head to head · open source
giscus vs Fider
giscus has 12,204 GitHub stars, 491 forks, 127 open issues and last shipped 5 months ago. Fider has 4,597 stars, 875 forks, 57 open issues and last shipped yesterday. giscus leads on adoption by 165% (12,204 vs 4,597 stars). giscus is written in TypeScript under MIT; Fider is written in Go under AGPL-3.0. giscus has attracted 4% as many forks as stars, Fider 19%. Fider was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| giscus | Fider | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 4.6K |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | Go |
| Last push | 2026-05-26 | 2026-11-02 |
| Forks | ⑂ 491 | ⑂ 875 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick giscus if
- You weight community size — 12K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Fider if
- You want the Fider feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Go
- You evaluated both and Fider fits your workflow better
About giscus
[giscus][giscus] A comments system powered by [GitHub Discussions][discussions]. Let visitors leave comments and reactions on your website via GitHub! Heavily inspired by [utterances][utterances]. [Open source][repo]. 🌏 No tracking, no ads, always free. 📡 🚫 No database needed. All data is stored in GitHub Discussions. :octocat: Supports [custom themes][creating custom themes]! 🌗 Supports [multiple languages][multiple languages]. 🌐 [Extensively configurable][advanced usage]. 🔧 Automatically fetches new comments and edits from GitHub. 🔃 [Can be self hosted][self hosting]! 🤳 Note giscus is still under…
read the full giscus overview →
About Fider
Fider.io • Fider Feedback • Fider Demo • Docs • Contributing Fider is a feedback portal for feature requests and suggestions. Give your customers a voice and let them tell you what they need. Spend less time guessing and more time building the right product. Getting Started ☁️ Fider Cloud The easiest and quickest way to get started. A fully managed services by the creators of Fider to help you get started in minutes. Forget about managing software updates and patches, we do it all for you! Sign up now 🏢 Self Hosted Install Fider on your own servers, in your own infrastructure. It's totally free, but of course…
read the full Fider overview →
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Frequently asked questions
Is giscus or Fider more popular?
giscus has 12,204 GitHub stars and Fider has 4,597. giscus has the larger community by that measure.
Are giscus and Fider free?
Both are open source. giscus is licensed under MIT and Fider under AGPL-3.0. Neither carries a licence fee.
What is the difference between giscus and Fider?
giscus is written in TypeScript and Fider in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, giscus or Fider?
Choose giscus if you want the larger community (12,204 stars) or its MIT licence terms. Choose Fider if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.