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
Winmerge
Most recent maintenance signal among this shortlist.
| Signal | Qtcsv Library for reading and writing csv-files in Qt. | Winmerge WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle. | Jsoncrack.Com ✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML and CSV into interactive graphs. | Duckdb DuckDB is an analytical in-process SQL database management system |
|---|---|---|---|---|
| Quality | 51/100 Needs review | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 41/100 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 | 285 stars Verified outcomes are shown on each skill page | 9.0K stars Verified outcomes are shown on each skill page | 44K stars Verified outcomes are shown on each skill page |
| 39K stars Verified outcomes are shown on each skill page |
| Freshness | Jun 6, 2022 | Jul 28, 2026 | Jun 15, 2026 | Jun 20, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | C++, CSV, Claude Code | C++, CSV, Claude Code | TypeScript, CSV, Claude Code | C++, SQL, 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 | Workflow automation workflows · Claude Code teams · builders willing to evaluate younger projects | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | Database and SQL 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 iamantony/qtcsv | $ npx skills add WinMerge/winmerge | $ npx skills add AykutSarac/jsoncrack.com | $ npx skills add duckdb/duckdb |