Skill comparison
Compare agent skills before installing.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Novu is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
Novu
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Novu
Best first install candidate based on install readiness and adoption.
Freshest repo
Novu
Most recent maintenance signal among this shortlist.
| Signal | Omnimail Send email across all platforms using one interface | PHPMailer The classic email sending library for PHP | Nodemailer ✉️ Send e-mails with Node.JS – easy as cake! | Novu The open-source communication infrastructure for agents and products |
|---|---|---|---|---|
| Quality | 64/100 Promising | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 54/100 Needs manual review Do a manual repository review before adding this to an agent workflow. | 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 | 330 stars 0 installs | 22K stars 0 installs | 18K stars 0 installs | 39K stars 0 installs |
| Freshness | Sep 25, 2025 | Jun 6, 2026 | Jun 15, 2026 | Jun 16, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | PHP, Email, Claude Code | PHP, Email, Claude Code | JavaScript, 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 · builders willing to evaluate younger projects | 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 omnimail/omnimail | $ npx skills add PHPMailer/PHPMailer | $ npx skills add nodemailer/nodemailer | $ npx skills add novuhq/novu |