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.

Free and open source. Solve accessibility issues before they reach your customers.

Transform your browsing experience with a powerful greyscale browser extension

A tool for making custom branded color palettes for web and UI design that are built from the ground up to meet WCAG contrast accessibility guidelines

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

Visualise tab order with ease - taba11y calculates the tab order of all elements and displays it visually, either by drawing a path or by highlighting the elements.