Skill comparison
Compare agent skills before installing.
Put high-signal skills side by side and inspect quality, adoption, freshness, install readiness, use-case fit, and warnings in one place.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Sonarqube is the strongest overall pick here because it has a 100/100 readiness score and fits Coding agents.
Strongest overall
Sonarqube
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Sonarqube
Best first install candidate based on install readiness and adoption.
Freshest repo
Checkstyle
Most recent maintenance signal among this shortlist.
| Signal | Sonar Java :coffee: SonarSource Static Analyzer for Java Code Quality and Security | Sonarqube Continuous Inspection | SonarJS SonarSource Static Analyzer for JavaScript and TypeScript | Checkstyle 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. |
|---|---|---|---|---|
| Quality | 97/100 Excellent | 100/100 Excellent | 97/100 Excellent | 100/100 Excellent |
| Decision verdict | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 1.2K stars 0 installs | 11K stars 0 installs | 1.2K stars 0 installs | 8.9K stars 0 installs |
| Freshness | Jun 12, 2026 | Jun 12, 2026 | Jun 14, 2026 | Jun 16, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Java, Static Analysis, Claude Code | Java, Static Analysis, Claude Code | TypeScript, Static Analysis, Claude Code | Java, Static Analysis, Claude Code |
| Warnings | No major risk signals from current metadata | No OpenAgentSkill engagement data yet | No major risk signals from current metadata | No OpenAgentSkill engagement data yet |
| Best for | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals |
| Not ideal for | teams that need a vendor-supported SLA · high-compliance environments without internal security review | teams that need a vendor-supported SLA · high-compliance environments without internal security review | teams that need a vendor-supported SLA · high-compliance environments without internal security review | teams that need a vendor-supported SLA · high-compliance environments without internal security review |
| OpenAgentSkill engagement | 2 views 0 install copies | 0 views 0 install copies | 4 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add SonarSource/sonar-java | $ npx skills add SonarSource/sonarqube | $ npx skills add SonarSource/SonarJS | $ npx skills add checkstyle/checkstyle |