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@@ -15,6 +15,7 @@ A curated list of awesome PHP frameworks, libraries and software.
 * [DesignPatternsPHP/DesignPatternsPHP](https://github.com/DesignPatternsPHP/DesignPatternsPHP) - Sample code for several design patterns in PHP 8.x
 * [firefly-iii/firefly-iii](https://github.com/firefly-iii/firefly-iii) - Firefly III: a personal finances manager
 * [PHPMailer/PHPMailer](https://github.com/PHPMailer/PHPMailer) - The classic email sending library for PHP
+* [sidemail/sidemail-sdk-php](https://github.com/sidemail/sidemail-sdk-php) – Email API + PHP SDK for sending and managing application emails.
 * [Seldaek/monolog](https://github.com/Seldaek/monolog) - Sends your logs to files, sockets, inboxes, databases and various web services
 * [matomo-org/matomo](https://github.com/matomo-org/matomo) - Empowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving you complete control and built-in privacy. Easily collect, visualise, and analyse data from websites & apps. Star us on GitHub ⭐️  – Pull Requests welcome!
 * [krayin/laravel-crm](https://github.com/krayin/laravel-crm) - Free & Opensource Laravel CRM solution for SMEs and Enterprises for complete customer lifecycle management.