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

PDFPatcher

Most recent maintenance signal among this shortlist.

Signal	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.	PDFPatcher PDF补丁丁——PDF工具箱，可以编辑书签、剪裁旋转页面、解除限制、提取或合并文档，探查文档结构，提取图片、转成图片等等	TCPDF Deprecated: PHP PDF library, superseded by tc-lib-pdf (https://github.com/tecnickcom/tc-lib-pdf)	KkFileView Universal File Online Preview Project based on Spring-Boot
Quality	100/100 Excellent	100/100 Excellent	100/100 Excellent	100/100 Excellent
Decision verdict	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.	100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack.
Adoption	4.3K stars 0 installs	12K stars 0 installs	4.5K stars 0 installs	14K stars 0 installs
Freshness	Jun 3, 2026	Jun 15, 2026	Jun 12, 2026	Jun 11, 2026
Use-case fit	Document processing RAG and knowledge Web scraping	Document processing RAG and knowledge Coding agents	Document processing RAG and knowledge Coding agents	Document processing Coding agents RAG and knowledge
Stack fit	RAG knowledge base Web data pipeline	RAG knowledge base Content growth agent	RAG knowledge base Content growth agent	Coding review agent RAG knowledge base
Platform hints	Java, PDF, Claude Code	C#, PDF, Claude Code	PHP, PDF, Claude Code	Java, PDF, Claude Code
Warnings	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 · 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	Document processing workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal for	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	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 LibrePDF/OpenPDF`	`$ npx skills add wmjordan/PDFPatcher`	`$ npx skills add tecnickcom/TCPDF`	`$ npx skills add kekingcn/kkFileView`