The W3C has just announced the creation of the new Web APIs Working Group and Web Application Formats Working Group as part of the Rich Web Client Activity.

W3C is pleased to announce the launch of the Rich Web Client Activity for client-side Web Application development. The Web APIs Working Group chaired by Robin Berjon (Expway) will document and build standard Application Programming Interfaces (APIs) such as XMLHttpRequest, an AJAX component. The Web Application Formats Working Group chaired by Art Barstow (Nokia) will develop declarative languages for Web Applications, building on existing technologies in the marketplace where possible.