MongooseIM vs Tigase XMPP Server
A side-by-side comparison of two self-hosted matrix & xmpp options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | MongooseIM | Tigase XMPP Server |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 85 · Excellent | 78 · Good |
| Category | Matrix & XMPP | Matrix & XMPP |
| License | GPL-2.0 | AGPL-3.0 |
| Language | Erlang | Java |
| Setup difficulty | Hard | Hard |
| Min. RAM | 1,024 MB | 1,024 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal, binary |
| GitHub stars | ★ 1,760 | ★ 359 |
| First released | 2012 | 2004 |
| Replaces | Slack, WhatsApp | Slack, WhatsApp |
What are MongooseIM and Tigase XMPP Server?
MongooseIM
MongooseIM is an enterprise-grade XMPP server written in Erlang, designed for high scalability and reliability. It supports clustering, REST APIs, and modern messaging extensions.
- Built for massive scale
- Clustering and high availability
- GraphQL and REST admin APIs
- Modern XEP support
Tigase XMPP Server
Tigase XMPP Server is a Java-based, highly scalable and extensible XMPP server. It is designed for clustering and high availability, supporting millions of concurrent connections.
- Built for massive scale and clustering
- Modular plugin architecture
- Supports many XEP extensions
- High availability
MongooseIM vs Tigase XMPP Server: key differences
MongooseIM is written in Erlang, while Tigase XMPP Server is built with Java. Licensing differs — GPL-2.0 for MongooseIM versus AGPL-3.0 for Tigase XMPP Server. Tigase XMPP Server is the more established project (first released 2004), while MongooseIM arrived in 2012. MongooseIM has the considerably larger community, at 1,760 GitHub stars versus 359.
Why pick each one
Choose MongooseIM if…
- Released under the GPL-2.0 license
- First-class Docker support for quick deployment
- Active community (1.8k GitHub stars)
- Written in Erlang
Watch out for
- Complex deployment
- Requires Erlang knowledge to extend
Choose Tigase XMPP Server if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Written in Java
Watch out for
- Steep learning curve
- Heavier resource needs
Frequently asked questions
Is MongooseIM or Tigase XMPP Server better?
Neither is universally better. MongooseIM has the larger community; both share a hard setup difficulty, so the decision comes down to features and licensing.
Are MongooseIM and Tigase XMPP Server free and open-source?
Yes. MongooseIM is licensed under GPL-2.0 and Tigase XMPP Server under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run MongooseIM and Tigase XMPP Server with Docker?
MongooseIM: yes. Tigase XMPP Server: yes.