Star200+

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.

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Decision summary

Stirling PDF is the strongest overall pick here because it has a 100/100 readiness score and fits Document processing.

Strongest overall

Stirling PDF

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Fastest prototype

Stirling PDF

Best first install candidate based on install readiness and adoption.

Freshest repo

Sumatrapdf

Most recent maintenance signal among this shortlist.

SignalCS Books

🔥🔥超过1000本的计算机经典书籍、个人笔记资料以及本人在各平台发表文章中所涉及的资源等。书籍资源包括C/C++、Java、Python、Go语言、数据结构与算法、操作系统、后端架构、计算机系统知识、数据库、计算机网络、设计模式、前端、汇编以及校招社招各种面经~

Libvips

A fast image processing library with low memory needs.

Stirling PDF

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

Sumatrapdf

SumatraPDF reader

Quality
94/100
Excellent
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
96/100
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.

Adoption27K stars
0 installs
11K stars
0 installs
81K stars
0 installs
17K stars
0 installs
FreshnessNov 6, 2025Jun 15, 2026Jun 18, 2026Jun 20, 2026
Use-case fit
Document processingRAG and knowledgeCoding agents
Document processingRAG and knowledgeCoding agents
Document processingRAG and knowledgeCoding agents
Document processingRAG and knowledgeCoding agents
Workflow fit
RAG knowledge baseContent growth agent
RAG knowledge baseCoding review agent
RAG knowledge baseCoding review agent
RAG knowledge baseCoding review agent
Platform hintsPDF, Claude CodeC, PDF, Claude CodeTypeScript, PDF, Claude CodeC, PDF, Claude Code
WarningsNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yet
Best forDocument processing workflows · Claude Code teams · teams that value GitHub adoption signalsDocument processing workflows · Claude Code teams · teams that value GitHub adoption signalsDocument processing workflows · Claude Code teams · teams that value GitHub adoption signalsDocument processing workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal forteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security review
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Install
$ npx skills add forthespada/CS-Books
$ npx skills add libvips/libvips
$ npx skills add Stirling-Tools/Stirling-PDF
$ npx skills add sumatrapdfreader/sumatrapdf