E-signature Rising

OpenSign

Open source e-signature with a free plan

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OpenSign is an open source PDF e-signature tool with unlimited free signatures and a completion certificate that includes access logs. It can be self-hosted, has a documented API, and offers paid Professional and Teams plans.

  • Reusable templates (not listed)
  • Signing order (not listed)
  • Audit trail certificate
  • Bulk send (not listed)
  • Signer identity verification (not listed)
  • Advanced and qualified signatures (not listed)

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