phpmailer

$mail = new PHPMailer(true);                              // Passing `true` enables exceptions
	try {
		//Server settings
		$mail->SMTPDebug = 2;                                 // Enable verbose debug output
		$mail->isSMTP();                                      // Set mailer to use SMTP
		$mail->Host = 'plesk.blackfirefly.org';  // Specify main and backup SMTP servers
		$mail->SMTPAuth = true;                               // Enable SMTP authentication
		$mail->Username = 'no-reply@blackfirefly.org';                 // SMTP username
		$mail->Password = 'passwort'                           // SMTP password
		$mail->SMTPSecure = 'tls';                            // Enable TLS encryption, `ssl/tls` also accepted
		$mail->Port = 25;                                    // TCP port to connect to

		//Recipients
		$mail->setFrom('no-reply@blackfirefly.org', 'BlackFirefly');
		$mail->addAddress('sb2014@hotmail.de', 'Steffen Barthel');     // Add a recipient
		// $mail->addAddress('ellen@example.com');               // Name is optional
		$mail->addReplyTo('support@blackfirefly.org', 'BlackFirefly');
		// $mail->addCC('cc@example.com');
		// $mail->addBCC('bcc@example.com');

		//Attachments
		// $mail->addAttachment('/var/tmp/file.tar.gz');         // Add attachments
		// $mail->addAttachment('/tmp/image.jpg', 'new.jpg');    // Optional name

		//Content
		$mail->isHTML(true);                                  // Set email format to HTML
		$mail->Subject = 'Here is the subject';
		$mail->Body    = 'This is the HTML message body <b>in bold!</b>';
		$mail->AltBody = 'This is the body in plain text for non-HTML mail clients';

		$mail->send();
		echo 'Message has been sent';
	} catch (Exception $e) {
		echo 'Message could not be sent. Mailer Error: ', $mail->ErrorInfo;
	}