WebRTC

WebRTC is a free, open project that enables web browsers with Real-Time Communications (RTC) capabilities via simple Javascript APIs.

WebRTC gives web application developers the ability to write rich, realtime multimedia applications (e.g. video chat) on the web, without requiring plugins, downloads or installs. It's purpose is to help build a strong RTC platform that works across multiple web browsers, across multiple platforms.

The WebRTC initiative is a project supported by Google, Mozilla and Opera.