OpenSign
🔥 The free & Open Source DocuSign alternative
Why it is included
Discover OpenSign™, the leading open-source DocuSign alternative for secure & reliable PDF document signing. Our platform offers state-of-the-art encryption, a user-friendly interface & robust API support, making it the go-to solution for individuals and businesses seeking an open-source alternative to DocuSign. Experience the freedom to sign, organize & deliver documents, without the hefty price tag. Join the OpenSign™ community today & revolutionize the way you handle digital signatures.
Best for
Users exploring vetted FOSS alternatives in this space (document modifier).
Strengths
- ~6,145 GitHub stars (per upstream list)
- Open source
Limitations
- Verify license, platform support, and security posture for your environment.
Good alternatives
Related tools
Office & Productivity
Stirling PDF
#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere
Office & Productivity
DocuSeal
Open source DocuSign alternative. Create, fill, and sign digital documents ✍️
Office & Productivity
OCRmyPDF
OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched
Office & Productivity
Documenso
The Open Source DocuSign Alternative.
Office & Productivity
Harper
Offline, privacy-first grammar checker. Fast, open-source, Rust-powered
Office & Productivity
LanguageTool
Style and Grammar Checker for 25+ Languages
