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
SwiftLint is the strongest overall pick here because it has a 100/100 readiness score and fits Coding agents.
Strongest overall
SwiftLint
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
SwiftLint
Best first install candidate based on install readiness and adoption.
Freshest repo
Checkstyle
Most recent maintenance signal among this shortlist.
| Signal | Pmd An extensible multilanguage static code analyzer. | Spotbugs SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code. | 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. | SwiftLint A tool to enforce Swift style and conventions. |
|---|---|---|---|---|
| Quality | 100/100 Excellent | 100/100 Excellent | 100/100 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 | 5.4K stars 0 installs | 3.9K stars 0 installs | 8.9K stars 0 installs | 20K stars 0 installs |
| Freshness | Jun 12, 2026 | Jun 13, 2026 | Jun 16, 2026 | Jun 13, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Java, Static Analysis, Claude Code | Java, Static Analysis, Claude Code | Java, Static Analysis, Claude Code | Swift, Static Analysis, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No major risk signals from current metadata |
| 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 | 0 views 0 install copies | 0 views 0 install copies | 0 views 0 install copies | 4 views 0 install copies |
| Install | $ npx skills add pmd/pmd | $ npx skills add spotbugs/spotbugs | $ npx skills add checkstyle/checkstyle | $ npx skills add realm/SwiftLint |