Overall accessibility checkers
- WAVE: Accessibility evaluation tool. Points out accessibility issues on specific pages.
- Cynthia Says (HiSoftware): Check page based on accessibility standards (Section 508 or WCAG).
- A-Checker: Checks individual pages for conformance to accessibility guidelines.
The major browsers have a number of useful extensions and add-ons, both for developers who need to test the accessibility of sites and members of the public, who require special tools to take full advantage of web content.
Many of the developer tools can be found in the "extensions" or "add-on" sections of the browsers. Tools and features for individuals can be found by searching "accessibility extensions explorer" or accessibility extensions firefox."
- Luminosity Colour Contrast Ratio Analyser: Analyzes contrast levels between specified colors of text and backgrounds and assesses whether the "luminosity contrast ratio" is sufficient.
- Vischeck: Displays selected web pages and images, as seen by someone who is color blind.