Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
kotlin-tooling-java-to-kotlin
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
kotlin-tooling-java-to-kotlin
Best first install candidate based on install readiness and adoption.
Freshest repo
kotlin-tooling-java-to-kotlin
Most recent maintenance signal among this shortlist.
| Signal | kotlin-tooling-java-to-kotlin Use when converting Java source files to idiomatic Kotlin, when user mentions "java to kotlin", "j2k", "convert java", "migrate java to kotlin", or when working with .java files that need to become .kt files. Handles framework-aware conversion for Spring, Lombok, Hibernate, Jackson, Micronaut, Quarkus, Dagger/Hilt, RxJava, JUnit, Guice, Retrofit, and Mockito. |
|---|---|
| Quality | 77/100 Strong |
| Decision verdict | 88/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 1.0K stars Verified outcomes are shown on each skill page |
| Freshness | Aug 24, 2026 |
| Use-case fit | |
| Workflow fit | |
| Platform hints | Claude Code |
| Warnings | The skill executes git mv and may trigger compilation/tests, but SKILL.md does not explicitly warn against following instructions embedded in Java source comments or untrusted conversion inputs. · No OpenAgentSkill engagement data yet |
| Best for | Research agents workflows · Claude Code teams · teams that value GitHub adoption signals |
| Not ideal for | teams that need a vendor-supported SLA · production agents without a repository review |
| OpenAgentSkill engagement | 0 views 0 install copies |
| Install | $ npx skills add Kotlin/kotlin-agent-skills --skill kotlin-tooling-java-to-kotlin |