#1
โ๏ธ Composable all-in-one mail server.
6.0K starsMay 26, 2026 pushproductivity-automationGoEmail
$ npx skills add foxcpp/maddyAlternatives
Email Verifier alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Email Verifier
:white_check_mark: A Go library for email verification without sending any emails.
93
Quality
91
Trust
1.6K
Stars
#2
Notifuse is an open-source & modern emailing platform
2.0K starsJun 15, 2026 pushproductivity-automationGoEmail
$ npx skills add Notifuse/notifuse#3
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.
15K starsMay 24, 2026 pushproductivity-automationPythonEmail
$ npx skills add mail-in-a-box/mailinabox#4
The Official Twilio SendGrid Golang API Library
1.1K starsAug 18, 2025 pushproductivity-automationGoEmail
$ npx skills add sendgrid/sendgrid-go#5
a mailer library for Rust
2.2K starsJun 12, 2026 pushproductivity-automationRustEmail
$ npx skills add lettre/lettre#6
Go library for the Mailgun API.
744 starsJun 2, 2026 pushproductivity-automationGoEmail
$ npx skills add mailgun/mailgun-go#7
A dead simple Go library for sending notifications to various messaging services.
3.7K starsJun 15, 2026 pushproductivity-automationGoEmail
$ npx skills add nikoksr/notify#8
A robust email syntax and deliverability validation library for Python.
1.4K starsJun 14, 2026 pushproductivity-automationPythonEmail
$ npx skills add JoshData/python-email-validator#9
A list of disposable/temporary email address domains
1.4K starsMay 19, 2026 pushproductivity-automationPythonEmail
$ npx skills add disposable/disposable#10
Common packages for Go
591 starsApr 19, 2026 pushproductivity-automationGoEmail
$ npx skills add labstack/gommon#11
๐ง Easy to use, yet comprehensive library for sending mails with Go
1.4K starsJun 15, 2026 pushproductivity-automationGoEmail
$ npx skills add wneessen/go-mail#12
The classic email sending library for PHP
22K starsJun 6, 2026 pushproductivity-automationPHPEmail
$ npx skills add PHPMailer/PHPMailer#13
๐ Build and send emails using React
19K starsJun 12, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add resend/react-email#14
MJML: the only framework that makes responsive-email easy
18K starsJun 12, 2026 pushproductivity-automationJavaScriptEmail
$ npx skills add mjmlio/mjml#15
A Cloudflare-based email service | ๅบไบ Cloudflare ็้ฎ็ฎฑๆๅก | Cloudflare Email ้ฎ็ฎฑ Mail
11K starsJun 9, 2026 pushproductivity-automationJavaScriptEmail
$ npx skills add maillab/cloud-mail#16
Experience email the way you want with Mail0 โ the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord
11K starsMay 26, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add Mail-0/ZeroHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Email Verifier if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.