head to head · open source
Grafana vs mulog
Grafana has 76,792 GitHub stars, 14,752 forks, 3,326 open issues and last shipped today. mulog has 540 stars, 49 forks, 12 open issues and last shipped 3 months ago. Grafana leads on adoption by 14,121% (76,792 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.
← all 8884 open source comparisons
Side by side
| Grafana | mulog | |
|---|---|---|
| GitHub stars | ★ 77K | ★ 540 |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Clojure |
| Last push | 2026-09-18 | 2026-06-27 |
| Forks | ⑂ 15K | ⑂ 49 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Grafana if
- You weight community size — 77K 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
Grafana is an open source observability platform for visualizing metrics, logs, and traces across diverse data sources. It runs in the infrastructure and operations ecosystem, designed for teams needing unified visibility into system behavior without vendor lock in. Built with TypeScript and Go, it provides a composable architecture that integrates with existing toolchains.
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 →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is Grafana or mulog more popular?
Grafana has 76,792 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 (76,792 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.