Colanode
Collaboration suite with real-time messaging, rich text pages, file management, and dynamic databases - built for offline work (alternative to Slack, Notion).
Colanode provides a self‑hosted workspace that combines real‑time chat, rich‑text pages, file storage, and customizable databases in a single application. Users can communicate through instant messaging, create wiki‑style documents, and organize structured data with views such as tables, kanban boards, or calendars. All content is saved locally in SQLite before being synchronized to a server, allowing continued work when offline and fast local reads.
The platform relies on CRDTs powered by Yjs to merge concurrent edits to pages and database records without conflicts, while messages and file operations use simpler tables. It supports both web and desktop clients that can connect to multiple servers, each hosting one or more workspaces for different teams or projects.
Colanode is released under the Apache‑2.0 license, offers a free tier with no subscription, and includes Docker Compose and Helm charts for self‑hosting. It can be deployed with PostgreSQL (with pgvector), Redis, and a storage backend such as the local filesystem or S3‑compatible services, giving teams full control over their data.
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