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
Docling
Most recent maintenance signal among this shortlist.
| Signal | Sophosia THE reference manager with features including PDF reading/annotating, Markdown/Excalidraw note-taking, project/note linking, and more... | Xournalpp Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets. | Docling Get your documents ready for gen AI | Markitdown Python tool for converting files and office documents to Markdown. |
|---|---|---|---|---|
| Quality | 65/100 Promising | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 55/100 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 | 162 stars Verified outcomes are shown on each skill page | 15K stars Verified outcomes are shown on each skill page | 63K stars Verified outcomes are shown on each skill page |
| 156K stars Verified outcomes are shown on each skill page |
| Freshness | Feb 24, 2026 | Jun 15, 2026 | Jul 17, 2026 | May 26, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Vue, PDF, Claude Code | C++, PDF, Claude Code | Python, PDF, Claude Code | Python, PDF, Claude Code, OpenAI Agents, LangChain |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No major risk signals from current metadata | 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 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 | 49 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add sophosia/sophosia | $ npx skills add xournalpp/xournalpp | $ npx skills add docling-project/docling | $ npx skills add microsoft/markitdown |