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

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

Strongest overall

Sumatrapdf

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

Fastest prototype

Sumatrapdf

Best first install candidate based on install readiness and adoption.

Freshest repo

React Pdf

Most recent maintenance signal among this shortlist.

SignalDocument Viewer

Document Viewer is a highly customizable document viewer for Android.

Sumatrapdf

SumatraPDF reader

React Pdf

Display PDFs in your React app as easily as if they were images.

Sioyek

Sioyek is a PDF viewer with a focus on textbooks and research papers

Quality
54/100
Needs review
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
56/100
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.

Adoption535 stars
0 installs
17K stars
0 installs
11K stars
0 installs
9.6K stars
0 installs
FreshnessDec 27, 2020Jun 20, 2026Jul 29, 2026Jun 13, 2026
Use-case fit
Document processingRAG and knowledgeGitHub automation
Document processingRAG and knowledgeCoding agents
Document processingRAG and knowledgeCoding agents
RAG and knowledgeDocument processingCoding agents
Workflow fit
RAG knowledge baseContent growth agent
RAG knowledge baseCoding review agent
RAG knowledge baseContent growth agent
RAG knowledge baseContent growth agent
Platform hintsJava, PDF, Claude CodeC, PDF, Claude CodeTypeScript, PDF, Claude CodeC, PDF, Claude Code
WarningsRepository looks stale · No 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 signalsRAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal forteams that require actively maintained dependencies · production agents without a repository 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
OpenAgentSkill engagement0 views
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Install
$ npx skills add SufficientlySecure/document-viewer
$ npx skills add sumatrapdfreader/sumatrapdf
$ npx skills add wojtekmaj/react-pdf
$ npx skills add ahrm/sioyek