Manuel Mauky

Accessibility with Web Components

The Shadow DOM makes web components powerful but breaks accessibility. Discover the emerging AOM specification that will finally provide a native solution.

Accessibility with Web Components
#1about 7 minutes

Understanding web components and their core technologies

Web components offer a framework-agnostic way to build reusable UI with standards like Custom Elements for behavior and Shadow DOM for encapsulation.

#2about 5 minutes

Using ARIA attributes to make web components accessible

Custom elements require manual ARIA attributes to be recognized by assistive technology, but this approach has drawbacks like host manipulation and ID scoping issues.

#3about 4 minutes

Introducing the upcoming Accessibility Object Model (AOM)

The Accessibility Object Model (AOM) provides a JavaScript API to define default accessibility properties without directly modifying the host element's attributes.

#4about 3 minutes

Implementing custom keyboard navigation and focus management

Developers must manually implement keyboard interactions and manage focus flow within components to ensure they are navigable without a mouse.

#5about 5 minutes

Exploring the limitations of extending native HTML elements

Extending native HTML elements to inherit accessibility is an option, but it is severely limited by the lack of Shadow DOM and poor browser support in Safari.

Related jobs
Jobs that call for the skills explored in this talk.

Matching moments

Q&A on framework choice and accessibility
03:52 MIN

Q&A on framework choice and accessibility

Extending HTML with Web Components

Challenges of building custom interactive UI components
01:27 MIN

Challenges of building custom interactive UI components

Building Interactive Async UI with React 19 and Ariakit

Understanding the role and value of web components
03:17 MIN

Understanding the role and value of web components

Keith Cirkle of GitHub on React Fatigue

Q&A on practical accessibility challenges
18:43 MIN

Q&A on practical accessibility challenges

Preventing Accessibility Issues Instead Of Fixing Them

The importance of web accessibility as a core developer craft
07:01 MIN

The importance of web accessibility as a core developer craft

WAD Live 22/01/2025: Exploring AI, Web Development, and Accessibility in Tech with Stefan Judis

The accessibility challenges of canvas-based UIs
04:08 MIN

The accessibility challenges of canvas-based UIs

WeAreDevelopers LIVE - Is Software Ever Truly Accessible?

Introducing accessibility work and the upcoming WCAG 3
01:08 MIN

Introducing accessibility work and the upcoming WCAG 3

WeAreDevelopers LIVE - Accessibility isn't magic, Longevity, Devrel in times of AI and more

Building with Web Components and the Lit library
06:45 MIN

Building with Web Components and the Lit library

Making of paint.js.org—a Web Component-based Productivity PWA

Featured Partners

Related Videos

See all videos
Mastering Keyboard Accessibility27:16

Mastering Keyboard Accessibility

Tanja Ulianova

Making Interactions Accessible to All Users31:38

Making Interactions Accessible to All Users

Anuradha Kumari

The What, Why, Who and How of accessibility on the web29:59

The What, Why, Who and How of accessibility on the web

Konstantin Tieber

Accessibility in React Application30:07

Accessibility in React Application

Julia Undeutsch

Preventing Accessibility Issues Instead Of Fixing Them56:01

Preventing Accessibility Issues Instead Of Fixing Them

Dirk Ginader

ARIA: the good parts55:32

ARIA: the good parts

Hidde de Vries

Frameworkless: How to use Web-Components in production?46:39

Frameworkless: How to use Web-Components in production?

Tobias Münch

Extending HTML with Web Components41:54

Extending HTML with Web Components

Rowdy Rabouw

Related Articles

View all articles
CH
Chris Heilmann
Building a "shoutout" component in plain HTML/CSS/JavaScript
Every Wednesday we meet at noon to talk about a lot of tech news, tools and resources in something we call WeAreDevelopers Live . We go live on YouTube and afterwards we cut out short videos to post on social media. What we needed was an obvious “sho...
Building a "shoutout" component in plain HTML/CSS/JavaScript
BR
Benjamin Ruschin
The HTML Elements That You’re Probably Over-Engineering
As frameworks have become more and more commonplace in the world of web development, so too has the over-engineering of features made possible by our humble old friend, HTML. The mental models that come with using state management in React, Vue and o...
The HTML Elements That You’re Probably Over-Engineering
DC
Daniel Cranney
Semantic HTML Elements You’re (Probably) Not Using But Should
Semantic HTML is one of the simplest ways to make your pages more accessible, meaningful, and easier to maintain, without adding libraries or rewriting layouts. Here are five underrated elements that quietly (but meaningfully) improve UX, accessibili...
Semantic HTML Elements You’re (Probably) Not Using But Should

From learning to earning

Jobs that call for the skills explored in this talk.