand Finale winner gets $20,000.
DAWN USD.infra Vault bug bounty
DAWN pays up to $50,000 in USDC for bugs in the USD.infra vault on Immunefi. Live since 12 July 2026.
sBTC bug bounty on Immunefi
The sBTC bug bounty on Immunefi pays up to $250,000 for bugs in the bridge. Live since 2 July 2026.
Tenstorrent Bounty Program for open source contributors
Tenstorrent pays bounties for merged pull requests on GitHub issues tagged bounty. Tiers run from $1 to $3,000, and one open issue lists $35,000.
Cronos Ult app bug bounty on HackenProof: up to $20,000
Cronos pays up to $20,000 in USDC or USDT through HackenProof for security bugs in the Ult trading app and its backend API.
1inch Smart Contracts bug bounty on Immunefi
1inch pays up to $500,000 in USDC on Immunefi for bugs in its swap and limit order smart contracts. Live since June 11, 2026, rolling.
Open Technology Fund Internet Freedom Fund
The Open Technology Fund gives $10,000 to $900,000 for internet freedom tools and research. Concept notes are accepted on a rolling basis.
Perplexity Research Fellowship
The Perplexity Research Fellowship pays a $180,000 or $220,000 annualized salary for 3 months of full time AI research. Applications are rolling.
SOSV HAX hard tech accelerator
SOSV's HAX program invests up to $550,000 in pre seed hard tech startups and gives them a six month lab residency in New Jersey. Applications are rolling.
Btrust Developer Grants for Bitcoin open source
Btrust pays Bitcoin open source developers in BTC to work full time, with six month starter grants and yearly long term grants. Applications are open all year.
EA Funds Transformative AI Fund grants
The EA Funds Transformative AI Fund gives early stage grants, typically $10k to $150k, for AI safety and governance work. Applications are always open.
Adobe bug bounty program on Intigriti
Adobe moved its bug bounty to Intigriti on 1 September 2026. Rewards go up to $15,000, with a bonus tier for Adobe AI features.
FLOSS/fund grants for free and open source projects
FLOSS/fund from Zerodha gives open source projects anywhere up to $100,000 a year. Applications are open all year and reviewed every quarter.
Live Nation bug bounty on HackerOne: up to $10,000
Live Nation pays up to $10,000 for security bugs in its Ticketmaster sites and apps. The HackerOne program opened on 24 September 2026.
OpenSats RED token reimbursement for Bitcoin red teams
OpenSats RED grants pay back LLM token and compute costs for people red teaming Bitcoin open source software. Always open, with fast review.
Puffer bug bounty on Sherlock: up to 100,000 USDC
Puffer pays up to 100,000 USDC for bugs in its Ethereum contracts. The Sherlock program has been live since 17 August 2026.
CoW Grants Program (CoW DAO)
CoW DAO funds developer tools and new apps on CoW Protocol from a 500,000 xDAI budget. Proposals go on the forum at any time until January 2027.
Jane Street protocol emulator ASIC competition
Jane Street will fabricate the most novel open source protocol emulator chips. Designs are due on 18 January 2027. The submission form is not open yet.
Tenbin Bug Bounty on Cantina
Tenbin pays up to $40,000 for critical bugs in its asset token contracts, from a $100,000 budget on Cantina. Live since 11 September 2026.
Alchemix bug bounty on Immunefi: up to $150,000
Alchemix pays up to $150,000 in USDC for a critical smart contract bug through Immunefi. The program has no closing date.
German EUDI Wallet bug bounty on HackerOne: up to $40,000
Common Codes pays up to $40,000 for security bugs in the d-you app and backend of Germany's EUDI Wallet. The HackerOne program opened September 16, 2026.
Vercel public bug bounty
Vercel pays up to $10,000 for critical reports in its public bug bounty, including open source projects. No deadline.
XRPL Glow grants
XRPL Glow pays retroactive grants for open source work already shipped on the XRP Ledger. Wave 1 is open.
