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
Nodemailer is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
Nodemailer
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Nodemailer
Best first install candidate based on install readiness and adoption.
Freshest repo
Nodemailer
Most recent maintenance signal among this shortlist.
| Signal | Cuttlefish Transactional email server with a lovely web interface | Noticed Notifications for Ruby on Rails applications | Nodemailer ✉️ Send e-mails with Node.JS – easy as cake! | Sendgrid Nodejs The Official Twilio SendGrid Led, Community Driven Node.js API Library |
|---|---|---|---|---|
| Quality | 67/100 Promising | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 69/100 Prototype first Prototype with this skill first; keep a fallback candidate ready. | 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 | 1.6K stars 0 installs | 2.7K stars 0 installs | 18K stars 0 installs | 3.1K stars 0 installs |
| Freshness | Jun 27, 2024 | Apr 8, 2026 | Jun 15, 2026 | May 31, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Ruby, Email, Claude Code | Ruby, Email, Claude Code | JavaScript, Email, Claude Code | JavaScript, Email, Claude Code |
| Warnings | Repository looks stale · 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 require actively maintained dependencies · production agents without a repository 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 mlandauer/cuttlefish | $ npx skills add excid3/noticed | $ npx skills add nodemailer/nodemailer | $ npx skills add sendgrid/sendgrid-nodejs |