VCX library is a set of ActiveX controls designed for developers of audio streaming projects, such as voice chat, web chat, multi-client conference and similar applications. VCX library provides real-time, low latency multi-client audio streaming over TCP/IP networks.

It includes efficient components for sound recording, playback, encoding, mixing, resampling, reading and writing wave files, volume controls access and efficient TCP/IP server and client components for peer-to-peer, multi-user and broadcast audio communications. Same components can also be easily integrated into web pages.