Accessibility Hub MCP Server

@drzkn

代码仓库

基本信息

分类

其他

许可证

MIT

传输方式

stdio

作者

drzkn

提交者

drzkn

关于 Accessibility Hub MCP Server

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#web#developing#accessibility

Accessibility Hub MCP Server 配置

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该服务器的 README 中没有可解析的 MCP 配置块，请前往代码仓库查看安装说明。

代码仓库

Accessibility Hub MCP Server 工具

Analyze accessibility using axe-core

Analyze accessibility using Pa11y

Analyze accessibility using Lighthouse (score 0-100)

Check color contrast (WCAG 2.1 / APCA)

概览

What is Accessibility Hub?

Accessibility Hub is an MCP server that orchestrates web accessibility tools (axe‑core, Pa11y, Lighthouse) to analyze web pages, check color contrast, obtain Lighthouse scores, and produce detailed WCAG compliance reports with enriched human context. It is designed for developers and QA engineers who need automated, actionable accessibility insights.

How to use Accessibility Hub?

Install the package globally with npm install -g AccesibilityHub, then add the configuration to your MCP client using the command npx with args ["-y", "AccesibilityHub"]. Once configured, you can instruct your AI assistant to analyze a URL, for example: “Analyze the accessibility of https://example.com.”

Key features of Accessibility Hub

Runs axe‑core, Pa11y, and Lighthouse accessibility audits
Color contrast analysis using WCAG 2.1 and APCA standards
Mixed analysis runs multiple tools in parallel
Provides enriched human context for each issue
Offers pre‑built prompt templates for common audit tasks
Includes WCAG criteria and contrast thresholds as resources

Use cases of Accessibility Hub

Quick accessibility check of a web page before deployment
Deep WCAG compliance audit with detailed remediation advice
Color contrast testing during design reviews
Continuous accessibility monitoring in CI/CD pipelines
Getting a Lighthouse accessibility score with an improvement plan

常见问题

What dependencies are required?

Node.js ≥ 20 and Chrome/Chromium (the latter is automatically downloaded by Puppeteer).

How do I install and configure it?

Install via `npm install -g AccesibilityHub` and add the MCP client configuration with command `npx` and args `["-y", "AccesibilityHub"]`.

What tools does it support?

It supports axe‑core, Pa11y, Lighthouse, and a color contrast analyzer (WCAG 2.1/APCA). It can also run multiple tools in parallel.

Does it include WCAG reference data?

Yes, it provides WCAG 2.1 criteria reference and contrast thresholds as resources.

Is it open source?

Yes, it is licensed under MIT.

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