Fix contrast - Automatically fix contrast issues on all websites
Epilepsy Blocker - Block flashing GIFs that may cause an epileptic seizure
Contrast - A macOS app for quick access to WCAG color contrast ratios
Stark for FigJam - Stark for FigJam provides designers, engineers, and product managers role specific accessibility checklists.
Colour Contrast Checker - Check the contrast between different colour gainst WCAG
Design Principles - An open source repository of design principles and methods