Lighthouse
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.
Similar Tools
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.
Disable images on current site. Use this extension to disable/enable images on the current site.
Orderly Ape is an open source (MIT) tool to run distributed and scalable k6 load tests on your own infrastructure using k6, kubernetes, grafana and influxdb.
The WAVE Chrome, Firefox, and Edge extensions allows you to evaluate web content for accessibility issues directly within your browser.
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