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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

Use this as a shortlist, then open the skill detail page before adopting.

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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

Frappe

Most recent maintenance signal among this shortlist.

SignalEmail Spammer

Great script for sending and spaming emails! gmail, yahoo, outlook, hotmail.

Nodemailer

✉️ Send e-mails with Node.JS – easy as cake!

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.

Frappe

Low code web framework for real world applications, in Python and Javascript

Quality
65/100
Promising
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
55/100
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.

Adoption398 stars
0 installs
18K stars
0 installs
15K stars
0 installs
10K stars
0 installs
FreshnessNov 16, 2025Jun 15, 2026May 24, 2026Jun 16, 2026
Use-case fit
Workflow automationEmail and calendarCoding agents
Workflow automationCoding agentsRAG and knowledge
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 hintsPython, Email, Claude CodeJavaScript, Email, Claude CodePython, Email, Claude CodePython, 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 · builders willing to evaluate younger projectsWorkflow 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 mishakorzik/Email-Spammer
$ npx skills add nodemailer/nodemailer
$ npx skills add mail-in-a-box/mailinabox
$ npx skills add frappe/frappe