Cactus Comments vs Coral
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?
Cactus Comments
Federated commenting system built on Matrix
VS
Coral
Open-source commenting platform for newsrooms
| Feature | Cactus Comments | Coral |
|---|---|---|
| Category | Chat & Communication | Forums & Community |
| License | MIT | Apache-2.0 |
| Language | Elixir | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker, source | docker, bare-metal |
| GitHub stars | ★ 200 | ★ 1,996 |
| First released | 2020 | 2016 |
| Replaces | Disqus | Disqus, Facebook Comments |
Why pick each one
Choose Cactus Comments if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Written in Elixir
- Tiny footprint — runs in 256 MB RAM
Choose Coral if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (2k GitHub stars)
- Written in TypeScript
Frequently asked questions
Is Cactus Comments or Coral better?
Neither is universally better. Coral has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Cactus Comments and Coral free and open-source?
Yes. Cactus Comments is licensed under MIT and Coral under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Cactus Comments and Coral with Docker?
Cactus Comments: yes. Coral: yes.