A tool to help choose a color pair with good contrast and suitable for text and background of accessible sites. It simulates also various kinds of color-blindness.

Toolbar to help users navigate pages, and also tools for developers to check their pages. Installation instructions and documentation.

Toolbar aids manual examination of pages for accessibility features. It consists of a range of functions that: identify components of a web page; facilitate the use of 3rd party online applications; simulate user experiences; provide links to referenc...

Enables you to test how your page appears at low screen resolutions - e.g. webtv, 640x480, 800x600.

Free report (registration required) provides an assessment of a site's accessibility, and information on how to improve.

Analyses a page for conformance with WCAG 1.0 and 2.0, BITV 1.0, Section 508, and the Stanca Act.

Test your website foreground/background colors for their contrast and clarity to color blind visitors.

Online tool to show what your site colors look like to color-blind people.

View your actual web pages through the eyes of visitors with three different types of color blindness.

Accessibility agent offering validation for WAI standards and Section 508 compliance. Includes information and news from the Internet Society Disability and Special Needs Chapter.