SuperDoc
Open source
FreemiumFree / paid plans
Overview
SuperDoc is an open-source JavaScript library and platform for rendering, editing, and processing true DOCX documents with full fidelity to Microsoft Word. It supports complex Word features like tracked changes, advanced tables, headers/footers, comments, real-time collaboration, and can be integrated into web applications or used via API. Available under AGPLv3 for community use and commercial licensing for enterprise.
Key features
- Open source
- True DOCX editing and rendering
- Tracked changes & comments
- Advanced formatting
- Real-time collaboration
- API for processing documents
- Framework agnostic
- Self-hostable