# Cachix free for open source

What Cachix gives open source projects, who qualifies, and how to apply. 1 verified offer, last checked 2026-09-07.

- Website: https://www.cachix.org
- Categories: storage, CI/CD

## Cachix Nix binary cache (open source tier)

**What you get.** Free Nix binary cache with a 5 GB storage limit (compressed) for open source projects, plus 20 Cachix Deploy agents.

**Who qualifies.** Applies to the project. Offer is stated as being for open source projects; page does not document a verification process or further criteria.

**How to apply.** Sign up on cachix.org; the free open source tier is provisioned on signup for OSS use.

Program page: https://www.cachix.org/pricing

Verified 2026-09-07 - manual: pricing page live, states free 5 GB limit for open source projects and 20 Deploy agents

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