Dendrite vs Spacebar
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Dendrite
Second-generation Matrix homeserver written in Go
VS
Spacebar
Self-hostable, open-source Discord-compatible chat backend
| Feature | Dendrite | Spacebar |
|---|---|---|
| Category | Matrix & XMPP | Chat & Communication |
| License | Apache-2.0 | AGPL-3.0 |
| Language | Go | TypeScript |
| Setup difficulty | Medium | Hard |
| Min. RAM | 512 MB | 1,024 MB |
| Deployment | docker, binary, source | docker, source |
| GitHub stars | ★ 5,632 | ★ 2,189 |
| First released | 2017 | 2021 |
| Replaces | Slack, Discord | Discord |
Why pick each one
Choose Spacebar if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (2.2k GitHub stars)
- Written in TypeScript
Frequently asked questions
Is Dendrite or Spacebar better?
Dendrite is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Spacebar if its specific feature set fits your needs better.
Are Dendrite and Spacebar free and open-source?
Yes. Dendrite is licensed under Apache-2.0 and Spacebar under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Dendrite and Spacebar with Docker?
Dendrite: yes. Spacebar: yes.