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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

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Decision summary

Mjml is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.

Strongest overall

Mjml

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Fastest prototype

Mjml

Best first install candidate based on install readiness and adoption.

Freshest repo

Mjml

Most recent maintenance signal among this shortlist.

SignalMailsy

⚡️ Quickly generate a disposable email straight from terminal.

Sendgrid Nodejs

The Official Twilio SendGrid Led, Community Driven Node.js API Library

Mjml

MJML: the only framework that makes responsive-email easy

Cloud Mail

A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail

Quality
49/100
Needs review
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
51/100
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.

Adoption592 stars
0 installs
3.1K stars
0 installs
18K stars
0 installs
11K stars
0 installs
FreshnessDec 3, 2024May 31, 2026Jun 12, 2026Jun 9, 2026
Use-case fit
Workflow automationCoding agentsRAG and knowledge
Workflow automationGitHub automationCoding agents
Workflow automationCoding agentsRAG and knowledge
Workflow automationCoding agentsRAG and knowledge
Stack fit
Content growth agentCoding review agent
Content growth agentCoding review agent
Content growth agentCoding review agent
Content growth agentCoding review agent
Platform hintsJavaScript, Email, Claude CodeJavaScript, Email, Claude CodeJavaScript, Email, Claude CodeJavaScript, Email, Claude Code
WarningsRepository looks stale · No OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yet
Best forWorkflow automation workflows · Claude Code teams · teams that value GitHub adoption signalsWorkflow automation workflows · Claude Code teams · teams that value GitHub adoption signalsWorkflow automation workflows · Claude Code teams · teams that value GitHub adoption signalsWorkflow automation workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal forteams that require actively maintained dependencies · production agents without a repository reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security review
OpenAgentSkill engagement0 views
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Install
$ npx skills add BalliAsghar/Mailsy
$ npx skills add sendgrid/sendgrid-nodejs
$ npx skills add mjmlio/mjml
$ npx skills add maillab/cloud-mail