Find 11 Open Source Seed Angel Investors

We found 11 verified angel investors and VCs actively investing in Open Source startups at the Seed stage.

Partner at Runa Capital. Expert in infrastructure, developer tools, and open-source.

LuxembourgSeedSeries A
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Co-founder and former CEO of GitHub. Angel investor in developer tools.

San Francisco, CAPre-SeedSeed
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Co-founder of Sentry. Angel investor in developer tools and open source companies.

San Francisco, CAPre-SeedSeed
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General Partner at Charles River Ventures. Expert in enterprise and open-source.

Cambridge, MASeedSeries ASeries B
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Partner at Redpoint Ventures. Former COO of GitHub. Open source and dev tools expert.

Menlo Park, CASeedSeries A
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Partner at Bessemer. Expert in developer infrastructure and open source businesses.

Menlo Park, CASeedSeries ASeries B
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Partner at Lightspeed. Expert in developer infrastructure and open source. Led investments in Grafana.

Menlo Park, CASeedSeries ASeries B
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Former CEO of GitHub. Co-founder of Xamarin. Active angel in AI and developer tools.

San Francisco, CASeedSeries A
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Co-founder of GitHub. Angel investor in developer tools and productivity.

San Francisco, CAPre-SeedSeed
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Co-founder of True Ventures. Expert in developer tools and open source.

San Francisco, CASeedSeries A
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Co-founder of GitHub. Angel investor in developer tools and open-source startups.

San Francisco, CAPre-SeedSeed
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Frequently Asked Questions

How to find Seed Open Source angel investors?

If you are raising a Seed round for your Open Source startup, you can use the OpenAngels database to access 11 verified active investors. We provide direct emails and LinkedIn profiles to help you pitch directly.

Who are the top Open Source investors for early-stage startups right now?

Currently, our database tracks 11 highly active Open Source investors. The list includes prominent angels and micro-VCs actively deploying capital this year.

Where can I get verified contact details for Open Source VCs?

OpenAngels aggregates and verifies contact information, including direct emails, for 11 Open Source investors, saving founders hundreds of hours of manual research.

Top 11 Open Source Seed Angel Investors (2026) | OpenAngels