io.github.snayyar00/webability

up checked 2026-11-11T14:37:47.050Z

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Publisher-provided description

Free WCAG 2.2/ADA/508 accessibility MCP: scan, AI fixes, verify, vision audit, localhost tunnel

Summary by lookupd

Scans pages and HTML for WCAG/ADA issues, suggests and verifies fixes, runs audits, and checks ARIA and color contrast.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http webability https://mcp.webability.io/mcp

Claude Code, npm package (stdio)

claude mcp add webability -- npx -y @webability/mcp

Codex, remote (streamable-http)

codex mcp add webability --url https://mcp.webability.io/mcp

Codex, npm package (stdio)

codex mcp add webability -- npx -y @webability/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "webability": {
      "url": "https://mcp.webability.io/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "webability": {
      "command": "npx",
      "args": [
        "-y",
        "@webability/mcp"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (17 tools)

Publisher-provided text

• scan_page Scan a web page for WCAG accessibility issues. Works on any URL — deployed sites, localhost, staging. Returns `issues` (violations the scanner stands behind; fi
• verify_fix Re-scan a specific element after applying an accessibility fix and confirm the violation is gone. After you edit the code and serve it (deployed, staging, or ht
• diff_scan Compare two scans of the same page and report what changed: `fixed[]` (in the baseline, gone now), `new[]` (regressions — not in the baseline, present now), `re
• start_audit Kick off a FULL accessibility audit deliverable for a URL — a persistent, timestamped artifact, not an inline scan. Runs the server-side pipeline (axe + advance
• add_site Add a website to the signed-in WebAbility account. The site gets the full widget for its first 30 days and a first scan. Returns the site id and plan tier. Next
• list_sites List the sites on the signed-in WebAbility account with each site id, plan tier and the date the current plan ends. Use it to check that a payment activated Web
• get_install_snippet Get the one-line script tag that installs the WebAbility accessibility widget. Put it in the <head> or before </body> of every page of a site added with add_sit
• create_upgrade_link Get a Stripe Checkout link that puts one site on the WebAbility Pro plan (the widget subscription). Give the link to the human who pays (your owner). When they
• get_audit Check an audit started with start_audit: returns overall status, per-step progress (scan → viewports → screenshots → agent → excel → publish), and — once comple
• flow_scan Scan a multi-page user journey. Walks startUrl plus the `autoNavigate` URLs sequentially (deterministic — one page fully rendered and scanned before the next),
• detect_framework Detect a page's stack as two separate fields: `framework` — the application framework, CMS or site builder (e.g. nextjs, nuxt, sveltekit, vitepress, astro, gats
• generate_ai_fix Generate framework-aware fix alternatives for a specific accessibility issue. For color contrast issues, returns 3 alternatives (minimal, brand-aligned, high co
• visual_audit Pixel-level accessibility audit using Claude vision. Catches issues that DOM scanners miss: icon contrast (1.4.11), focus visibility (2.4.7), "looks like a butt
• scan_html Scan a raw HTML snippet or component markup without serving it — IN-PROCESS by default (jsdom + WebAbility detectors + axe-core): milliseconds, no browser, no n
• get_rules List accessibility rules from both engines — axe-core (104) and the WebAbility detectors (90+) — with optional filters. Every rule carries `fixability` (mechani
• check_color_contrast Check text contrast against the WCAG AA threshold (4.5:1, or 3:1 for large text); the AAA verdict is shown only when you pass level: "AAA". Either pass a `foreg
• check_aria Validate ARIA attribute + accessible name/role/value usage — in an HTML snippet (`html`) or on a live page (`url`), optionally limited to one element and its de

Details

• Version: 1.10.1
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 753 ms
• First indexed: 2026-11-01T09:55:45.605Z
• Last seen in registry: 2026-11-01T09:55:45.815Z
• Repository: https://github.com/snayyar00/webability-mcp
• Website: https://www.webability.io/mcp

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