A11Y Toolkit vs Webability

In-depth architectural comparison of the A11Y Toolkit and Webability MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose A11Y Toolkit when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore A11Y Toolkit Details

W

Choose Webability when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: scan_page, flow_scan, scan_html.

Explore Webability Details

Feature & Specification Comparison

Specification	A11Y Toolkit Developer Tools	W Webability Developer Tools
Summary	The accessibility layer for AI coding agents: audit, fix, document and watch - WCAG 2.2.	WCAG/ADA/508 accessibility scanner + framework-aware fixes + vision audit for AI coding agents
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "a11y-toolkit": {
      "command": "uvx",
      "args": [
        "--from"
      ]
    }
  }
}

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

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