Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Markitdown
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Markitdown
Best first install candidate based on install readiness and adoption.
Freshest repo
Stirling PDF
Most recent maintenance signal among this shortlist.
| Signal | Umi OCR OCR software, free and offline. 开源、免费的离线OCR软件。支持截屏/批量导入图片,PDF文档识别,排除水印/页眉页脚,扫描/生成二维码。内置多国语言库。 | Markitdown Python tool for converting files and office documents to Markdown. | Stirling PDF #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere |
|---|---|---|---|
| Quality | 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. |
| Adoption | 45K stars 0 installs | 156K stars 0 installs | 81K stars 0 installs |
| Freshness | Nov 20, 2025 | May 26, 2026 | Jun 18, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Python, OCR, Claude Code | Python, PDF, Claude Code, OpenAI Agents, LangChain | TypeScript, PDF, Claude Code |
| Warnings | 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 |
| 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 |
| OpenAgentSkill engagement | 0 views 0 install copies | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add hiroi-sora/Umi-OCR | $ npx skills add microsoft/markitdown | $ npx skills add Stirling-Tools/Stirling-PDF |