Grants, funds and paid mentorships for open source
9 perks from 9 vendors, 3 open now.
9 perks
| Company | Perk | What you get | Type | Window | Apply |
|---|---|---|---|---|---|
| Security grants in quarterly seasons | Grant | In roundsQ4 submissions open in 3 days | 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 | ||
| Up to $12,500 each quarter | Grant | In roundsQuarterly; projects are nominated by Microsoft employees | Apply | ||
| €5,000 to €50,000 for a first grant | Grant | Open nowNext deadline, 12:00 CET in 36 days | Apply | ||
| Microgrants for NumFOCUS projects | Grant | In roundsRequest for applications each January (last call: May 2 to June 6) | Apply | ||
| Maintenance funding, rounds | Grant | PausedNot accepting applications; next round not announced | Apply | ||
| $7,000 for a 3-month internship | Paid mentorship | In roundsMay 2027 round: applications in early February (2026: Feb 6 to 13) | Apply | ||
| Work over €50,000 funded | Grant | Rolling | Apply |