AgentA11yTest.ai

A VS Code extension that adds a custom AgentA11yTest.ai participant to GitHub Copilot Chat. Once installed, invoke it with @agenta11ytest in the Copilot Chat view to run accessibility (WCAG / Section 508) tests.

Features

• Registers a Copilot Chat participant (@agenta11ytest)
• Specialized accessibility-testing persona loaded from media/agent-system-prompt.md
• Multi-turn conversations with streaming responses
• Cancellation support
• /help slash command for discoverability

Requirements

• Visual Studio Code 1.95+
• GitHub Copilot and GitHub Copilot Chat extensions, signed in
• Accessibility MCP server (accessibility-server-mcp) for actual testing

Install

From a .vsix package:

code --install-extension agenta11ytest-ai-0.2.0.vsix

Usage

Open Copilot Chat, type @agenta11ytest, and ask an accessibility question. Try /help to see what it can do.

Specification

See the full feature specification: specs/001-copilot-custom-agent/spec.md.

Development

See specs/001-copilot-custom-agent/quickstart.md.

Constitution Compliance

This project follows the project Constitution:

• TypeScript strict mode, no any
• ESLint + Prettier
• Vitest unit tests with ≥ 90/90/85/90 coverage
• npm audit clean (high/critical)

License

MIT