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

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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

Docling

Most recent maintenance signal among this shortlist.

SignalOpenhtmltopdf

An HTML to PDF library for the JVM. Based on Flying Saucer and Apache PDF-BOX 2. With SVG image support. Now also with accessible PDF support (WCAG, Section 508, PDF/UA)!

KkFileView

Universal File Online Preview Project based on Spring-Boot

Docling

Get your documents ready for gen AI

Stirling PDF

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

Quality
69/100
Promising
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
71/100
Prototype first

Prototype with this skill first; keep a fallback candidate ready.

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.

Adoption2.2K stars
Verified outcomes are shown on each skill page
14K stars
Verified outcomes are shown on each skill page
63K stars
Verified outcomes are shown on each skill page
81K stars
Verified outcomes are shown on each skill page
FreshnessJun 14, 2024Jun 11, 2026Jul 17, 2026Jun 18, 2026
Use-case fit
Document processingRAG and knowledgeWeb scraping
Document processingCoding agentsRAG and knowledge
Document processingRAG and knowledgeWeb scraping
Document processingRAG and knowledgeCoding agents
Workflow fit
RAG knowledge baseWeb data pipeline
Coding review agentRAG knowledge base
RAG knowledge baseWeb data pipeline
RAG knowledge baseCoding review agent
Platform hintsJava, PDF, Claude CodeJava, PDF, Claude CodePython, PDF, Claude CodeTypeScript, 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 signalsDocument processing 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
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Install
$ npx skills add danfickle/openhtmltopdf
$ npx skills add kekingcn/kkFileView
$ npx skills add docling-project/docling
$ npx skills add Stirling-Tools/Stirling-PDF