# Citadel

> Groupware with email, calendar, address books, forums and mailing lists

Citadel - 100% open source email, collaboration, groupware, and content management. Easy to install, fast, and secure.

## Facts
- Website: https://www.citadel.org
- Made by: citadel.org
- Category: Productivity
- Stage: Live

Listing page: https://launchwoo.com/p/citadel
Listed on LaunchWoo, a directory of AI apps, developer tools and AI devices: https://launchwoo.com/launches