A multi-donor fund by Renaissance Philanthropy dedicated to sustaining and evolving the open source software stack that underpins science.os4science.org San Francisco, CAJoined April 2026
If your proposal wasn't selected to advance, we hope to consider it for future funding opportunities.
Want to stay informed about fund updates and new calls? Subscribe to our newsletter: os4science.org/newsletter
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Thank you to the hundreds of teams who submitted letters of intent to our inaugural Open Source for the Life Sciences call. We are energized and inspired by this response. Notifications and invitations to submit full applications are now out. 1/2
Five days left to submit your Letter of Intent for our Open Source for the Life Sciences (OS4LS) call. LOIs are due June 8 at 2pm PDT.
Apply at os4science.org/funding_opport….
📣 The inaugural Open Source for the Life Sciences funding opportunity is live!
We're hosting two information sessions to help you learn more, ask questions, and understand the application process. Sessions cover the same content, register for whichever time is most convenient:
Launching today: Formal Frontier from the Mathlib Initiative, a program of @RenPhilanthropy and funded by @xtxmarkets.
Formal Frontier will focus on responsible, scalable, and open-source AI-driven autoformalization of mathematics.
Read more and learn how to get involved:
🗓 Session 1: Wednesday, May 27 (&28)
[6:00 pm PT | 9:00 pm ET | 1:00 am UTC (May 28)]
zoom.us/webinar/regist…
🗓 Session 2: Friday, May 29
[7:00 am PT | 10:00 am ET | 2:00 pm UTC | 4:00 pm CEST]
zoom.us/webinar/regist…
📣 The inaugural Open Source for the Life Sciences funding opportunity is live!
We're hosting two information sessions to help you learn more, ask questions, and understand the application process. Sessions cover the same content, register for whichever time is most convenient:
How does the fund work? How can you join as a funding partner? How to apply for funding? We've got you covered, check out our FAQs: os4science.org/faq/
Exciting new funding opportunity for open source software in the life sciences: @os4science has launched its inaugural call for proposals.
Definitely worth a look if you’re building in this space!
📣 New funding opportunity. Today, we're launching our inaugural call for proposals for open source software that underpins data-intensive research and AI-driven discovery in the life sciences. 1/
os4science.org/funding_opport…
Across these two categories, we will give priority to applications that enable large-scale data analysis and AI-driven applications and workflows.
Letters of intent (LOI) are due June 8, 2026. Full application details at: os4science.org
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Two application tracks:
Track 1. domain-specific software tools across a broad range of disciplines in the life sciences (up $250,000)
Track 2. foundational libraries as well as collaborations among related projects within the same software ecosystem (up to $1,000,000)
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📣 New funding opportunity. Today, we're launching our inaugural call for proposals for open source software that underpins data-intensive research and AI-driven discovery in the life sciences. 1/
os4science.org/funding_opport…
Always great to see other funders supporting this important space, especially in this moment when the users are both humans and agents so much needs to be rethought
The AI revolution in science is powered by open source software. Let's fund it.
Today we're launching the Open Source for Science Fund @os4science, a new multi-donor philanthropic fund by @RenPhilanthropy, seeded by @biohub and @wellcometrust, with support from @KavliFoundation
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