A11y Preflight
Paste any page URL and get a quick accessibility “sanity check” (missing alt, missing labels,
heading issues, landmarks, and a few helpful best-practice hints). Includes copy/paste fix ideas.
⚡Heuristic preflight • No DB • 1MB fetch cap • SSRF guarded
Enter a full page URL to scan (example: https://example.com/page).
What this checks:
html[lang]
missing/empty title
img alt
form labels
link/button names
heading order
main landmark
skip link
focus hint
Limitations: This doesn’t evaluate color contrast, dynamic JS behavior, ARIA correctness, or keyboard traps. It’s meant to catch common “oops” issues fast.
Limitations: This doesn’t evaluate color contrast, dynamic JS behavior, ARIA correctness, or keyboard traps. It’s meant to catch common “oops” issues fast.
© 2026 — A11y Preflight. Built for quick wins, not perfection.