Tools for self-hosted electronic signatures

The problem, in plain words: “I want a self-hosted, open-source way to collect signatures on documents so I control the data.”

Documenso fits best, with 2 more that fit too.

You’re looking for a self-hosted, open-source document-signing system so you control signature data.

Updated June 2026.

What fits

Documensostrong · 82

Documenso positions itself as an open-source, privacy-focused e-signature platform aimed at keeping document data under your control, aligning with your self-hosting and data-ownership needs.

Best for: Teams and developers who want an open-source e-signature platform that emphasizes keeping your document data controlled rather than held by a vendor.

Caveat: An account is required before you can use it.

Docusealstrong · 78

Docuseal is an open-source e-signature platform that is designed to be self-hostable and aimed at users who want control that comes with developer-friendly usage.

Best for: Developers and businesses that want an open-source, self-hostable e-signature platform with an API-friendly approach.

Caveat: An account is required before you can use it.

Signegystrong · 76

Signegy is a free, MIT open-source, in-browser PDF signing toolkit that runs locally in your browser and emphasizes that nothing is uploaded, matching your data-control goal for signing documents.

Best for: Privacy-conscious users who want a local/browser-run PDF signing workflow with an independently verifiable audit record.

Caveat: It’s a PDF toolkit, so it’s best when your signing workflow is centered on PDFs.

Questions

What's the best tool for self-hosted electronic signatures?

Documenso is the strongest match — Documenso positions itself as an open-source, privacy-focused e-signature platform aimed at keeping document data under your control, aligning with your self-hosting and data-ownership needs. One caveat: an account is required before you can use it.

Is there a tool that fully solves this?

3 products match this closely.

Not quite your version of it?

Describe the problem in your own words and the matcher will read it fresh — including products too new to be anywhere else.

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Matched by Matchbox. Nothing here is sponsored and payment never affects ranking. Products link to their listings; some are auto-extracted and not yet maker-verified.