Repository
decebals/claude-code-java agent skills
- skills
- 18
- GitHub stars
- 750
GitHub description: “Reusable AI development infrastructure for Java projects, optimized for Claude Code”
- Stars
- 750 (150 forks)
- Licence
- MIT
- Last push
- Sep 2026
- Created
- Jan 2026
- ai-assisted-development
- claude-code
- claude-code-skills
- developer-tools
- java
Install all skills
npx skills add decebals/claude-code-javaAdd --skill <name> for a single skill and -a <agent> to choose the agent (see the agent guides).
Skills in decebals/claude-code-java, ranked
Ranked by score. Sort bymost stars,trending,newest,recently updated
| # | Skill | Repository | Stars | Used in | Tokens | Auto-check | Licence | Updated |
|---|---|---|---|---|---|---|---|---|
| 1 | Reviews REST API design for correct HTTP verbs, versioning, DTO use, consistent responses and backward compatibility before an API change ships. | decebals/ | 750 | 1 repo | ~2.8k | Automated safety check: Pass | MIT | 1 mo ago |
| 2 | Reviews a Java project's architecture at the macro level: package structure, module boundaries, dependency direction and layering. | decebals/ | 750 | 1 repo | ~2.2k | Automated safety check: Pass | MIT | 1 mo ago |
| 3 | A practical Java reference for Builder, Factory, Singleton, Strategy, Observer and other patterns, with a table matching problems to patterns. | decebals/ | 750 | 1 repo | ~4.4k | Automated safety check: Pass | MIT | 1 mo ago |
| 4 | JPA/Hibernate patterns and common pitfalls (N+1, lazy loading, transactions, queries). | decebals/ | 750 | 1 repo | ~4k | Automated safety check: Pass | MIT | 1 mo ago |
| 5 | Java logging best practices with SLF4J, structured logging (JSON), and MDC for request tracing. | decebals/ | 750 | 1 repo | ~3.3k | Automated safety check: Pass | MIT | 1 mo ago |
| 6 | Builds changelog entries from conventional commits in a Java project, after working out whether it uses SemVer, two-part versions or calendar versions. | decebals/ | 750 | — | ~2.1k | Automated safety check: Pass | MIT | 1 mo ago |
| 7 | Covers Clean Code principles for Java: DRY, KISS and YAGNI with before-and-after examples, plus naming conventions for variables and booleans. | decebals/ | 750 | — | ~3.4k | Automated safety check: Pass | MIT | 1 mo ago |
| 8 | Reviews Java concurrent code for thread safety, race conditions and deadlocks, and for pitfalls with Virtual Threads, CompletableFuture, ExecutorService and Spring @Async. | decebals/ | 750 | — | ~3.1k | Automated safety check: Pass | MIT | 1 mo ago |
| 9 | Writes Conventional Commits messages for Java projects from staged changes, with Java-specific types, scopes and a token-light workflow. | decebals/ | 750 | — | ~1.4k | Automated safety check: Pass | MIT | 1 mo ago |
| 10 | Sorts open GitHub issues for a Java project into bug, feature, question, duplicate or unclear, then labels them and assigns a priority. | decebals/ | 750 | — | ~2.4k | Automated safety check: Pass | MIT | 1 mo ago |
| 11 | Checklist-driven review of Java code covering null safety, exception handling, collections and streams, and concurrency, with findings reported by severity. | decebals/ | 750 | — | ~2.5k | Automated safety check: Pass | MIT | 1 mo ago |
| 12 | Guide for upgrading Java projects between major versions (8→11→17→21→25). | decebals/ | 750 | — | ~3.7k | Automated safety check: Pass | MIT | 1 mo ago |
| 13 | Audit Maven dependencies for outdated versions, security vulnerabilities, and conflicts. | decebals/ | 750 | — | ~1.7k | Automated safety check: Pass | MIT | 1 mo ago |
| 14 | Java security checklist covering OWASP Top 10, input validation, injection prevention, and secure coding. | decebals/ | 750 | — | ~3.7k | Automated safety check: Notes | MIT | 1 mo ago |
| 15 | SOLID principles checklist with Java examples. An agent skill from decebals/claude-code-java. | decebals/ | 750 | — | ~4.2k | Automated safety check: Pass | MIT | 1 mo ago |
| 16 | Spring Boot best practices and patterns. An agent skill from decebals/claude-code-java. | decebals/ | 750 | — | ~3.2k | Automated safety check: Pass | MIT | 1 mo ago |
| 17 | 17.Test Quality Write high-quality JUnit 5 tests with AssertJ assertions. An agent skill from decebals/claude-code-java. | decebals/ | 750 | — | ~3.8k | Automated safety check: Pass | MIT | 1 mo ago |
| 18 | Detect potential code-level performance smells in Java - streams, collections, boxing, regex, object creation. | decebals/ | 750 | — | ~2.3k | Automated safety check: Pass | MIT | 1 mo ago |
Questions, answered from the data.
What is the best skill in decebals/claude-code-java?
REST API Contract Review from decebals/claude-code-java ranks first of the 18 skills in decebals/claude-code-java listed here, with the highest score: its repository has 750 GitHub stars, 1 other GitHub owner carry a copy, its SKILL.md loads about 2.8k tokens and it passes the automated safety check with no findings. Next come Java Architecture Review and Java Design Patterns Reference.
Are the skills in decebals/claude-code-java official?
None yet. All 18 skills in decebals/claude-code-java listed here come from community repositories; a skill counts as official when the product's own GitHub organization publishes it.
How do I install all skills from decebals/claude-code-java?
Run npx skills add decebals/claude-code-java in your project: the open-source skills CLI installs the repository's skills into your coding agent's skills folder. To install a single skill, open its page here for the exact command.
How are these skills ranked?
By Skill Navigator score, which combines the GitHub stars of the skill's repository (shared across that repo's skills and discounted for large collections), how many other GitHub owners carry a copy of the skill, and automated SKILL.md quality checks, minus penalties for safety-check warnings and for each further skill from the same repository. Skills that fail the safety check are not listed.