Skill comparison
Compare agent skills before installing.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
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
Stirling PDF
Most recent maintenance signal among this shortlist.
| Signal | Pdf Unstamper Remove textual watermark of any font, any encoding and any language with pdf-unstamper now! | KkFileView Universal File Online Preview Project based on Spring-Boot | OCRmyPDF OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched | Stirling PDF #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere |
|---|---|---|---|---|
| Quality | 52/100 Needs review | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 42/100 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. |
| Adoption | 392 stars Verified outcomes are shown on each skill page | 14K stars Verified outcomes are shown on each skill page | 34K stars Verified outcomes are shown on each skill page | 81K stars Verified outcomes are shown on each skill page |
| Freshness | Aug 13, 2025 | Jun 11, 2026 | Jun 12, 2026 | Jun 18, 2026 |
| Use-case fit | ||||
| Workflow fit | ||||
| Platform hints | Java, PDF, Claude Code | Java, PDF, Claude Code | Python, PDF, Claude Code | TypeScript, PDF, Claude Code |
| Warnings | Repository looks stale · 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 · builders willing to evaluate younger projects | 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 require actively maintained dependencies · production agents without a repository 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 hwding/pdf-unstamper | $ npx skills add kekingcn/kkFileView | $ npx skills add ocrmypdf/OCRmyPDF | $ npx skills add Stirling-Tools/Stirling-PDF |