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
Upyo is the strongest overall pick here because it has a 92/100 readiness score and fits Workflow automation.
Strongest overall
Upyo
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Upyo
Best first install candidate based on install readiness and adoption.
Freshest repo
Upyo
Most recent maintenance signal among this shortlist.
| Signal | Upyo Upyo is a simple and cross-runtime library for sending email messages using SMTP and various email providers. It works on Node.js, Deno, Bun, and edge functions. |
|---|---|
| Quality | 81/100 Strong |
| Decision verdict | 92/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 521 stars 0 installs |
| Freshness | May 18, 2026 |
| Use-case fit | |
| Workflow fit | |
| Platform hints | TypeScript, 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 dahlia/upyo |