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Open Source Evaluation Tools

The Section 508 manual evaluation guide provides an overview of the procedure designed to be used in parallel with an automated accessibility evaluation report.

These developer tools may be used to assist in manual evaluation of accessibility.

Web Developer Extension

Toolbar for Firefox, Chrome and Opera


Application for Firefox to help web developers make accessible webpages


Tool for Chrome that displays websites with black, white and gray only.

MathPlayer plugin from DesignScience

Enables enables Microsoft Internet Explorer to display mathematical notation in web pages.

Colour Contrast Analyser

A tool for checking foreground & background color combinations to determine if they provide good color visibility

WAVE Toolbar

Toolbar for Firefox to help web developers make accessible webpages

Web Accessibility Toolbar

Toolbar for Internet Explorer to help web developers make accessible webpages

Juicy Studio Accessibility Toolbar

The toolbar enables developers to examine WAI-ARIA live regions roles and properties, examine data tables, and determine if the color contrast is sufficient

Accessibility Evaluation Toolbar

A Firefox add on the supports web developers in testing their web resources for functional accessibility features based on the iCITA HTML Best Practices.