#1
The classic email sending library for PHP
22K starsJun 6, 2026 pushproductivity-automationPHPEmail
$ npx skills add PHPMailer/PHPMailerAlternatives
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
🦫 A lightweight and modern task runner for Automation, CI/CD & DevOps.
The classic email sending library for PHP
$ npx skills add PHPMailer/PHPMailer🔥 Feature-rich interactive Jira command line.
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$ npx skills add ohmyzsh/ohmyzsh💌 Build and send emails using React
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$ npx skills add novuhq/novu:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
$ npx skills add Foundry376/MailspringThe free and privacy-friendly screen recorder with no limits 🎥
$ npx skills add alyssaxuu/screenityMail-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.
$ npx skills add mail-in-a-box/mailinaboxHow to choose
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 Castor if it already passes your workflow test and repository review.
Next step
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.