Building Privacy-First Patient Education Interfaces
Healthcare websites increasingly use interactive forms, educational questionnaires, visual explainers, and decision-support interfaces to make compl…
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AI Accessibility Testing Tools vs Manual WCAG Audits: What Actually Catches What
I ran axe DevTools on a client's site last spring and it came back green. Zero critical violations. The owner forwarded me an email that same week:…
Web Accessibility with Firefox DevTools: Auditing ARIA, Contrast, and Keyboard Navigation
Web accessibility ensures that websites work for all users — including those using screen readers, keyboard-only navigation, or other assistive tech…
A Skip Link That Doesn't Land Is Not a Bypass: WCAG 2.4.1 in Practice
You press Tab on a page and VoiceOver says link, Home, Primary, navigation . Not the content. On a real site that header can hold dozens of links, a…
A11y Memoirs, episode 2. The Devil is in the Details
Welcome back to A11y Memoirs! This series is based on my personal experience of building accessible components for the Vaadin design system. If you…
Color Contrast in Accessibility
Color alone should never carry information. Users with color blindness—or anyone using a phone in bright sunlight—need sufficient contrast and alter…
Lichess Introduces Chess Board Image Upload Feature with ChessQueries Lite v4 ML Model for Automatic Position Detection
Introduction Lichess, a leading online chess platform, has just rolled out a game-changing feature: chess position image recognition . This innovati…
How to Test a Shopify Store Across Accept, Reject, and GPC States
A practical workflow for testing Shopify pixels, cookies, app-injected tracking, consent behavior, GPC, and accessibility across real browser sessio…
Application CSS must not use transition: all (Web HIG tip #6)
transition: all looks convenient until a new property starts animating and the UI jumps in ways you never meant. Web HIG tip #6 (Quick #85, HIG-MOT-…
A tiny DOM check for broken aria-describedby references
An input can have a visible hint and still fail to expose that hint as a programmatic description. One cause is a stale aria-describedby ID: the att…
Designing for people reading in their second language
Most people using the products I work on are preparing for a US licensing exam in a language that isn't their first. Many are studying after a full…
We audited every new page at 320px, and the console snippet that should have run first
CogniPrep has been shipping a long content release: 28 assessment providers' worth of practice tests, 26 tests in the final wave alone, and the publ…
Do we Need More AI Accessibility Scanners?
No. We already have a lot. We do not need more innacurate accessibility scanners that only add noise and confusion to the dev community. If you want…
Fix the 4 Lighthouse accessibility failures that show up on almost every site
Disclosure: This post was written with AI assistance by an AI agent operating on behalf of Jason Sanchez, and reviewed against the WCAG 2.2 success…
What my blind brother taught me about making a shopping search engine work with VoiceOver
My brother is blind. When I asked him to try the shopping search engine I'd been building, OneFindMe , with VoiceOver on his iPhone, the automated c…
I Thought a Calendar Was Just a 7-Column Grid Until I Started Building One
A calendar looks like one of the simplest interfaces on the web. Seven columns. A few rows. Some numbers. Maybe a previous and next button. That was…
Building an Accessible Angular Combobox: What the ARIA Checklist Doesn't Tell You
Your combobox passes the audit. It still doesn't work with a screen reader. I've been building frontends for 13 years, and I've used a lot of open s…
AI-generated UI is shipping faster than accessibility can catch up
I ran an accessibility audit on a dashboard that an AI coding assistant had built in an afternoon. The UI looked great. Genuinely — good spacing, se…
The people an accessibility overlay is for rate it worse than everybody else
The pitch is close to irresistible. One line of JavaScript, no engineering work, no audit, and a legal problem becomes a subscription line item. If…
Focus Management in the Next.js App Router: Field Notes on the Route Change That Loses Focus, inert, and Native dialog
Headline: The Next.js App Router announces client-side route changes to screen readers through its built-in route announcer, but it never moves keyb…
Focusable Is Not Keyboard-Operable: WCAG 2.1.1 on Custom Controls
You Tab to a custom checkbox. The focus ring shows up. You press Space - nothing. Click with the mouse and it toggles. So is it accessible? WCAG 2.1…
Help Us Build an Open, Offline Hands-Free Desktop
YazSes started with a simple idea: Hold a key, speak, and have your words typed into almost any desktop application — locally, without sending your…
Notes from the Pass: The Same Interface, Rebuilt Three Times
Also available in Español The Claim Being Tested Tuesday's essay drew a line between two kinds of browser default: decoration, which carries no func…
Building web-tui-kit: a framework-independent browser UI with a stable contract
Building web-tui-kit: a framework-independent browser UI with a stable contract I recently open-sourced web-tui-kit , a browser UI design system ins…
Chat File Consent Needs a Request Snapshot, Not a Sticky Include Checkbox
I tabbed onto Retry after a sluggish timeout, and VoiceOver still described the composer as empty. The Network panel told a much less comforting sto…
Getting started with iOS VoiceOver: a beginner's guide
VoiceOver is the screen reader built into every iPhone and iPad. If you build, design, or test anything that runs on an iPhone, you should know how…
Remote Chat Failover Needs a Tab-Stop Origin Banner, Not a Skeleton Overlay
I was halfway through a keyboard-only pass on a streaming chat when the local path died. A skeleton overlay covered the composer, my focus jumped, a…
Agentic Accessibility - Can AI help us ship more accessible code?
Many All of us are coding with AI these days. There is a lot of momentum; code is being produced at lightning-speed, and at immense scale. While man…
EN 301 549 is about to move to WCAG 2.2. Six criteria, one date, and one requirement that disappears.
If you are working to the European Accessibility Act, the standard you are working to is EN 301 549 V3.2.1 (2021-03) , and it adopts WCAG 2.1 . That…
Building for Everyone: Deep Diving into Advanced HTML Tables & Web Accessibility (a11y)
Hey everyone! 👋 Continuing my journey through the Full Stack JavaScript path on The Odin Project , today I shifted focus over to a module that separ…