Star200+

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.

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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

React Email

Most recent maintenance signal among this shortlist.

SignalPaperboy

💌💨 Email Campaign Delivery built with GoLang inspired by GoHugo

Mjml

MJML: the only framework that makes responsive-email easy

BillionMail

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

React Email

💌 Build and send emails using React

Quality
61/100
Promising
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
63/100
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.

Adoption502 stars
Verified outcomes are shown on each skill page
18K stars
Verified outcomes are shown on each skill page
15K stars
Verified outcomes are shown on each skill page
19K stars
Verified outcomes are shown on each skill page
FreshnessFeb 7, 2026Jun 12, 2026Jun 11, 2026Jun 12, 2026
Use-case fit
Workflow automationMarketing and growthCoding agents
Workflow automationCoding agentsRAG and knowledge
Workflow automationResearch agentsMarketing and growth
Workflow automationCoding agentsRAG and knowledge
Workflow fit
Content growth agentCoding review agent
Content growth agentCoding review agent
Content growth agentResearch report agent
Content growth agentCoding review agent
Platform hintsGo, Email, Claude CodeJavaScript, Email, Claude CodeGo, Email, Claude CodeTypeScript, Email, Claude Code
WarningsNo 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 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 reviewteams that need a vendor-supported SLA · high-compliance environments without internal security review
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Install
$ npx skills add rykov/paperboy
$ npx skills add mjmlio/mjml
$ npx skills add Billionmail/BillionMail
$ npx skills add resend/react-email