OpenSign
Free & Open Source
Open source document e-signing solution
Free & Open Source
Open-source tool. Self-hosted setup.
Things to Know About Self-Hosted
Self-hosted tools are open-source apps you install on your own server to replace SaaS products. You get full control and often zero license cost, but you're responsible for setup, security, backups, and uptime.
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UPDF - Edit, annotate, convert, organize, OCR and sign PDF on Windows/Mac/ iOS/Android.