head to head · open source
giscus vs Fider
giscus has 12,110 GitHub stars, 481 forks, 127 open issues and last shipped 4 months ago. Fider has 4,530 stars, 852 forks, 57 open issues and last shipped yesterday. giscus leads on adoption by 167% (12,110 vs 4,530 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.
← all 8884 open source comparisons
Side by side
| giscus | Fider | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 4.5K |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | Go |
| Last push | 2026-05-26 | 2026-09-17 |
| Forks | ⑂ 481 | ⑂ 852 |
| 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 is an open source, MIT licensed commenting system powered by GitHub Discussions that lets visitors leave comments and reactions on a website through their existing GitHub accounts.
read the full giscus overview →
About Fider
Fider is an open source, self hostable feedback portal, written in Go under the AGPL 3.0 licence, that lets a product team collect feature requests and suggestions from its customers and hear directly what they need.
read the full Fider overview →
More in Community & Social
Related comparisons
More Collaboration & Feedback projects
Compare either of these against the rest of the Collaboration & Feedback field.
Frequently asked questions
Is giscus or Fider more popular?
giscus has 12,110 GitHub stars and Fider has 4,530. 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 (12,110 stars) or its MIT licence terms. Choose Fider if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.