Perks for open source

57 perks · 55 vendors

NGI Zero grants

NLnet · Grant · checked Nov 12, 2026 yesterday

Grants for technical open source development, with a call deadline every two months. EU funds expect a European dimension.

What you get
€5,000 to €50,000 for a first grant
Amount
No dollar amount stated
Window
Open nowNext deadline, 12:00 CET
Next date
Nov 3, 2026: Next deadline, 12:00 CET
For
For the project
Lasts
No end date
First grant
€5,000 to €50,000
Deadlines
Every two months
Focus
Technical development
Who can get it
Open source technical work; EU-supported funds usually need applicants from Horizon Europe eligible countries.
Next deadline: November 3rd 2026 12:00 CET (noon)
From nlnet.nl , checked Nov 12, 2026.

Other funding perks

All funding
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    Alpha-Omega grants

    Grants for security work in critical open source, decided in four seasons a year: a month to apply, a month to co-design the work, a month to decide and fund.

    Standalone projects, foundations and core ecosystem services under an OSI-approved license.

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  • GrantFunding
    FOSS Sustainability Fund

    Open Technology Fund support for maintaining internet freedom technology, in solicitation rounds.

    Internet freedom technology projects; not in countries under US trade sanctions.

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  • GrantFunding$10K
    GitHub Secure Open Source Fund

    Funding paid to the invited maintainers in tranches, security training in program sessions, and $10,000 in Azure credits.

    Open source projects; selected applicants are interviewed.

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  • Paid mentorshipFunding
    Google Summer of Code

    Contributors are paid to work on open source with mentoring organizations over the summer; the program ends in November.

    Contributors new to open source; mentoring organizations apply separately.

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    Microsoft FOSS Fund

    Every quarter Microsoft engineers nominate and vote on open source projects they use, and the fund distributes up to $12,500.

    Projects with an OSI-approved license, nominated by a Microsoft employee who contributes.

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  • Paid mentorshipFunding$7K
    Outreachy internships

    $7,000 for a 3-month internship. Paid, remote open source internships twice a year for people underrepresented in tech.

    Anyone who faces underrepresentation, systemic bias or discrimination in tech where they live.

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