Cap bug bounty on Sherlock: up to 1,000,000 USDC
Cap runs a bug bounty on Sherlock for its core Ethereum contracts. Critical bugs pay up to 1,000,000 USDC. The program is live with no end date.
Snorkel AI Open Benchmarks Grants
Snorkel AI Open Benchmarks Grants give in kind data services, research time and credits to teams building open AI benchmarks. Rolling applications.
Anthropic Fellows Program: January 2027 cohort
Anthropic Fellows get a weekly stipend of $3,850 and about $15k a month for compute for four months of AI safety or security research. Applications for the January cohort are open.
Arc bug bounty on HackerOne: up to $200,000
Circle pays up to $200,000 for critical bugs in the Arc network through a public HackerOne program that launched on September 16, 2026.
FOSS United grants for open source projects in India
FOSS United gives grants of up to ₹15 lakh to open source projects and maintainers in India. Applications are open all year.
Kiteworks public bug bounty on YesWeHack
Kiteworks pays up to $50,000 for a critical bug in its content platform. Reports go through YesWeHack at any time.
Aave V4 bug bounty on Sherlock: up to 2,500,000 USD
Aave DAO pays up to 2,500,000 USD for critical bugs in Aave V4 through Sherlock. The programme is live and takes reports at any time.
Babylon bug bounty on Sherlock: up to 500,000 USDC
Babylon Labs pays up to 500,000 USDC for critical bugs in its Bitcoin staking protocol through Sherlock. The programme went live on September 21, 2026.
Exponential Science call for project proposals: up to $15,000
Exponential Science funds research projects with up to $15,000 for six to twelve months. Proposals are taken all year on the topics of blockchain, AI and cryptography.
Project Tailwind: Coefficient Giving funding for AI safety founders
Coefficient Giving funds founders who start AI safety organisations, from $200k at pre seed up to $200m at scale. Expressions of interest are taken at any time.
Antler UK residency September 2026
Antler is taking applications for its London residency. It invests £210k at inception and up to £500,000. The next UK residency starts in late September 2026.
NUVA bug bounty on Immunefi
NUVA pays up to $40,000 on Immunefi for smart contract and web bugs. The program went live on May 18, 2026 and was last updated on September 18, 2026.
Paradex bug bounty on Sherlock: up to 500,000 USDC
Paradex runs a bug bounty on Sherlock with a maximum reward of 500,000 USDC. The programme is live and takes reports at any time.
Tenor Labs bug bounty on Sherlock: up to 200,000 USDC
Tenor Labs runs a bug bounty on Sherlock with a maximum reward of 200,000 USDC. The programme went live on September 11, 2026 and takes reports at any time.
Arbitrum Founder House Singapore 2026
Arbitrum Founder House runs in Singapore from October 23 to 25, 2026 with up to $300K USDG in prizes and grants for teams with a working product.
BlueDot Impact Career Transition Grants
BlueDot Impact gives up to $200,000 to people moving full time into AI safety or biosecurity work. Applications are open on a rolling basis.
BlueDot Impact Rapid Grants
BlueDot Impact gives up to $20,000 for a next step in AI safety or biosecurity work, with most applicants hearing back within a week.
Clojurists Together quarterly fellowships
Clojurists Together pays Clojure maintainers $1,000 to $9,000 per quarterly fellowship, or about $18,000 a year, to work on their open source projects.
a16z speedrun SR008
a16z speedrun invests up to $1M in startups. Applications are open year round, and the priority window for the SR008 cohort runs October 12 to November 1, 2026.
AWS Activate credits for startups
AWS gives startups up to $200,000 in cloud credits for infrastructure, data services and AI models. Applications are open all year and answers come in 5 to 10 business days.
OpenAI Codex for Open Source programme
OpenAI gives open source maintainers six months of ChatGPT Pro with Codex and up to $25,000 in API credits from a $1 million fund. Applications are reviewed all year.
