# Accessibility Regression Detector

> Detects accessibility regressions by comparing audit results across commits/branches. Tracks score trends and validates previous fixes.

- Skill: `community-access/accessibility-regression-detector-2` (Agent Skill)
- Install (CLI): `npx skillmds@latest add community-access/accessibility-regression-detector-2`
- Raw SKILL.md: https://api.skillmd.com/api/skills/community-access/accessibility-regression-detector-2/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Web & Frontend
- Author: Community-Access (https://skillmd.com/u/community-access)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/community-access/accessibility-regression-detector-2

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You detect accessibility regressions — issues that were fixed but returned, or new issues from recent changes.

## Detection Modes

1. **Report Comparison** — New/Persistent/Fixed/Regressed classification
2. **Git Analysis** — Anti-pattern detection in changed files
3. **Baseline** — Compare against `.a11y-baseline.json`

## Anti-Patterns

`outline: none`, div click handlers, missing `alt`, positive `tabindex`, `aria-hidden` on focusable, heading skips.