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
Koreader is the strongest overall pick here because it has a 100/100 readiness score and fits Document processing.
Strongest overall
Koreader
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Koreader
Best first install candidate based on install readiness and adoption.
Freshest repo
Koreader
Most recent maintenance signal among this shortlist.
| Signal | Kcc KCC (a.k.a. Kindle Comic Converter) is a comic and manga converter for ebook readers. | Koreader An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices | Grimmory Grimmory is an independent community fork of Booklore. | Kavita Kavita is a fast, feature rich, cross platform reading server. Built with the goal of being a full solution for all your reading needs. Setup your own server and share your reading collection with your friends and family. |
|---|---|---|---|---|
| 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 | 5.2K stars 0 installs | 27K stars 0 installs | 3.4K stars 0 installs | 11K stars 0 installs |
| Freshness | Jun 1, 2026 | Jun 16, 2026 | Jun 14, 2026 | Jun 15, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Python, PDF, Claude Code | Lua, PDF, Claude Code | Java, PDF, Claude Code | C#, PDF, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Document processing workflows · Claude Code teams · teams that value GitHub adoption signals | Document processing workflows · Claude Code teams · teams that value GitHub adoption signals | Document processing workflows · Claude Code teams · teams that value GitHub adoption signals | Document processing 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 | 0 views 0 install copies |
| Install | $ npx skills add ciromattia/kcc | $ npx skills add koreader/koreader | $ npx skills add grimmory-tools/grimmory | $ npx skills add Kareadita/Kavita |