docuseal

DocuSeal is an open-source platform for creating, filling and signing digital documents, presented as an alternative to DocuSign. It lets users build PDF forms and have them completed and signed online from any device through a mobile-optimized web interface. Core capabilities described in the README: - WYSIWYG PDF form field builder - 12 field types, including Signature, Date, File and Checkbox - Multiple submitters per document - Automated emails via SMTP - File storage on disk or on AWS S3, Google Storage or Azure Cloud - Automatic PDF eSignature and PDF signature verification - User management - Mobile-optimized interface - 7 UI languages, with signing available in 14 languages - API and webhooks for integrations Additional features listed as Pro include company logo and white-label options, user roles, automated reminders, SMS invitation and identity verification, conditional fields and formulas, bulk send with CSV/XLSX import, SSO/SAML, template creation via HTML API or via PDF/DOCX field tags, and embedded signing and form-builder components for React, Vue, Angular and JavaScript. Deployment options include Docker, Docker Compose, Heroku, Railway, DigitalOcean and Render. The Docker container uses SQLite by default, with PostgreSQL or MySQL selectable through the DATABASE_URL environment variable. A docker-compose setup can run the app under a custom domain over HTTPS with automatic SSL certificates via Caddy. The project is distributed under the AGPLv3 License with Section 7(b) Additional Terms. A live demo and a cloud sign-up are linked, and the README also points to companion tools for signature making, signing documents online and filling PDFs online.