Compare software

OpenSignSkribble
Freemium

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

 Paid

Paid service with a free trial.

Web, Self-hosted Web
  • Self-hostable, so signed documents and audit trails stay with you
  • Templates, signing order and an API for integration
  • Supports QES, FES and EES signature levels
  • Hosted in Germany with GDPR compliance
  • Legal weight of signatures depends on your jurisdiction and configuration
  • Younger and less polished than the commercial services
  • Requires an account and an internet connection
  • Paid after the trial
Self-hosted, Web application Web application, Hosted service
Open source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Needs internet

Checked September 22, 2026

Checked October 2, 2026

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