1)   Oyco VoIP Dialer & Messenger 2.0
Oyco offers a downloadable & web-based VoIP H323 Dialer for internet calling. First 30 minutes of calling Canada/US and FREE. The VoIP Dialer comes equipped with a fully integrated Interoptible Instant Messenger with video, Email, SMS , Blog & more

 2)   Oyco Messenger with VoIP Dialer 2.0
Messenger with Video & Voice chat plus VoIP dialer to call any phone. $1 given FREE. Multi- network chat rooms, file sharing, fully encrypted messaging. Oyco can block history of chat. Links with MSN Yahoo AOL/ICQ. Client/Web vs. MAC friendly.

 3)   Zoho Virtual Office 3
Zoho Virtual Office is a web-based, groupware, collaboration software. It provides a virtual platform using which individuals and groups can communicate, collaborate, organize and share information seamlessly.