Baikal
Lightweight CalDAV and CardDAV server. Syncs calendars and contacts across Apple, Thunderbird, and Android via DAVx5.
About Baikal
Baikal is a lightweight, open-source CalDAV and CardDAV server that provides centralized calendar, contact, and task synchronization. It uses open standards so any CalDAV/CardDAV-compatible client (Apple Calendar, Thunderbird, DAVx5 on Android, Outlook with plugins) can connect seamlessly.
Baikal is designed to be simple and fast. It uses SQLite by default with optional MySQL/PostgreSQL support, requires minimal resources, and deploys in minutes. It is an ideal replacement for Google Calendar and iCloud contacts for teams.
Key Features
- CalDAV calendar sync: meetings, events, tasks across all devices
- CardDAV contact sync: unified address book for teams
- Works with Apple Calendar, Thunderbird, DAVx5, Outlook
- SQLite default with optional MySQL/PostgreSQL for larger deployments
Self-Hosting Notes
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