Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Yfinance
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Yfinance
Best first install candidate based on install readiness and adoption.
Freshest repo
Yfinance
Most recent maintenance signal among this shortlist.
| Signal | Qf Lib Modular Python library that provides an advanced event driven backtester and a set of high quality tools for quantitative finance. Integrated with various data vendors and brokers, supports Crypto, Stocks and Futures. | Yfinance Download market data from Yahoo! Finance's API |
|---|---|---|
| Quality | 81/100 Strong | 100/100 Excellent |
| Decision verdict | 92/100 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 | 950 stars Verified outcomes are shown on each skill page | 25K stars Verified outcomes are shown on each skill page |
| Freshness | Jul 3, 2026 | Jul 5, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Python, Finance, Claude Code | Python, Market Data, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Finance and quant workflows · Claude Code teams · teams that value GitHub adoption signals | Finance and quant 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 |
| OpenAgentSkill engagement | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add quarkfin/qf-lib | $ npx skills add ranaroussi/yfinance |