Compare software

LibreSignOpenSign
Free

Free and open source.

 Freemium

The open-source software is free to self-host. A hosted plan is paid.

Web, Self-hosted Web, Self-hosted
  • Document signing on your own server
  • Integrates into Nextcloud
  • Self-hostable, so signed documents and audit trails stay with you
  • Templates, signing order and an API for integration
  • Requires a Nextcloud server
  • Not a standalone desktop app
  • Legal weight of signatures depends on your jurisdiction and configuration
  • Younger and less polished than the commercial services
Self-hosted Self-hosted, Web application
Open source Open source
License: AGPL-3.0 License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.