NumFOCUS

NumFOCUS

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NumFOCUS aims to ensure that funding and resources are available to sustain projects in the scientific data stack through programs that provide support for open source scientific computing projects.

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Goal: Funding. Model: Grants. Status: Live.

Should you use this?

Best for
Infrastructure, public-good, research, security, or ecosystem work with a clear proposal.
Not ideal for
Projects that need quick cash or cannot match a program's eligibility criteria.
Why choose it
Funding and sponsorship for scientific open source projects. Best for mature data-science and research software communities.
Watch out for
Grant cycles are competitive, time-bound, and tied to funder priorities.
Setup effort
Medium
Fees
NumFOCUS is a nonprofit sponsor and grantmaker, not a commercial platform with a standard user fee.
Last verified
2026-03-15
Goal Funding
Model Grants
Tags
Non-profit OSS-specific
Official websiteVisit official website
VerificationUnverified
OrganizationNon-profit
Open source statusOpen source mission-driven organization
Platform technologyNon-profit fiscal sponsorship and grantmaking organization
Monetization modelOpen source project grants funded through donations
Payment methodsDonation and grant administration channels
Platform feesNumFOCUS is a nonprofit sponsor and grantmaker, not a commercial platform with a standard user fee.
User activityNumFOCUS currently supports dozens of sponsored and affiliated projects across the scientific Python and data ecosystem.

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