ETHGlobal Mumbai 2026
ETHGlobal runs a three day in person hackathon in Mumbai from November 5 to 7, 2026, with $175,000 available in prizes. Builders apply to attend.
Extra Finance bug bounty on Immunefi
Extra Finance pays up to $100,000 for a critical smart contract bug on Immunefi. The program has no closing date and was last updated on 16 September 2026.
Filecoin Foundation Open Grants
Filecoin Foundation Open Grants pay up to $50,000 for open source work that advances Filecoin. Proposals are reviewed as they arrive, with no fixed close date.
Google for Startups Cloud Program
Google Cloud gives startups from $2,000 up to $350,000 in cloud credits. Applications are open all year across three stages, from pre funded to Series B and later.
Hugging Face community GPU grants
Hugging Face covers the GPU hardware cost of selected Spaces. Maintainers apply from the hardware settings of their own Space and there is no deadline.
Mercor AI Safety Fund Grants
Mercor is putting $5 million into AI safety research grants for independent researchers and small teams. Apply with a short expression of interest.
NVIDIA Inception programme for startups
NVIDIA Inception gives startups free cloud credits, preferred hardware pricing and technical training. There are no fees, no deadlines and no cohorts, so companies can apply at any time.
BlueQubit Quantum Flywheel 2026: $150,000 in quantum and AI compute
BlueQubit is giving $150,000 of quantum, GPU and AI compute to research teams for three months. The open call runs for about five weeks.
ENS bug bounty on Immunefi: up to $250,000
ENS pays security researchers up to $250,000 for critical smart contract bugs. The bounty runs on Immunefi with no closing date.
Ethena bug bounty on Immunefi: up to $3,000,000
Ethena pays up to $3,000,000 for a critical smart contract bug. The bounty runs on Immunefi and has no closing date.
Hedera bug bounty on Immunefi
Hedera pays up to $30,000 on Immunefi for bugs in its public network and services. The program was last updated 31 August 2026.
Solana Mobile Builder Grants
Solana Mobile funds mobile apps, tooling, content and research built on the Solana Mobile Stack. Applications can be sent at any time.
The Graph bug bounty on Immunefi
The Graph Foundation pays up to $50,000 on Immunefi for bugs in its indexing protocol. The program was last updated 27 August 2026.
Immunefi bug bounty program
Immunefi pays up to $50,000 for security bugs in its own smart contracts and web apps. The program is live and was last updated on September 9, 2026.
soonami Venturethon October 2026
soonami is taking rolling applications for a 10 day Venturethon starting October 21, 2026, with a €5,000 public good grant and no equity.
Stacks bug bounty on Immunefi
Stacks pays up to $250,000 on Immunefi for critical bugs in its Bitcoin layer and smart contracts. The program was last updated September 8, 2026.
USDT0 bug bounty on Immunefi
USDT0 pays up to $6,000,000 on Immunefi for critical bugs that break USDT redemptions. The program was last updated September 1, 2026.
Zcash Community Grants
Zcash Community Grants funds independent teams building public goods for the Zcash ecosystem. Applications are open all year and are filed as GitHub issues.
CHARTED Fund 4: Supporting Professional Development
CHARTED pays UK early career research technical professionals up to £5,000 for training and conferences. Deadlines fall on the 15th of every month.
Hotcoin Web and Mobile bug bounty on HackenProof
Hotcoin pays up to $1,000 through HackenProof for security bugs in its website and its Android and iOS apps.
StackingDAO bug bounty on Immunefi
StackingDAO pays up to $100,000 on Immunefi for critical bugs in its Stacks smart contracts. No KYC and applications are open all year.
Robinhood Chain bug bounty on Cantina
Robinhood pays up to $1,000,000 on Cantina for bugs in Robinhood Chain contracts, wallet spending, and related web surfaces. Live as of September 8, 2026.
Sentient Foundation Open Source AGI Grant Programme
Sentient Foundation has committed $42 million in rolling grants and investments for people building open AI. No deadline.
