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Fundamentals
Pattern examples
Research and testing
Tools
Training

Fundamentals

Pattern examples

Research and testing

General accessibility testing

Web Accessibility Evaluation Tool (WAVE): browser extension for accessibility evaluation
axe DevTools: browser extension for accessibility testing
IBM’s Equal Access Checker: browser extensions and CI/CD node packages for accessibility testing
TetraLogical A11y Quick Tests: series of very short videos on accessibility testing methods

Color accessibility checkers

Let’s get color blind: browser extension that adds color blindness filters to web sites
WebAIM Contrast Checker: website for checking color contrast
Colour Contrast Checker: website for checking color contrast
Sim Daltonism app: macOS application “window” for viewing color blindness

Other testing

HeadingsMap: browser extension that displays the page’s heading structure in a compact outline
Chartability: methodology for ensuring that data visualizations, systems, and interfaces are accessible

Tools

IBM’s Accessibility Design Kit: design kit extensions for Figma and Sketch that provide checklists, guidance, and handoff assets
Poet image description tool: provides assistance and advice for describing images

Training

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