smartdoca / doca

Doca｜开源文档管理与知识库，支持多人协同编辑、在线文档、Markdown、表格、幻灯片、画布和 AI 助手。Self-hosted document management, knowledge base & real-time collaborative editing for individuals and small teams.

ueberdosis / hocuspocus

The Yjs CRDT WebSocket backend for conflict-free real-time collaboration in your app.

Sync-in / server

Sync-in · Sovereign platform for file storage, sharing, synchronization, and collaboration.

ether / etherpad

Etherpad: A modern really-real-time collaborative document editor.