What does OpenSign replace?

OpenSign is a free alternative to Dropbox Sign ($180/yr).

Is OpenSign open source?

Yes. OpenSign is licensed under AGPL-3.0, an OSI-approved open-source license.

Yes (self-hosted server; web UI).

Yes. OpenSign is a server app you run on your own server, and its repository includes Docker files.

A free, open-source alternative to Dropbox Sign. Switching saves $180/yr at list price.

Checked Oct 17, 2026 · How we check

Self-hosted server

Replaces it Active Open source · AGPL-3.0 Linux Self-hostable

OpenSignLabs/OpenSign7.1k★last push Oct 16, 2026checked Oct 17, 2026

Self-host

Runs on your own Linux server, with Docker files in the repo. Setup docs are on opensignlabs.com.

What does OpenSign replace?: OpenSign is a free alternative to Dropbox Sign ($180/yr).
Is OpenSign open source?: Yes. OpenSign is licensed under AGPL-3.0, an OSI-approved open-source license.
Does OpenSign run on Linux?: Yes (self-hosted server; web UI).
Can you self-host OpenSign?: Yes. OpenSign is a server app you run on your own server, and its repository includes Docker files.