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
FreeCodeCamp is the strongest overall pick here because it has a 100/100 readiness score and fits Coding agents.
Strongest overall
FreeCodeCamp
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
FreeCodeCamp
Best first install candidate based on install readiness and adoption.
Freshest repo
Crawl4AI
Most recent maintenance signal among this shortlist.
| Signal | Crawl4AI Open-source LLM-friendly web crawler and scraper | Sphinx The Sphinx documentation generator | FreeCodeCamp freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free. | Free Programming Books :books: Freely available programming books |
|---|---|---|---|---|
| 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 | 70K stars 31K installs | 7.9K stars 0 installs | 448K stars 0 installs | 390K stars 0 installs |
| Freshness | Jun 28, 2026 | Jun 21, 2026 | Jun 16, 2026 | Jun 13, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Claude, GPT-4, LangChain, CrewAI, OpenClaw | Python, Markdown, Claude Code | TypeScript, Education, Claude Code | Python, Education, Claude Code |
| Warnings | No major risk signals from current metadata | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Web scraping workflows · Claude Code teams · teams that value GitHub adoption signals | Document processing workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents 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 | 135 views 15 install copies | 0 views 0 install copies | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add unclecode/crawl4ai | $ npx skills add sphinx-doc/sphinx | $ npx skills add freeCodeCamp/freeCodeCamp | $ npx skills add EbookFoundation/free-programming-books |