Rocket.Chat
Rocket.Chat Community
Rocket.Chat Community is the fully featured open-source version — self-hosted, unlimited users, no subscription.
Team Messaging
Plan Features & Specifications
| Price | Free (self-hosted) |
| Users | Unlimited |
| Channels | Unlimited |
| Direct Messages | Yes |
| Video Calls | Yes — Jitsi integration |
| File Sharing | Yes |
| Bots | Yes |
| Open Source | Yes — MIT licence |
| Federation | Yes — Matrix protocol |
| Platforms | Self-hosted, Web, Windows, macOS, Linux, iOS, Android |