Skill comparison
Compare agent skills before installing.
Put high-signal skills side by side and inspect quality, adoption, freshness, install readiness, use-case fit, and warnings in one place.
Comparing 1 skill
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Mailcat is the strongest overall pick here because it has a 95/100 readiness score and fits Workflow automation.
Strongest overall
Mailcat
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Mailcat
Best first install candidate based on install readiness and adoption.
Freshest repo
Mailcat
Most recent maintenance signal among this shortlist.
| Signal | Mailcat Find existing email addresses by nickname using API/SMTP checking methods without user notification. Please, don't hesitate to improve cat's job! 🐱🔎 📬 |
|---|---|
| Quality | 84/100 Strong |
| Decision verdict | 95/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 890 stars 0 installs |
| Freshness | May 24, 2026 |
| Use-case fit | |
| Workflow fit | |
| Platform hints | Python, Email, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet |
| Best for | Workflow automation 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 |
| OpenAgentSkill engagement | 0 views 0 install copies |
| Install | $ npx skills add sharsil/mailcat |