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.

Add more skills

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	Magento2 Gmail Smtp App Configure Magento 2 to send email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 and many other SMTP (Simple Mail Transfer Protocol) servers	PHPMailer The classic email sending library for PHP	Inbox Zero The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.	Novu The open-source communication infrastructure for agents and products
Quality	71/100 Strong	100/100 Excellent	100/100 Excellent	100/100 Excellent
Decision verdict	70/100 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	327 stars 0 installs	22K stars 0 installs	11K stars 0 installs	39K stars 0 installs
Freshness	May 13, 2026	Jun 6, 2026	Jun 15, 2026	Jun 16, 2026
Use-case fit	Workflow automation Coding agents RAG and knowledge	Workflow automation Coding agents RAG and knowledge	Workflow automation Email and calendar Coding agents	Workflow automation Coding agents RAG and knowledge
Stack fit	Content growth agent Coding review agent	Content growth agent Coding review agent	Content growth agent Coding review agent	Content growth agent Coding review agent
Platform hints	PHP, Email, Claude Code	PHP, Email, Claude Code	TypeScript, Productivity, Claude Code, OpenAI Agents	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 magepal/magento2-gmail-smtp-app`	`$ npx skills add PHPMailer/PHPMailer`	`$ npx skills add elie222/inbox-zero`	`$ npx skills add novuhq/novu`