head to head · open source
effect vs Cachet
effect has 16,097 GitHub stars, 747 forks, 253 open issues and last shipped yesterday. Cachet has 15,242 stars, 1,632 forks, 7 open issues and last shipped yesterday. effect leads on adoption by 6% (16,097 vs 15,242 stars). effect is written in TypeScript under MIT; Cachet is written in PHP under a custom or non-standard licence. effect has attracted 5% as many forks as stars, Cachet 11%. Cachet 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
| effect | Cachet | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 15K |
| License | MIT | Custom / other |
| Written in | TypeScript | PHP |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 747 | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick effect if
- You weight community size — 16K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Cachet if
- You want the Cachet feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches PHP
- You evaluated both and Cachet fits your workflow better
About effect
Effect is a TypeScript library for building robust, maintainable, type safe, and production grade applications. It lives in the TypeScript and JavaScript ecosystem, distributed as the core effect package alongside a monorepo of integration packages that extend it. The project is MIT licensed, has been developed for roughly seven years, and currently ships Effect V4 as a release candidate, with the main branch holding v4 development and the v3 branch retaining the previous line.
read the full effect overview →
About Cachet
Cachet is an open source, self hosted status page system. It lives in the PHP and Laravel ecosystem, and it is categorized under Infrastructure and Operations and Monitoring and Observability. The project is intended for teams that need a dedicated place to communicate service status and downtime in a transparent way.
read the full Cachet overview →
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Frequently asked questions
Is effect or Cachet more popular?
effect has 16,097 GitHub stars and Cachet has 15,242. effect has the larger community by that measure.
Are effect and Cachet free?
Both are open source. effect is licensed under MIT, and Cachet has no licence declared in this registry. Both are free to self-host.
What is the difference between effect and Cachet?
effect is written in TypeScript and Cachet in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, effect or Cachet?
Choose effect if you want the larger community (16,097 stars) or its MIT licence terms. Choose Cachet if its feature set, stack or Custom / other licence fits better. Both are self-hostable.