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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

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

Strongest overall

KkFileView

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

Fastest prototype

KkFileView

Best first install candidate based on install readiness and adoption.

Freshest repo

KkFileView

Most recent maintenance signal among this shortlist.

SignalBook Nlp

Natural language processing pipeline for book-length documents (archival Java version; for current Python version, see: https://github.com/booknlp/booknlp)

Catalyst

🚀 Catalyst is a C# Natural Language Processing library built for speed. Inspired by spaCy's design, it brings pre-trained models, out-of-the box support for training word and document embeddings, and flexible entity recognition models.

OpenPDF

OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.

KkFileView

Universal File Online Preview Project based on Spring-Boot

Quality
46/100
Needs review
87/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
36/100
Needs manual review

Do a manual repository review before adding this to an agent workflow.

98/100
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.

Adoption317 stars
0 installs
853 stars
0 installs
4.3K stars
0 installs
14K stars
0 installs
FreshnessFeb 4, 2022Jun 3, 2026Jun 3, 2026Jun 11, 2026
Use-case fit
Document processingCoding agentsRAG and knowledge
RAG and knowledgeGitHub automationCoding agents
Document processingRAG and knowledgeWeb scraping
Document processingCoding agentsRAG and knowledge
Stack fit
Content growth agentCoding review agent
RAG knowledge baseContent growth agent
RAG knowledge baseWeb data pipeline
Coding review agentRAG knowledge base
Platform hintsJava, NLP, Claude CodeC#, NLP, Claude CodeJava, PDF, Claude CodeJava, 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 · builders willing to evaluate younger projectsRAG and knowledge 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
OpenAgentSkill engagement0 views
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Install
$ npx skills add dbamman/book-nlp
$ npx skills add curiosity-ai/catalyst
$ npx skills add LibrePDF/OpenPDF
$ npx skills add kekingcn/kkFileView