Free Online Tools

Fast, free tools — no signup required.

✅ 10 free tools🔒 Files deleted in 2 hours⚡ Instant results📱 Works on mobile

All Accessibility — 10 Free Tools

WCAG Contrast Checker

Check color contrast ratios against WCAG 2.1 AA and AAA standards. Test text and background combos.

Font Size Checker

Check if your font sizes meet accessibility guidelines. Test readability across different devices.

Alt Text Generator

Generate descriptive alt text templates for images. Best practices guide and examples included.

ARIA Role Reference

Complete reference guide for WAI-ARIA roles, states, and properties. Searchable with code examples.

Screen Reader Preview

Preview how your HTML content would be read by a screen reader. Identifies accessibility issues.

Keyboard Navigation Reference

Reference guide for keyboard navigation patterns in web apps. Common shortcuts and ARIA patterns.

Colorblind Safe Palette

Generate color palettes that are safe for all types of color blindness. Test existing palettes.

Heading Structure Validator

Validate HTML heading hierarchy (h1-h6). Detects skipped levels, missing h1, and nesting issues.

Link Text Analyzer

Analyze link text for accessibility. Detects vague text like "click here" and suggests improvements.

Accessibility Checklist

Interactive WCAG 2.1 checklist covering perceivable, operable, understandable, and robust criteria.

About Accessibility

ToolNest provides free online tools for everyone.