head to head · open source
Grafana vs mulog
Grafana has 77,638 GitHub stars, 14,905 forks, 3,326 open issues and last shipped yesterday. mulog has 540 stars, 50 forks, 12 open issues and last shipped 4 months ago. Grafana leads on adoption by 14,277% (77,638 vs 540 stars). Grafana is written in TypeScript under AGPL-3.0; mulog is written in Clojure under Apache-2.0. Grafana has attracted 19% as many forks as stars, mulog 9%. Grafana 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
| Grafana | mulog | |
|---|---|---|
| GitHub stars | ★ 78K | ★ 540 |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Clojure |
| Last push | 2026-11-02 | 2026-06-27 |
| Forks | ⑂ 15K | ⑂ 50 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Grafana if
- You weight community size — 78K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick mulog if
- You want the mulog feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Clojure
- You evaluated both and mulog fits your workflow better
About Grafana
The open source platform for monitoring and observability Grafana allows you to query, visualize, alert on and understand your metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data driven culture: Visualizations: Fast and flexible client side graphs with a multitude of options. Panel plugins offer many different ways to visualize metrics and logs. Dynamic Dashboards: Create dynamic & reusable dashboards with template variables that appear as dropdowns at the top of the dashboard. Explore Metrics: Explore your data through ad hoc queries and dynamic…
read the full Grafana overview →
About mulog
μ/log μ/log (Pronounced: /mjuːlog/) is a micro logging library that logs events and data, not words! From the Greek letter μ , mu (Pronunciation: /mjuː/) The twelfth letter of the Greek alphabet (Μ, μ), often used as a prefix for micro which is 10 6 in the SI (System of Units). Lowercase letter " u " is often substituted for " μ " when the Greek character is not typographically available. (source: Features Here some features and key design decisions that make μ/log special: Effortlessly, logs events as data points. No need to construct strings that then need to be deconstructed later. Fast, extremely fast, under…
read the full mulog overview →
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Frequently asked questions
Is Grafana or mulog more popular?
Grafana has 77,638 GitHub stars and mulog has 540. Grafana has the larger community by that measure.
Are Grafana and mulog free?
Both are open source. Grafana is licensed under AGPL-3.0 and mulog under Apache-2.0. Neither carries a licence fee.
What is the difference between Grafana and mulog?
Grafana is written in TypeScript and mulog in Clojure. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Grafana or mulog?
Choose Grafana if you want the larger community (77,638 stars) or its AGPL-3.0 licence terms. Choose mulog if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.