OSSign free for open source

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

FOS-0130 ACTIVE verified 2026-09-07

OSSign

OSSign free code signing for open source projects

security

What you get

Free trusted code signing of release executables under OSSign's certificate, wired into the project's build pipeline; signatures are trusted by major operating systems. EV certificates and attestation signing are available for select projects on request.

Applies to

the project , not individual maintainers

Requirements

OSI-approved licenseproject ≥ 6 monthsactively developedpublic repository

run a repo match above to see which you meet →

How to apply

Register the project through the application form on ossign.org. As of September 2026 the site says new applications are suspended while a backlog is processed and asks applicants to check back in a few weeks.

Provenance

Confirmed against ossign.org on 2026-09-07, matched anchor “free code signing for qualifying open source projects”.

Open program page ↗Check your repo →

Verified 2026-09-07. Details changed? Fix it on GitHub. Not sure you qualify? Match your repo against all 176 offers, or browse security.