head to head · open source
effect vs Cachet
effect has 17,464 GitHub stars, 892 forks, 253 open issues and last shipped yesterday. Cachet has 15,263 stars, 1,631 forks, 7 open issues and last shipped yesterday. effect leads on adoption by 14% (17,464 vs 15,263 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%. effect 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 | ★ 17K | ★ 15K |
| License | MIT | Custom / other |
| Written in | TypeScript | PHP |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 892 | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick effect if
- You weight community size — 17K 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 Effect is a library for building robust, maintainable, type safe, and production grade applications in TypeScript. It helps you handle the hard problems at scale: typed errors, dependency injection, structured concurrency, scheduling, tracing, and unified schema validation. Effect V4 is currently a release candidate. The main branch contains v4 development. Install V4 RC Requirements TypeScript 5.9 or newer. TypeScript 7 is recommended for the best performance and compatibility with Effect's TypeScript tooling. Node.js 18 or newer is the general minimum for running Effect on Node.js. Some integration…
read the full effect overview →
About Cachet
Cachet, the open source self hosted status page system. Cachet 3.x Announcement For more information on the Cachet rebuild and our plans for 3.x, you can read the announcement here. Requirements PHP 8.3 or later Composer A supported database: MariaDB, MySQL, PostgreSQL or SQLite Installation, Upgrades and Documentation You can find documentation at Here are some useful quick links: Installing Cachet Demo To test out the v3 demo, you can log in to the Cachet dashboard with the following credentials: Email: test@test.com Password: test123 Note The demo automatically resets every 30 minutes. Sponsors Security…
read the full Cachet overview →
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Frequently asked questions
Is effect or Cachet more popular?
effect has 17,464 GitHub stars and Cachet has 15,263. 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 (17,464 stars) or its MIT licence terms. Choose Cachet if its feature set, stack or Custom / other licence fits better. Both are self-hostable.