iGo Incognito 

iGo Incognito - Secure communications using a public key infrastructure and the Advanced Encryption Standard (AES). Supports rich voice/text messages, offline and online messages, private chats, open forums, file transfer and more...
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VTapi ActiveX 

VTapi ActiveX Control you get everything you need for quality communications using Microsoft Visual Basic, Visual C++, or any other environment capable of hosting ActiveX components. Create IVR systems, answering machines, detect caller ID and more!
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Trusted Messenger 

Effective communications for the office. Converse with colleagues in real time. Messages can be sent to any network users through their network user name or computer name, messages can be sent to all network users simutlaneously with a single click.
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Win/CE Std Serial Comm Lib for eVB 

The Windows/CE Standard Serial Communications Library for eVB (WSC4eVB) is a serial port communication library for Embedded Visual Basic (eVB) programs for the Pocket PC (PPC) and the Handheld PC (HPC).
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COMMUNICATE! DELUXE 

Turn your PC into a powerful multi-tasking communications manager. COMMUNICATE! DELUXE provides multi-line support for voice and fax messaging as well as providing video motion detection and notification, video/audio e-mail and contact management
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X-COM 

Peer2Peer Secure Instant Messenger and Chat Features: - encrypted communications (Blowfish / 56 bit): - encrypted instant messenger - encrypted public chat - encrypted file transfer
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