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 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
React Email is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
React Email
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
React Email
Best first install candidate based on install readiness and adoption.
Freshest repo
Neomutt
Most recent maintenance signal among this shortlist.
| Signal | Rspamd Rapid spam filtering system. | Neomutt ✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat | Mailinabox Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box. | React Email 💌 Build and send emails using React |
|---|---|---|---|---|
| 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 | 2.5K stars 0 installs | 3.7K stars 0 installs | 15K stars 0 installs | 19K stars 0 installs |
| Freshness | Jun 16, 2026 | Jun 15, 2026 | May 24, 2026 | Jun 12, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | C, Email, Claude Code | C, Email, Claude Code | Python, Email, Claude Code | TypeScript, Email, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | 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 | 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 | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add rspamd/rspamd | $ npx skills add neomutt/neomutt | $ npx skills add mail-in-a-box/mailinabox | $ npx skills add resend/react-email |