head to head · open source
NetData vs javamelody
NetData has 81,255 GitHub stars, 6,717 forks, 393 open issues and last shipped yesterday. javamelody has 3,045 stars, 751 forks, 42 open issues and last shipped 24 days ago. NetData leads on adoption by 2,568% (81,255 vs 3,045 stars). NetData is written in Go under GPL-3.0; javamelody is written in Java under Apache-2.0. NetData has attracted 8% as many forks as stars, javamelody 25%. NetData 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
| NetData | javamelody | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 3.0K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Go | Java |
| Last push | 2026-11-02 | 2026-10-10 |
| Forks | ⑂ 6.7K | ⑂ 751 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick NetData if
- You weight community size — 81K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick javamelody if
- You want the javamelody feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and javamelody fits your workflow better
About NetData
X Ray Vision for your infrastructure! Every Metric, Every Second. No BS. Visit our Home Page MENU: WHO WE ARE KEY FEATURES GETTING STARTED HOW IT WORKS FAQ DOCS COMMUNITY CONTRIBUTE LICENSE [!WARNING] People get addicted to Netdata. Once you use it on your systems, there's no going back. WHO WE ARE Netdata is an open source, real time infrastructure monitoring platform. Monitor, detect, and act across your entire infrastructure. Core Advantages: Instant Insights – With Netdata you can access per second metrics and visualizations. Zero Configuration – You can deploy immediately without complex setup. ML Powered –…
read the full NetData overview →
About javamelody
JavaMelody ========================= The goal of JavaMelody is to monitor Java or Java EE applications in QA and production environments. See the Project Home, Screenshots, User's guide and Release notes in the wiki, or see downloads in Releases, Issues and Pull requests. License Apache 2.0
read the full javamelody overview →
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Frequently asked questions
Is NetData or javamelody more popular?
NetData has 81,255 GitHub stars and javamelody has 3,045. NetData has the larger community by that measure.
Are NetData and javamelody free?
Both are open source. NetData is licensed under GPL-3.0 and javamelody under Apache-2.0. Neither carries a licence fee.
What is the difference between NetData and javamelody?
NetData is written in Go and javamelody 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, NetData or javamelody?
Choose NetData if you want the larger community (81,255 stars) or its GPL-3.0 licence terms. Choose javamelody if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.