Openmeetings vs Citadel
A side-by-side comparison of Openmeetings and Citadel — pricing, license, deployment, and where each tool wins.
Openmeetings
openmeetings.apache.org
Video conferencing, instant messaging, whiteboard, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.
Citadel
citadel.org
Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more.
| Feature | Openmeetings | Citadel |
|---|---|---|
| Pricing | Free | Free |
| Model | Open-source | Open-source |
| License | CC-BY-SA-3.0 | CC-BY-SA-3.0 |
| Deployment | Self-hosted | Self-hosted |
| Category | Groupware | Groupware |
| Self-hosted | ✓Yes | ✓Yes |
| Free tier | ✓Yes | ✓Yes |
Pick Openmeetings if…
- ✓You prefer Openmeetings's feature set or ecosystem fit.
Pick Citadel if…
- ✓You prefer Citadel's feature set or ecosystem fit.