CSS Techniques for Web Content Accessibility Guidelines 1.0
WAI Accessibility Guidelines are produced as part of the WAI Technical Activity. The goals of the Web Content Accessibility Guidelines Working Group are ...

Authoring Tool Accessibility Guidelines Working Group (AUWG)
Authoring Tool Accessibility Guidelines 2.0 (ATAG 2.0) - W3C Working Draft. Public Draft (23 November 2005) · Internal Draft (16 December 2005) ...

US Department of Health and Human Services: Usability
Provided by the National Cancer Institute. Includes information and resources on making web sites and other user interfaces more useful, usable, ...

United States Access Board
Independent federal agency whose primary mission is accessibility for people with disabilities.

Designing More Usable Web Sites
Techniques for Web Content Accessibility Guidelines 1.0 ... Techniques for User Agent Accessibility Guidelines 1.0 · Checklist of Checkpoints for User Agent ...

Watchfire WebXACT
Bobby is a commercial Windows-based tool to analyze web pages for their accessibility to people with disabilities.