DocuSeal — #1 Alternative to DocuSign
Fast, single-container open-source PDF form builder and legally binding e-signature suite
Deploys via `docker run` with SQLite or Postgres in 60 seconds, offering drag-and-drop PDF field templates, X.509 cryptographic signing, audit trails, and embeddable React/Vue/JS widgets.
License: AGPL-3.0 · Pricing: Open Core · Compare all DocuSign alternatives · Official Website