Form utilities
Free Form Accessibility Checker
Paste your form HTML to find missing labels, unlabeled groups and inputs without accessible names. Get specific fixes for each issue.
How to use this tool
- Paste the HTML of your form, including the form element.
- Run the check and read each finding with its suggested fix.
- Fix the markup, re-run the check, then test the page with a keyboard and a screen reader.
Related free tools
HTML form validation checker
Paste your form HTML to check field names, required attributes, min and max ranges and whether native validation is switched off. Find gaps before visitors do.
Open tool ↗Form utilitiesHTML textarea generator
Generate an HTML textarea with a label, name, placeholder, help text and required attribute. Copy the markup into any form.
Open tool ↗Form utilitiesHTML radio button generator
Generate an accessible HTML radio button group inside a fieldset with a legend. Enter the options and copy the markup.
Open tool ↗Frequently asked questions
Form accessibility checker
questions.
What does the checker look for?
Inputs without an associated label or aria-label, labels that point at missing IDs, duplicate IDs, radio and checkbox groups without a fieldset and legend, and other issues assistive technology users hit first.
Is my HTML uploaded anywhere?
No. The markup is parsed in your browser inside an inert template, so scripts do not run and nothing is sent to a server.
Is anything I enter saved or sent to Form Koi?
No. Everything you type or upload stays in this browser tab and is processed locally. Copy or download anything you want to keep before leaving the page.
Start with Form Koi Free