head to head · open source
monolog vs opensre
monolog has 21,404 GitHub stars, 1,921 forks, 3 open issues and last shipped 2 days ago. opensre has 12,665 stars, 1,857 forks, 67 open issues and last shipped yesterday. monolog leads on adoption by 69% (21,404 vs 12,665 stars). monolog is written in PHP under MIT; opensre is written in Python under Apache-2.0. monolog has attracted 9% as many forks as stars, opensre 15%. opensre 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
| monolog | opensre | |
|---|---|---|
| GitHub stars | ★ 21K | ★ 13K |
| License | MIT | Apache-2.0 |
| Written in | PHP | Python |
| Last push | 2026-11-01 | 2026-11-02 |
| Forks | ⑂ 1.9K | ⑂ 1.9K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick monolog if
- You weight community size — 21K stars and counting
- You want the MIT license terms
- Your stack matches PHP
- You value the larger contributor base for long-term maintenance
pick opensre if
- You want the opensre feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and opensre fits your workflow better
About monolog
Monolog Logging for PHP Note This is the documentation for Monolog 3.x , if you are using older releases see the documentation for Monolog 2.x or Monolog 1.x Monolog sends your logs to files, sockets, inboxes, databases and various web services. See the complete list of handlers below. Special handlers allow you to build advanced logging strategies. This library implements the PSR 3 interface that you can type hint against in your own libraries to keep a maximum of interoperability. You can also use it in your applications to make sure you can always use another compatible logger at a later time. As of 1.11.0…
read the full monolog overview →
About opensre
OpenSRE v0.1: Build Your Own AI SRE Agents The open source framework for AI SRE agents, and the training and evaluation environment they need to improve. Connect the 60+ tools you already run, define your own workflows, and answer production questions on your own infrastructure. Quickstart · Docs · FAQ · Security 🚧 Public Alpha: Core workflows are usable for early exploration, though not yet fully stable. The project is in active development, and APIs and integrations may evolve Table of Contents Why OpenSRE? Install Quick Start Deployment How OpenSRE Works Capabilities & integrations Contributing & development…
read the full opensre overview →
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Frequently asked questions
Is monolog or opensre more popular?
monolog has 21,404 GitHub stars and opensre has 12,665. monolog has the larger community by that measure.
Are monolog and opensre free?
Both are open source. monolog is licensed under MIT and opensre under Apache-2.0. Neither carries a licence fee.
What is the difference between monolog and opensre?
monolog is written in PHP and opensre in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, monolog or opensre?
Choose monolog if you want the larger community (21,404 stars) or its MIT licence terms. Choose opensre if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.