Venus Bug Bounty Program with BNB Chain
Venus and BNB Chain pay up to $100,000 for bugs in Venus contracts on BNB Chain. Reports go only through bugbounty.bnbchain.org.
Starknet bug bounty on Immunefi
StarkNet pays up to $250,000 on Immunefi for critical bugs in its layer 2 network and smart contracts. The program is open with no deadline.
Starknet Seed Grants
The Starknet Foundation gives early stage teams up to $25,000 in STRK to build applications on Starknet. Applications are rolling, with answers in about a month.
Anthropic AI for Science program
Anthropic offers researchers up to $50,000 in API credits per project through its AI for Science program. Any researcher can apply, on a rolling basis.
Hinkal Bug Bounty on HackenProof
Hinkal pays $5,000 to $10,000 for critical bugs in its privacy smart contracts and zero knowledge circuits. The program on HackenProof is open and rolling.
Arbitrum Audit Program
The Arbitrum Foundation subsidises third party smart contract audits for early stage Arbitrum projects from a $10M ARB pool. Applications are rolling.
SSV Network bug bounty on Immunefi
SSV Network pays up to $250,000 for critical smart contract bugs in its distributed validator network, through a rolling program on Immunefi.
Cosmos Bug Bounty Program on Immunefi
Cosmos Labs pays up to $50,000 for critical vulnerabilities in the Cosmos Stack through Immunefi. The program is open on a rolling basis.
Lombard Finance bug bounty on Immunefi
Lombard Finance pays up to $250,000 for critical smart contract bugs through its Immunefi bounty. Open year round, terms updated September 10, 2026.
Solana Mobile Bug Bounty Program
Solana Mobile pays up to $75,000 in SKR for critical vulnerabilities in Seed Vault, the SKR onchain programs and the Seeker Genesis Token backend. Reports are accepted on a rolling basis.
Google AI Vulnerability Reward Program
Rolling bug bounty from Google for security flaws in its AI products, with one set of rules and reward tables. Content safety issues are out of scope.
Circle Developer Grants
Rolling milestone based grants in USDC from Circle for teams building payments, FX, treasury, prediction market and lending products on Arc and Circle tools.
Sovereign Tech Fund
Rolling funding from the Sovereign Tech Agency for open source base technologies such as libraries, package managers and protocols. Projects start at €50,000.
UK Games Fund Content Fund
Grants of £100,000 to £250,000 for established UK games studios developing commercial entertainment games with a prototype in place. Expressions of interest are open.
Claude Corps fellowship
Claude Corps is a one year paid fellowship at nonprofits across the United States for people early in their careers, with an $85,000 salary. Applications are rolling for the 2027 cohorts.
GitHub Bug Bounty Program
GitHub pays $250 to $10,000 per valid report in its public bug bounty and $30,000 or more for critical findings in the invite only VIP tier. Open year round on HackerOne.
GitHub Secure Open Source Fund
$10,000 and three weeks of security training for maintainers of widely used open source projects. Applications are open on a rolling basis for every program session.
Indie Fund
Indie Fund is a group of experienced game makers that funds independent game projects, most often with $10,000 to $50,000. Applications are open at any time and need a playable prototype.
Microsoft Open Source Bounty Program
Microsoft pays $750 to $15,000 USD for qualifying security vulnerabilities in open source projects such as Visual Studio Code, TypeScript, PowerShell 7 and the Azure SDKs. Submissions are accepted on a rolling basis.
The Open Accelerator Residency, February 2027 cohort
A 16 week residency in Boston for early stage AI startups that build for business, with investment from IBM Ventures. Applications open on September 15, 2026 for the cohort starting February 1, 2027.
Sequoia Open Source Fellowship
Sequoia covers living expenses for 6 to 12 months so an open source developer can work full time on their project. No equity, rolling applications, 2 to 3 fellows a year.
