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Top Open Source E-Signature Platforms Tools in 2026

A curated collection of the 7 best free and open-source E-Signature Platforms tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • Wraft

    Open-source document lifecycle management platform

    Stars
    164
    Last commit
    2mo ago
    License
    AGPL-3.0

  • OpenSign

    Free open-source DocuSign alternative

    Stars
    6,919
    Last commit
    16d ago
    License
    Open Source

  • Docuseal

    Open source document signing and PDF form tool

    Stars
    18,388
    Last commit
    12d ago
    License
    AGPL-3.0

  • Darktable

    Open source raw photo editor and workflow manager

    Stars
    12,992
    Last commit
    10d ago
    License
    GPL-3.0

  • OpenTofu

    Open-source Terraform alternative for cloud infrastructure

    Stars
    29,944
    Last commit
    10d ago
    License
    MPL-2.0

  • Documenso

    Open source DocuSign alternative for e-signatures

    Stars
    14,780
    Last commit
    11d ago
    License
    AGPL-3.0

  • Obsidian

    Private note-taking app with local-first knowledge base

    Stars
    —
    Last commit
    Recently
    License
    Open Source
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Showing 7 of 7 open-source tools