Money for builders, checked daily.
Fresh, verified grants, accelerators, hackathons, bounties and fellowships for developers. Collected daily from organizers' official pages.
eBPF Foundation Community and Advocacy Fellowship 2026
A six month fellowship with a stipend of $1,500 USD per month for people who write documentation, tutorials and translations or organize community work around eBPF. Applications close on September 11, 2026.
hessian.AI Accelerator RISING 2026
A four month program for five AI startups from Germany with 10,000 euro in prize money each, coaching, investor contacts and compute in Darmstadt. Applications close on September 13, 2026.
AWS Agents for Humans Hackathon 2026
AWS pays $40,000 in cash prizes for AI agents built with the Strands Agents SDK that take over repetitive tasks. Submissions close on September 14, 2026.
Anthropic AI wellbeing research grants
Anthropic offers $5 million in grants for open source evaluations of how AI affects user wellbeing. First applications are due by September 21, 2026.
Draknek New Voices Puzzle Grant 2026
Five grants of $15,000 USD and a year of mentorship for puzzle game developers from groups with low representation in the games industry. Applications close on September 27, 2026.
Arbitrum Open House Singapore Online Buildathon 2026
Arbitrum runs a three week online buildathon with $115,000 in prizes and grants. Registration on HackQuest closes on October 2, 2026, submissions on October 4.
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.
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.
ProjectDiscovery OSS Bounty Program
ProjectDiscovery pays bounties for bug fixes, features, performance work and docs in its open source security tools. Each issue shows its reward. Open to anyone, no deadline.
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.
Colosseum Crypto World's Fair Hackathon
Colosseum opens its first online hackathon for builders from all blockchain ecosystems, with prize tracks per ecosystem and a general prize pool. It runs from September 14 to October 12, 2026.