1.PHPMailer / PHPMailerThe classic email sending library for PHPphpsmtpphp-libraryemailxoauth2tls-support+3 morePHPLGPL-2.122K total9.8K forks+53 starsfrom 22,289 · score 3.99
2.twilio / twilio-phpA PHP library for communicating with the Twilio REST API and generating TwiML.PHPMIT1.6K total571 forks+1 starsfrom 1,635 · score 0.69
3.symfony / mailerHelps sending emailsphpsymfonysymfony-componentcomponentPHPMIT1.6K total53 forks+1 starsfrom 1,595 · score 0.69