head to head · open source
Cachet vs Logstash
Cachet has 15,263 GitHub stars, 1,631 forks, 7 open issues and last shipped yesterday. Logstash has 14,972 stars, 3,503 forks, 2,254 open issues and last shipped yesterday. Cachet leads on adoption by 2% (15,263 vs 14,972 stars). Cachet is written in PHP under a custom or non-standard licence; Logstash is written in Java under a custom or non-standard licence. Cachet has attracted 11% as many forks as stars, Logstash 23%. Logstash 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
| Cachet | Logstash | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 15K |
| License | Custom / other | Custom / other |
| Written in | PHP | Java |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.6K | ⑂ 3.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Cachet if
- You weight community size — 15K stars and counting
- You want the Custom / other license terms
- Your stack matches PHP
- You value the larger contributor base for long-term maintenance
pick Logstash if
- You want the Logstash feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Java
- You evaluated both and Logstash fits your workflow better
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 →
About Logstash
Logstash Logstash is part of the Elastic Stack along with Beats, Elasticsearch and Kibana. Logstash is a server side data processing pipeline that ingests data from a multitude of sources simultaneously, transforms it, and then sends it to your favorite "stash." (Ours is Elasticsearch, naturally.). Logstash has over 200 plugins, and you can write your own very easily as well. For more info, see Documentation and Getting Started You can find the documentation and getting started guides for Logstash on the elastic.co site For information about building the documentation, see the README in Downloads You can…
read the full Logstash overview →
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Frequently asked questions
Is Cachet or Logstash more popular?
Cachet has 15,263 GitHub stars and Logstash has 14,972. Cachet has the larger community by that measure.
Are Cachet and Logstash free?
Neither Cachet nor Logstash declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between Cachet and Logstash?
Cachet is written in PHP and Logstash in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Cachet or Logstash?
Choose Cachet if you want the larger community (15,263 stars) or its Custom / other licence terms. Choose Logstash if its feature set, stack or Custom / other licence fits better. Both are self-hostable.