Repo Compare › Java frameworks
Spring Boot vs Quarkus vs Micronaut
A side-by-side look at how actively Spring Boot, Quarkus and Micronaut are developed on GitHub — popularity, contributor base, commit activity and how quickly issues and pull requests move.
What the numbers say
- Spring Boot is the most-starred of the 3, with 82k stars — about 12.7× Micronaut's 6.4k.
- Over the 52 weeks to the snapshot, Quarkus recorded the most commits (7.6k), against 2.1k for Micronaut.
- Quarkus has closed or merged the most pull requests in its lifetime: 32k.
- Relative to its popularity, Spring Boot carries the lightest open-issue load: 5.4 open issues per 1,000 stars, versus 146.1 for Quarkus.
Head-to-head
Snapshot taken 30 September 2026.
| Metric | Spring Boot Active | Quarkus Slowing | Micronaut Active |
|---|---|---|---|
| Stars | 82k | 16k | 6.4k |
| Forks | 44k | 3.3k | 1.2k |
| Contributors | 1.6k | 1.5k | 497 |
| Commits, last 52 weeks | 5.5k | 7.6k | 2.1k |
| Open issues | 443 | 2.3k | 433 |
| Open pull requests | 11 | 412 | 243 |
| Closed / merged PRs | 7.9k | 32k | 8.1k |
| Watchers | 3.3k | 262 | 165 |
| Last push | 29 Sep 2026 | 30 Sep 2026 | 30 Sep 2026 |
| Latest release | v4.1.1 (Aug 2026) | 3.40.1 (Sep 2026) | v5.2.10 (Sep 2026) |
| Main language | Java | Java | Java |
| Licence | Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Created | Oct 2012 | Jul 2018 | Mar 2018 |
Bold marks the highest value in a row. “Active / Slowing / Dormant” is a simple heuristic from how recently code was pushed and open issues per star — a starting point, not a verdict. Stars measure popularity, not quality.
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