Find 10 Open Source Series A Angel Investors

We found 10 verified angel investors and VCs actively investing in Open Source startups at the Series A stage.

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

LuxembourgSeedSeries A
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General Partner at Benchmark. Expert in developer-first companies. Led investments in MongoDB, Elastic.

San Francisco, CASeries ASeries B
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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 True Ventures. Expert in developer tools and open source.

San Francisco, CASeedSeries A
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Partner at Redpoint Ventures. Expert in B2B infrastructure and open source.

Menlo Park, CASeries ASeries B
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General Partner at Battery Ventures. Open-source and developer tools specialist.

Boston, MASeries ASeries B
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Frequently Asked Questions

How to find Series A Open Source angel investors?

If you are raising a Series A round for your Open Source startup, you can use the OpenAngels database to access 10 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 10 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 10 Open Source investors, saving founders hundreds of hours of manual research.

Top 10 Open Source Series A Angel Investors (2026) | OpenAngels