The OpenWengo is a community of enthusiasts and developers, creating free software products related to communication over IP. The flagship product of the OpenWengo project is a softphone which allows you to make free PC to PC video and voice calls, and to integrate all your IM contacts in one place.
OpenWengo was started and is supported by the french VoIP provider Wengo. Through our partnership with Wengo, we also offer very cheap PC to telephone and SMS rates.
Windows, MacOS X, GNU/Linux
Download: WengoPhone 2.1.2