Open-source self-hosted web .docx editor with real-time co-editing — an alternative to Google Docs, Microsoft Word Online, and OnlyOffice Document Server you run on your own server.
react go docker open-source real-time typescript prosemirror collaboration self-hosted docx ooxml yjs wopi bun word-processor document-editor docx-editor y-websocket co-editing y-prosemirror
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Updated
Jun 19, 2026 - TypeScript