Lists all four WCAG 2.2 principles: Perceivable, Operable, Understandable, and Robust.

Lists WCAG 2.2 guidelines, optionally filtered by principle number (1-4).

Lists WCAG 2.2 success criteria with optional filters by level (A, AA, AAA), guideline (e.g., "1.1"), or principle (1-4).

Gets the normative success criterion requirements - just the title and exception details without Understanding documentation.

Gets full details for a specific WCAG success criterion by its reference number (e.g., "1.1.1", "2.4.7", "4.1.2"), including complete Understanding documentation.

Gets full details for a specific WCAG guideline including all its success criteria.

Searches WCAG 2.2 success criteria by keyword in titles and descriptions.

Gets all success criteria for a specific conformance level. Optionally includes lower levels (e.g., AA includes A).

Returns counts of success criteria grouped by level, principle, or guideline.

Lists WCAG techniques, optionally filtered by technology (html, aria, css, pdf, general, etc.) or type (sufficient, advisory, failure).

Gets details for a specific technique by ID (e.g., "H37", "ARIA1", "G94", "F65").

Gets all techniques (sufficient, advisory, and failures) for a specific success criterion.

Searches techniques by keyword in titles.

Gets failure techniques (common mistakes) for a specific success criterion.

Gets the definition of a WCAG glossary term.

Lists all WCAG glossary terms.

Searches the WCAG glossary by keyword.

Lists all success criteria that were added in WCAG 2.2.

Gets comprehensive context for a success criterion including techniques, test rules, and related glossary terms.

Returns information about this WCAG MCP server and data source.