SMSLibX 

ActiveX component (DLL) for sending and receiving SMS from PC using a GSM modem. Very simple usage in Visual Basic, ASP, C#, C++, Access(VBA) etc. Features: sending, receiving, status reports, long sms, logo/ringtones/ems, phonebook. Help online.
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OutBack 

Merlinia OutBack is an advanced in/out board with optional integration to Outlook or Lotus Notes. Also available is optional integration with mobile (cell) telephones via SMS and optional integration with Alcatel PBXs.
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SMS Create Pro 

SMS Create Pro is a tool for sending text messages from a PC to mobile phones using Email service. Also, it is usefull in a case when sending text messages to a group of mobile phones. You can create your own phone book, edit mobile operators list...
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