Koskamo

atag-mcp

An MCP server that provides AI assistants with W3C ATAG 2.0 accessibility guidance for building authoring tools like editors and CMSes. It allows developers to query success criteria, guidelines, and principles to ensure their tools are accessible to authors with disabilities and help them produce accessible web content.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

atag-mcp logo, by MMaseyCommunity listingLocal stdioSource reviewed; not executedPublished by MMasey
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 1 GitHub star

What you can do with it

  • Get ATAG criteria for specific features like image insertion dialogs
  • List all success criteria filtered by level (A, AA, AAA)
  • Search ATAG content using keywords
  • Get definitions of ATAG glossary terms

Source and maintenance

Community listingRegistry 1.0.2MIT
mcp-registry: io.github.MMasey/atag-mcp@1.0.2Source repository
Last repository push
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

atag-mcp 1.0.2

npm
atag-mcp package definition
{
  "version": "1.0.2",
  "transport": "stdio",
  "identifier": "atag-mcp",
  "registryType": "npm"
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "atag-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "atag-mcp@1.0.2"
      ]
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "atag-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "atag-mcp@1.0.2"
      ]
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "atag-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "atag-mcp@1.0.2"
      ]
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "atag-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "atag-mcp@1.0.2"
      ]
    }
  }
}

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