Axe Accessibility Tester Automatically audit any website for WCAG accessibility compliance using the industry-standard axe-core engine. Identify barriers that prevent users with disabilities from accessing your content. ## What it does - Scans single pages or crawls entire websites - Tests against WCAG 2.0, 2.1, and 2.2 standards (A, AA, AAA levels) - Reports violations with severity ratings (critical, serious, moderate, minor) - Provides specific remediation guidance for each issue - Pinpoints exact HTML elements causing failures ## Use cases - QA teams: Catch accessibility regressions before deployment - Agencies: Audit client websites for ADA/Section 508 compliance - Developers: Integrate accessibility checks into CI/CD pipelines - Consultants: Generate detailed reports for accessibility remediation projects ## Input | Field | Type | Description | Default | |-------|------|-------------|---------| | urls | array | URLs to test for accessibility | Required | | crawl | boolean | Crawl and test linked pages | false | | maxPages | number | Maximum pages to test when crawling | 10 | | wcagLevel | string | WCAG conformance level to test | wcag21aa | | includeWarnings | boolean | Include items needing manual review | true | | includePasses | boolean | Include passed checks in output | false | ## Output Each result includes: - url: The tested page URL - violationsCount: Total number of violations found - warningsCount: Items requiring manual review - passesCount: Number of passed checks - severityCounts: Breakdown by critical, serious, moderate, minor - violations: Detailed list with affected elements, selectors, and fix guidance ### Example output json { "url": "https://github.com/", "wcagLevel": "wcag21aa", "testedAt": "2025-12-08T00:10:00.000Z", "violationsCount": 2, "warningsCount": 5, "passesCount": 42, "severityCounts": { "critical": 0, "serious": 1, "moderate": 1, "minor": 0 }, "violations": [ { "id": "color-contrast", "impact": "serious", "description": "Elements must meet minimum color contrast ratio thresholds", "help": "Elements must have sufficient color contrast", "helpUrl": "https://dequeuniversity.com/rules/axe/4.10/color-contrast", "nodes": [ { "html": "<span class=\"text-muted\">Sign up</span>", "target": [".signup-btn > span"], "failureSummary": "Fix any of the following: Element has insufficient color contrast of 3.5:1 (foreground: #8b949e, background: #ffffff). Expected contrast ratio of 4.5:1" } ] } ] } ## Why axe-core? axe-core is trusted by Microsoft, Google, and government agencies. It powers accessibility testing in Chrome DevTools and catches issues that other tools miss—with zero false positives guaranteed.