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Omi A11Y

UnclaimedEditor reviewed

Your friendly guide to a web that works for everyone, scanning webpages for accessibility issues.

Browser DevToolsTesting & QADeveloper Tools
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Tracked since2026
0 reviews tracked

The Bottom Line

Entry price

Free, no paid tier

Biggest pro

Completely free with no hidden costs or premium tiers.

Biggest con

Limited to automated checks, may not catch all accessibility issues requiring manual review.

TL;DR - Omi A11Y

  • Scans webpages for WCAG 2.1 A & AA accessibility violations.
  • Free Chrome extension with 25 automated checks and instant feedback.
  • Provides plain-language fixes and 1-click element highlighting.
Pricing: Free forever
Best for: Individuals & startups

What is Omi A11Y?

Editorial review
Omi A11Y is a free Chrome extension designed to help developers and designers quickly identify and fix web accessibility issues. It scans any webpage directly in the browser for violations of WCAG 2.1 A and AA standards, providing instant feedback without requiring any sign-ups or changes to build pipelines. The tool aims to integrate accessibility into every developer's workflow by offering clear, actionable guidance on complex standards. The extension performs 25 automated checks, covering common issues from missing alt text and keyboard traps to color contrast problems. It allows users to jump directly to failing elements on the page with a single click, eliminating the need to manually search through source code. Omi A11Y provides plain-language explanations of why an issue matters and how to resolve it, making it accessible for both experienced accessibility auditors and those new to the field. It also includes a Focus Order Visualiser and the ability to export reports.

Available on: Chrome

how we evaluateSourceomi-a11y.pages.dev ↗

Pros & Cons

Pros

  • Completely free with no hidden costs or premium tiers.
  • Easy to use with instant in-browser scanning and 1-click highlighting.
  • Provides clear, actionable guidance for fixing accessibility issues.
  • Covers a comprehensive set of WCAG 2.1 A & AA standards.
  • No integration or build pipeline changes required.

Cons

  • Limited to automated checks, may not catch all accessibility issues requiring manual review.
  • Only available as a Chrome extension, not for other browsers or as a standalone tool.
  • The number of automated checks is fixed at 25, which might not cover every niche scenario.

Key Features

25 Automated Accessibility ChecksWCAG 2.1 A & AA Conformance Coverage1-Click Element HighlightingFocus Order VisualiserExport ReportsPlain-language Fixes and ExplanationsZero Setup (Chrome Extension)No Sign-up Required

Pricing Plans

Pricing checked Jun 13, 2026

Free

Free Forever

  • 25 Automated Checks
  • WCAG 2.1 A & AA
  • 1-Click Highlighting
  • Zero Setup
  • Focus Order Visualiser
  • Export Reports
  • Plain-language Fixes
Calculate your costView full pricing

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Omi A11Y FAQ

What specific WCAG conformance levels does Omi A11Y check for?

Omi A11Y specifically checks for violations against WCAG 2.1 A and AA conformance levels, ensuring coverage for both legal requirements and best-practice standards.

Can Omi A11Y help visualize the tab order on a webpage?

Yes, Omi A11Y includes a 'Focus Order Visualiser' feature which helps users understand and debug the keyboard navigation flow on their webpages.

Does Omi A11Y provide explanations for why an accessibility issue is flagged and how to fix it?

Absolutely. For each of the 25 automated checks, Omi A11Y provides plain-language explanations detailing why the issue matters and offers clear guidance on how to fix it, linking directly to the relevant WCAG criterion.

Is there a way to get a summary of the accessibility issues found by Omi A11Y?

Yes, Omi A11Y allows users to export reports, providing a summary and detailed breakdown of the accessibility issues identified on a scanned webpage.

How does Omi A11Y handle elements that are interactive but lack keyboard access?

Omi A11Y specifically identifies 'Click-only elements with no keyboard access' (WCAG 2.1.1) as an A-level error, helping developers ensure all interactive components are accessible via keyboard.

Source: omi-a11y.pages.dev

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