Allows you to easily check the accessibility of any web page directly in Google Chrome, so you can immediately identify issues based on the latest ACT (Accessibility Conformance Testing) rules – with instant feedback and recommendations.

Transform your browsing experience with a powerful greyscale browser extension

Robust, efficient and accurate accessibility testing tools for all Built on the world’s most popular accessibility testing library, axe-core. Deque’s suite of axe tools offers full coverage for your testing and compliance needs.

Use TPGi's free colour contrast checker to optimize your content - including text and visual elements - for individuals with color-blindness or low vision impairments.

An open-source, automated tool to help you improve the quality of web pages. You can run it on any web page, public or requiring authentication.

aDesigner is a disability simulator that helps designers ensure that their content and applications are accessible and usable by the visually impaired.