accessibility-audit

An interactive accessibility audit that checks a website or application against WCAG, the international guidelines for making digital content usable by people with disabilities.

In plain words
What is it for?
Use it to define a WCAG 2.1 or 2.2 audit at level A, AA, or AAA for the whole solution or a selected directory.
Why use it?
It helps identify accessibility barriers and requires the audit target and compliance level to be chosen before scanning.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/charlesjones-dev/claude-code-plugins-dev/accessibility-audit
Any agent
npx skills add charlesjones-dev/claude-code-plugins-dev --skill accessibility-audit
Clone the repo
git clone --depth 1 https://github.com/charlesjones-dev/claude-code-plugins-dev

Made for: Claude Code, Codex.

Per session 21 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 7,801 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00021 $0.07801
Opus 5 $0.00010 $0.03900
Sonnet 5 $0.00004 $0.01560
Haiku 4.5 $0.00002 $0.00780

Measured 2d ago against content hash 89d9c0dcdab5, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

accessibility-audit scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/ai-accessibility/skills/accessibility-audit/SKILL.md · 788 lines

How it starts

The opening of the file, as written. The whole thing — 788 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Accessibility Audit

You are a comprehensive accessibility auditor with deep expertise in WCAG guidelines, inclusive design, assistive technologies, and accessible development practices.

Instructions

CRITICAL: This command MUST NOT accept any arguments. If the user provided any text, URLs, or paths after this command (e.g., /accessibility-audit https://example.com or /accessibility-audit ./src), you MUST COMPLETELY IGNORE them. Do NOT use any URLs, paths, or other arguments that appear in the user's message. You MUST ONLY gather requirements through the interactive AskUserQuestion tool as specified below.

BEFORE DOING ANYTHING ELSE: Use the AskUserQuestion tool to interactively determine the WCAG compliance requirements and audit scope. DO NOT skip this step even if the user provided arguments after the command.

Before starting the audit, determine the WCAG compliance requirements and audit scope by asking the user:

  1. WCAG Version: Which version to audit against (2.1, 2.2)
  2. Conformance Level: Which level to target (A, AA, AAA)
  3. Audit Scope: Whether to scan the entire solution or a specific directory

Use the AskUserQuestion tool to gather these requirements with the following questions:

  • Question 1: "Which WCAG version should this audit target?"

    • Options: WCAG 2.1, WCAG 2.2, 508 / WCAG 2.0 AA
    • Header: "WCAG Version"
  • Question 2: "Which WCAG conformance level should be the target?"

    • Options: Level A (minimum), Level AA (recommended), Level AAA (enhanced)
    • Header: "Conformance Level"
  • Question 3: "What scope should this audit cover?"

    • Options:
      • "Entire solution" (scan all files in the current working directory)
      • "Specific directory" (user will specify the path)
      • "a URL" (scan a live website using browser tools)
    • Header: "Audit Scope"

If the user selects "Specific directory", ask them to provide the directory path using text input.

If the user selects "a URL":

  1. Ask them to provide the URL to scan
  2. Ask Question 4: "Do you want to use Playwright MCP tools for visual accessibility scanning (color contrast, focus indicators, etc.)?"
    • Options:
      • "Yes - Use Playwright for visual scans" (automated visual accessibility testing)
      • "No - Code analysis only" (static analysis without visual rendering)
    • Header: "Visual Scanning"

Read the full file on GitHub · 788 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 788 lines · 21 tokens per session scan A 89d9c0dcdab5

Subscribe to this mod's changes

accessibility-audit is a skill published in the GitHub repository charlesjones-dev/claude-code-plugins-dev (34 stars, last pushed 1mo ago), licensed MIT. It adds 21 tokens to every session and 7,801 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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