Business · Updated October 2026
DocuSign is an e-signature service for sending and signing documents. If you would rather own your tools, here are 4 open source alternatives to DocuSign, ranked by GitHub stars. Each one is free to use under its license, and you can read, change, and often self-host the code.
The most popular is DocuSeal with 18.8k stars, and the most recently updated is Documenso, with a commit on Oct 21, 2026.
by docusealco
Open source DocuSign alternative. Create, fill, and sign digital documents ✍️
by documenso
The Open Source DocuSign Alternative.
by OpenSignLabs
🔥 The free & Open Source DocuSign alternative
by LibreSign
Control how your documents get signed
By GitHub stars, DocuSeal is the most popular open source alternative to DocuSign right now, with 18.8k stars, followed by Documenso and OpenSign. The best fit depends on your setup, so compare their licenses, languages, and recent activity in the table above.
Yes. All 4 projects on this page are open source, so the software itself is free to use, study, and change. Some of them also sell a hosted version or paid support.
Documenso (last commit Oct 21, 2026), OpenSign (last commit Oct 21, 2026), and LibreSign (last commit Oct 21, 2026) have the most recent commits. Licenses on this list include AGPL-3.0.
DocuSeal
Documenso
OpenSign
LibreSign