The W3C was founded in 1994 by Tim Berners-Lee. He is a inventor of the web, at the Massachusetts Institute of Technology (MIT) with the support of the Defense Advanced Research Project Agency (DARPA) and European commission.
The purpose of W3C is develop protocols and guideline that ensure long-term growth for the web.
W3C is international organization, four institutions are host W3C. Such as MTI in Cambridge USA, ERCIM in Sophia-Antiplois France, Keio University near Tokyo Japan and Beijing University in Beijing China.
Recommended web standards are Published by W3C. Such as Hyper Text Markup Language (HTML)/ Extensible Hyper Text Markup Language (XHTML), Cascading Style Sheet (CSS), The Document Object Model (DOM), Portable Network Graphics (PNG) and Scalable Vector Graphics (SVG).
HTTP is the core protocol of the web. W3C also define the SOAP protocol that can be used to build more sophisticated services on the web and also working on XML protocol.