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.

Add more skills

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	Mobile 📱 Readium Mobile is a toolkit for ebooks, audiobooks and comics written in Swift & Kotlin.	Readest Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.	Koreader An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices	ImageToolbox 🖼️ Image Toolbox is a powerful app for advanced image manipulation. It offers dozens of features, from basic tools like crop and draw to filters, OCR, and a wide range of image processing options
Quality	48/100 Needs review	100/100 Excellent	100/100 Excellent	100/100 Excellent
Decision verdict	38/100 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	151 stars 0 installs	22K stars 0 installs	27K stars 0 installs	13K stars 0 installs
Freshness	May 30, 2025	Jun 22, 2026	Jun 24, 2026	Jun 18, 2026
Use-case fit	Document processing RAG and knowledge Sports analytics	Document processing RAG and knowledge Browser automation	Document processing RAG and knowledge Coding agents	Document processing RAG and knowledge Coding agents
Stack fit	RAG knowledge base Web data pipeline	RAG knowledge base Browser QA agent	RAG knowledge base Content growth agent	RAG knowledge base Content growth agent
Platform hints	HTML, PDF, Claude Code	TypeScript, PDF, Claude Code	Lua, PDF, Claude Code	Kotlin, PDF, 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	Document processing workflows · Claude Code teams · builders willing to evaluate younger projects	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 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 readium/mobile`	`$ npx skills add readest/readest`	`$ npx skills add koreader/koreader`	`$ npx skills add T8RIN/ImageToolbox`