Microsoft FOSS Fund
Microsoft · Grant · checked Sep 28, 2026 today
- What you get
- Up to $12,500 each quarter
- Amount
- Up to $12.5K
- Window
- In roundsQuarterly; projects are nominated by Microsoft employees
- Next date
- Quarterly; projects are nominated by Microsoft employees
- For
- For the project
- Lasts
- No end date
- Fund
- Up to $12,500 a quarter
- Selection
- Nomination and vote by Microsoft employees
- Who can get it
- Projects with an OSI-approved license, nominated by a Microsoft employee who contributes.
Every quarter a new fund and selection process will distribute up to $12,500 USD
Other funding perks
| Company | Perk | What you get | Type | Window | Apply |
|---|---|---|---|---|---|
| Security grants in quarterly seasons | Grant | In roundsQ4 submissions open in 3 days | Apply | ||
| Maintenance funding, rounds | Grant | PausedNot accepting applications; next round not announced | Apply | ||
| $10,000 per project, plus Azure credits | Grant | Rolling | Apply | ||
| Paid summer open source projects | Paid mentorship | In roundsOrganizations apply late January; contributors mid March to early April | Apply | ||
| €5,000 to €50,000 for a first grant | Grant | Open nowNext deadline, 12:00 CET in 36 days | Apply | ||
| $7,000 for a 3-month internship | Paid mentorship | In roundsMay 2027 round: applications in early February (2026: Feb 6 to 13) | Apply |