alternatives to
Continuous Inspection
Checkstyle, detekt, PMD and more. 4 alternatives to SonarQube Community Build, in Java, Kotlin. Compare fit, licence, stars and the latest signed release.
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| Checkstyle | Partial | 9.6k | LGPL-2.1 | Open source | No | Java | checkstyle-14.3.0 | 2026-10-19 |
| detekt | Partial | 7.1k | Apache-2.0 | Open source | No | Kotlin | v1.23.8 | 2026-10-19 |
| PMD | Partial | 5.5k | Other | Open source | No | Java | pmd_releases/7.28.0 | 2026-10-18 |
| SpotBugs | Partial | 4k | LGPL-2.1 | Open source | No | Java | 4.10.5 | 2026-10-18 |
4 alternatives
Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a command line program.
Java style and convention rules only, with no server, dashboard or history.
Static code analysis for Kotlin
Static analysis for Kotlin only, run from the build without a server.
An extensible multilanguage static code analyzer.
Static analysis rules for Java and other languages, run as a CLI or build plugin without a server.
SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.
Bytecode analysis for Java bugs, run as a CLI or build plugin without a server.