GitHub, in partnership with Microsoft's venture fund M12, operates the "GitHub Fund" to invest in pre-seed and seed-stage open-source projects and companies. This fund focuses on areas such as AI, developer tools, cloud infrastructure, and cybersecurity to strengthen the open-source ecosystem.
43% of their portfolio is in Developer Tools. Deal activity decreased year-over-year (1 deals in the last 12 months vs 2 prior). Average disclosed round size is $17.4M (across 27 rounds with reported amounts).
Portfolio
28
Fund Size
—
Top Stage
Seed
Last 12 Mo
1
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
28 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Mem0 | Series A | $24M | Oct 2025 |
 Sourcetable | Seed | $4.3M | Mar 2025 |
| NNot Diamond | Seed | $2.3M | Jul 2024 |
 Codezero | Seed | $3.5M | Mar 2024 |
 Guardrails AI | Seed | $7.5M | Mar 2024 |
 Recraft | Series A | $12M | Jan 2024 |
 AppFlowy | Seed | $6.4M | Nov 2023 |
 Cerbos | Seed | $7.5M | Apr 2023 |
| ZZed Industries | Series A | $10M | Mar 2023 |
| PPolywork | Series B | $28M | Sep 2022 |
 Retool | Series C | $45M | Jul 2022 |
| SStrapi | Series B | $31M | Jun 2022 |
 Code Intelligence | Series A | $12M | Jun 2022 |
 Railway | Series A | $20M | May 2022 |
 Doppler | Series A | $20M | Apr 2022 |
 StackBlitz | Seed | $7.9M | Apr 2022 |
 Mondoo | Series A | $12M | Oct 2021 |
 Fig | Seed | $2.2M | Aug 2021 |
 Census | Series A | $16M | Feb 2021 |
 nextmv | Series A | $8M | Feb 2021 |
 Jam | Seed | $3.5M | Oct 2020 |
 The Browser Company | Seed | $5M | Jul 2020 |
| FFast Forward | Series A | $5M | Jul 2019 |
 Weights & Biases | Series B | $15M | May 2019 |
| Retool | Series C | $20M | — |
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Top Co-Investors
GV (Google Ventures)4 shared
Stripe4 shared
Sequoia Capital4 shared
Figma4 shared
Y Combinator3 shared
Notion Capital3 shared
Basis Set Ventures2 shared
Red Hat2 shared
Andreessen Horowitz2 shared
CRV (Charles River Ventures)2 shared
Coatue Management2 shared
Hugging Face2 shared
Redpoint Ventures2 shared
Datadog2 shared
LinkedIn2 shared
Kindred Ventures1 shared
Peak XV1 shared
Google.org1 shared
BlackRock1 shared
Okta1 shared
Last updated: 12 April 2026