Commento vs giscus
A side-by-side comparison of two self-hosted forums & community options — licensing, setup difficulty, resource needs, and what each one replaces.
Commento
Privacy-friendly embeddable discussion widget
VS
giscus
Commenting system powered by GitHub Discussions
| Feature | Commento | giscus |
|---|---|---|
| Deploy effort | Under-an-hour setup | Read-the-docs project |
| Health score | 24 · At risk | 81 · Excellent |
| Category | Forums & Community | Forums & Community |
| License | MIT | MIT |
| Language | Go | TypeScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 128 MB | 64 MB |
| Deployment | docker, binary | bare-metal, source |
| GitHub stars | ★ 3,779 | ★ 12,119 |
| First released | 2017 | 2021 |
| Replaces | Disqus, Facebook Comments | Disqus |
What are Commento and giscus?
Commento
Commento is a privacy-friendly, embeddable discussion and comment widget that lets website owners add threaded conversations to any page. It supports moderation, voting, and avoids third-party trackers.
- Embeddable comment widget
- No tracking by default
- Voting and threading
- Moderation dashboard
giscus
giscus is a comments widget that stores discussion threads in a repository's GitHub Discussions, letting visitors comment using their GitHub accounts. It is self-hostable as a static app.
- Comments via GitHub Discussions
- No database needed
- GitHub authentication
- Theme support
Commento vs giscus: key differences
Commento is written in Go, while giscus is built with TypeScript. Giscus is the lighter option, starting around 64 MB of RAM against 128 MB for Commento. Commento is the more established project (first released 2017), while giscus arrived in 2021. Giscus has the considerably larger community, at 12,119 GitHub stars versus 3,779. Commento lists first-class Docker deployment; giscus does not.
Why pick each one
Choose Commento if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Active community (3.8k GitHub stars)
Choose giscus if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Mature project with 12.1k GitHub stars
- Written in TypeScript
Frequently asked questions
Is Commento or giscus better?
Neither is universally better. giscus has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Commento and giscus free and open-source?
Yes. Commento is licensed under MIT and giscus under MIT. Both can be self-hosted at no software cost.
Can I run Commento and giscus with Docker?
Commento: yes. giscus: check the project docs for container support.
Which is lighter on resources, Commento or giscus?
giscus has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for Commento. Real-world usage depends on library size, user count, and enabled features.