head to head · open source
giscus vs AlertKit
giscus has 12,199 GitHub stars, 489 forks, 127 open issues and last shipped 5 months ago. AlertKit has 2,637 stars, 147 forks, 7 open issues and last shipped 3 days ago. giscus leads on adoption by 363% (12,199 vs 2,637 stars). giscus is written in TypeScript under MIT; AlertKit is written in Swift under MIT. giscus has attracted 4% as many forks as stars, AlertKit 6%. AlertKit 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 | AlertKit | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 2.6K |
| License | MIT | MIT |
| Written in | TypeScript | Swift |
| Last push | 2026-05-26 | 2026-10-31 |
| Forks | ⑂ 489 | ⑂ 147 |
| 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 AlertKit if
- You want the AlertKit feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Swift
- You evaluated both and AlertKit 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 AlertKit
AlertKit Popup from Apple Music & Feedback in AppStore . Contains Done , Heart , Error and other. Supports Dark Mode. I tried to recreate Apple's alerts as much as possible. You can find these alerts in the AppStore after feedback and after you add a song to your library in Apple Music. For UIKit & SwiftUI call this: Available 2 styles: iOS Dev Community Navigate Installation Swift Package Manager CocoaPods SwiftUI Present & Dismiss Customisation Apps Using Installation Ready to use on iOS 13+. Supports iOS and visionOS. Working with UIKit and SwiftUI . Swift Package Manager In Xcode go to Project Your Project…
read the full AlertKit overview →
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Frequently asked questions
Is giscus or AlertKit more popular?
giscus has 12,199 GitHub stars and AlertKit has 2,637. giscus has the larger community by that measure.
Are giscus and AlertKit free?
Both are open source. giscus is licensed under MIT and AlertKit under MIT. Neither carries a licence fee.
What is the difference between giscus and AlertKit?
giscus is written in TypeScript and AlertKit in Swift. 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 AlertKit?
Choose giscus if you want the larger community (12,199 stars) or its MIT licence terms. Choose AlertKit if its feature set, stack or MIT licence fits better. Both are self-hostable.