Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Jsoncrack.Com
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Jsoncrack.Com
Best first install candidate based on install readiness and adoption.
Freshest repo
Spark
Most recent maintenance signal among this shortlist.
| Signal | SimpleFlatMapper Fast and Easy mapping from database and csv to POJO. A java micro ORM, lightweight alternative to iBatis and Hibernate. Fast Csv Parser and Csv Mapper | Fesod Fast. Easy. Done. Processing spreadsheets without worrying about large files causing OOM. | Spark Apache Spark - A unified analytics engine for large-scale data processing | Jsoncrack.Com ✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML and CSV into interactive graphs. |
|---|---|---|---|---|
| Quality | 57/100 Promising | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 47/100 Needs manual review Do a manual repository review before adding this to an agent workflow. | 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 | 460 stars Verified outcomes are shown on each skill page | 6.2K stars Verified outcomes are shown on each skill page | 44K stars Verified outcomes are shown on each skill page |
| 44K stars Verified outcomes are shown on each skill page |
| Freshness | Sep 21, 2025 | Aug 27, 2026 | Sep 9, 2026 | Jun 15, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Java, CSV, Claude Code | Java, CSV, Claude Code | Scala, SQL, Claude Code | TypeScript, CSV, Claude Code |
| Warnings | Repository looks stale · No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Research agents workflows · Claude Code teams · builders willing to evaluate younger projects | Research agents workflows · Claude Code teams · teams that value GitHub adoption signals | Database and SQL workflows · Claude Code teams · teams that value GitHub adoption signals | Research agents workflows · Claude Code teams · teams that value GitHub adoption signals |
| Not ideal for | teams that require actively maintained dependencies · production agents without a repository 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 | 0 views 0 install copies |
| Install | $ npx skills add arnaudroger/SimpleFlatMapper | $ npx skills add apache/fesod | $ npx skills add apache/spark | $ npx skills add AykutSarac/jsoncrack.com |