Signing documents digitally should be fast and easy and should be the best practice for every document signed worldwide.
Cost / License
- Freemium
- Open Source (AGPL-3.0)
Application type
Platforms
- Online
- Self-Hosted
- Cloudron
United States


OpenSign is described as 'Open-source PDF e-signature solution with secure cryptographic signing, audit trails, completion certificates, API integration and multi-device support' and is a E-signature tool in the office & productivity category. There are more than 50 alternatives to OpenSign for a variety of platforms, including Web-based, SaaS, iPhone, Android and iPad apps. The best OpenSign alternative is DocuSeal, which is both free and Open Source. Other great apps like OpenSign are LibreSign, eSign Launchpad, Docusign and AeroSpark.
Signing documents digitally should be fast and easy and should be the best practice for every document signed worldwide.


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