Browse All Categories/Contacts

Contacts

4 open source tools found

System Optimization

Radicale

Self-host your calendars and contacts with a lightweight, zero-config server.

A small but powerful CalDAV and CardDAV server for calendars, to-do lists and contacts.

Run 'pip uninstall radicale' and remove config directory ~/.config/radicale to delete all data.

4.6k

Privacy Protection

Baïkal

A lightweight self-hosted CalDAV/CardDAV server for syncing calendars and contacts.

Baïkal is a free and simple CalDAV/CardDAV server that lets you sync calendars, tasks, and contacts across all your devices without relying on third-party cloud services.

Delete the Baïkal directory and drop its database/tables. Back up any user data beforehand.

3.1k

Office Productivity

SOGo

Self-hosted Exchange alternative with shared calendars, contacts, and email via CalDAV/CardDAV/ActiveSync.

Free and open-source groupware server with webmail, calendar, and contacts, compatible with Outlook, Thunderbird, and mobile devices.

If using Docker, run `docker stop <container>` and `docker rm <container>`, then remove volumes. For native install, delete `/usr/local/lib/GNUstep/SOGo` and related config files.

2.1k

File Management

Davis

A modern self-hosted DAV server with an admin UI – the best open-source Baïkal alternative.

Davis is a feature-rich CalDAV/CardDAV/WebDAV server with a clean web admin panel. Manage users, calendars, address books, and share them easily. Supports IMAP/LDAP auth, public calendars, and automatic birthday events. Docker-ready and actively maintained.

Remove the Docker container and image: docker rm -f davis && docker rmi ghcr.io/tchapi/davis-standalone. Delete any persistent volumes if you want to erase data. For source install, delete the project directory and drop the database.

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