head to head · open source
NetData vs resilience4j
NetData has 80,561 GitHub stars, 6,630 forks, 393 open issues and last shipped yesterday. resilience4j has 10,763 stars, 1,501 forks, 306 open issues and last shipped 18 days ago. NetData leads on adoption by 648% (80,561 vs 10,763 stars). NetData is written in Go under GPL-3.0; resilience4j is written in Java under Apache-2.0. NetData has attracted 8% as many forks as stars, resilience4j 14%. 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 | resilience4j | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 11K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Go | Java |
| Last push | 2026-09-17 | 2026-08-31 |
| Forks | ⑂ 6.6K | ⑂ 1.5K |
| 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 resilience4j if
- You want the resilience4j 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 resilience4j fits your workflow better
About NetData
Netdata is an open source, real time infrastructure monitoring platform written in Go and released under GPL 3.0, built for operators and lean teams who need per second visibility across Linux, macOS, FreeBSD, and Windows systems.
read the full NetData overview →
About resilience4j
Resilience4j is a lightweight fault tolerance library for Java, designed around functional programming. It lives in the Java ecosystem and is distributed under the Apache 2.0 license. The library provides higher order functions, called decorators, that enhance any functional interface, lambda expression or method reference with a Circuit Breaker, Rate Limiter, Retry or Bulkhead. Version 3 of the library requires Java 21, while the project originated as a library for Java 8. The repository has been active for roughly eleven years and carries 10,760 stars, 1,499 forks and 306 open issues.
read the full resilience4j overview →
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Frequently asked questions
Is NetData or resilience4j more popular?
NetData has 80,561 GitHub stars and resilience4j has 10,763. NetData has the larger community by that measure.
Are NetData and resilience4j free?
Both are open source. NetData is licensed under GPL-3.0 and resilience4j under Apache-2.0. Neither carries a licence fee.
What is the difference between NetData and resilience4j?
NetData is written in Go and resilience4j 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 resilience4j?
Choose NetData if you want the larger community (80,561 stars) or its GPL-3.0 licence terms. Choose resilience4j if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.