Continuwuity 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?
Continuwuity
Community-maintained Rust Matrix homeserver
VS
Spacebar
Self-hostable, open-source Discord-compatible chat backend
| Feature | Continuwuity | Spacebar |
|---|---|---|
| Category | Matrix & XMPP | Chat & Communication |
| License | Apache-2.0 | AGPL-3.0 |
| Language | Rust | TypeScript |
| Setup difficulty | Medium | Hard |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker, binary, source | docker, source |
| GitHub stars | ★ 700 | ★ 2,189 |
| First released | 2024 | 2021 |
| Replaces | Slack, Discord | Discord |
Why pick each one
Choose Continuwuity if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Written in Rust
- Tiny footprint — runs in 256 MB RAM
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 Continuwuity or Spacebar better?
Neither is universally better. Spacebar has the larger community, while Continuwuity is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Continuwuity and Spacebar free and open-source?
Yes. Continuwuity is licensed under Apache-2.0 and Spacebar under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Continuwuity and Spacebar with Docker?
Continuwuity: yes. Spacebar: yes.