1)   swiftSMS - SMS Gateway & App Software 3.0
swiftSMSâ„¢ is a integrated SMS Gateway software and SMS Application Server. Can be used with any GSM modem. It can be configured to run external scripts (VBScript or Javascript) based on SMS keywords. Can send scheduled information over SMS
sms, sms gateway, app server, gsm, modem, cellphone, text message, xml, database, mail to sms,

 2)   Mail2SMSXXL 2.0
Mail2SMSXXL enables you to use your favorite e-mail program to organize your SMS messages on your mobile phone.
mail to sms, SMS, pop3, smtp, outlook, eudora, netscape, mozilla, usb, bluetooth,