Tether Developer Grants Program
Tether pays developers roughly $1,500 to $4,000 per completed task on its open stack for local first AI and payments. Applications for active grants are open with no deadline.
Opening soon
SAFC Digital Games Fund 2026: round two for South Australian developers
The SAFC Digital Games Fund gives South Australian game developers grants of up to A$150,000 from a A$1 million round. Applications open 21 October 2026.
BridgeAI Deployment Catalyst: AI for decision critical systems 2026
Innovate UK offers UK AI firms a share of up to £5 million to deploy tools for high stakes decisions. Closes 8 December 2026.
BridgeAI Deployment Catalyst 2026: AI for Assurance and Compliance
Innovate UK grants of £100,000 to £200,000 for UK AI SMEs to prepare compliance and assurance AI for real use. Apply 21 October to 8 December 2026.
BridgeAI Deployment Catalyst: AI for operational systems 2026
Innovate UK grants of £100,000 to £200,000 help UK AI firms run live operations. Apply from 21 October to 8 December 2026.
Harvard Alumni Entrepreneurs Accelerator 2027
Free 10 week virtual accelerator for startups founded by Harvard alumni, run with Pegasus Tech Ventures. Applications open 21 October and close 16 December 2026.
thatgamejam #02 2026 by thatgamecompany
Two week online game jam from thatgamecompany with five cash prizes, the largest USD 3,000. Submissions open 24 October and close 7 November 2026.
Canada Media Fund Prototyping Program 2026/27: fall intake
Canada Media Fund grants up to $250,000 CAD help Canadian companies build a first interactive prototype. Apply October 27 to November 10, 2026.
Canada Media Fund Iteration Program 2026/27
Up to $350,000 CAD for new content in successful CMF funded interactive projects. Opens October 28, 2026, first come, first served until December 8.
Zcash Coinholder Directed Retroactive Grants: Q4 2026 round
The Zcash Coinholder Directed Retroactive Grants program pays for completed work on Zcash. The Q4 2026 call for proposals runs from 30 October to 13 November 2026.
Arbitrum Open House Dubai: Online Buildathon
The Arbitrum Foundation runs an online buildathon with a $30,000 prize pool. Registration opens October 31, 2026 and submissions close December 6.
Canada Media Fund Business Development Program 2026
A new Canada Media Fund pilot gives Canadian screen and interactive media companies up to $300,000 CAD to grow. Apply November 10 to 26, 2026.
Gem Fellowship 2027 for Ruby open source maintainers
The Gem Fellowship 2027 gives Ruby open source maintainers grants of $2,500 to $25,000. Applications are taken during December 2026.
Screenwest Digital Games Business Accelerator Fund: January 2027 round
Screenwest grants up to AU$25,000 to Western Australian game businesses for growth and skills. The next round opens 3 December 2026 and closes 18 January 2027.
NOVA Fellows Program 2027: $100,000 game grants for recent graduates
The NOVA Fellows Program gives graduates of 13 partner game schools $100,000 to make an original game. Apply 7 December 2026 to 10 January 2027.
Screen Australia Emerging Gamemakers Fund: February 2027 round
Screen Australia grants up to AU$30,000 to emerging Australian gamemakers for prototypes or micro scale games. The next round opens December 14, 2026 and closes February 25, 2027.
Screen Australia Games Production Fund: February 2027 round
Screen Australia grants up to AU$100,000 to Australian studios producing original independent games. The next round opens December 14, 2026 and closes February 25, 2027.
Pro Helvetia Game Design Emerging Talents preproduction grant: 1 March 2027 deadline
Pro Helvetia gives young Swiss game designers up to CHF 20,000 to develop a game prototype. Applications open 1 January and close 1 March 2027.
Canberra Screen and Games Fund 2027, Round 2: Games Production and Development Program
Screen Canberra gives games grants of up to AU$30,000 for development and AU$100,000 for production. Round 2 opens 11 January and closes 19 March 2027.