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.

Colour contrast checker to check for accessibility issues.

Transform your browsing experience with a powerful greyscale browser extension

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.

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.

TPGi’s on-demand single-page accessibility testing tool. Use it to remediate failures surfaced in ARC Monitoring scans or as a QA tool.