A tool that brings attention and understanding to how color contrast can affect people with different visual impairments.

Drag-and-drop a trace (or select a file)
We'll upload it and give you a shareable URL, with the Chrome DevTools Performance Panel…
Traces expire after 90 days. 🕶

Tech is always political. The way data is collected and handled is often biased, and many products are neither accessible nor inclusive. Ethical Design Guide is made to share resources on how to create ethical products that don't cause harm.

Dropdown, navigation button, tooltip, collapsible panel, lightbox, tabs, switch like above…
UI components made in minutes without worried about JavaScript. Only set a few HTML attributes, and code the rest with your CSS skills.

Alpine.js offers you the reactive and declarative nature of big frameworks like Vue or React at a much lower cost.

Stimulus is a JavaScript framework with modest ambitions. It doesn't seek to take over your entire front-end—in fact, it's not concerned with rendering HTML at all. Instead, it's designed to augment your HTML with just enough behavior to make it shine. Stimulus pairs beautifully with Turbolinks to provide a complete solution for fast, compelling applications with a minimal amount of effort.

Blurhash strings are short enough to be added as a field in a JSON object and to be stored in a database. The implementations are small and easy to port to new languages, and the end result is a smooth and interesting experience for your users.

Instantly test how accessible your experience is with the real assistive technologies your disabled users rely on — screen readers, magnifiers, and more — from any computer.

Slowfil.es generates URLs for slow ressources

Leur donner un nom c’est donner une importance à ce qui ne l’est pas. Le nom n’est pas important. Ce que l’on en fait l’est.

A Hugo theme for Reveal.js that makes authoring and customization a breeze. With it, you can turn any properly-formatted Hugo content into a HTML presentation.

A collection of single-purpose online tools for web developers...

Just is a build task definition library. Tasks can be composed, executed in series and in parallel. Logging, command-line arguments, conditionnals, a very simple API…

A visual way to understand CSS specificity. Change the selectors or paste in your own.

"Instead of search results being generated favoring the desktop version of a site, Google will begin to favor mobile versions. If you have a half-hearted mobile site and a full-fledged desktop site, you better be careful once Google starts favoring the mobile site."

Une selection / comparaison d'outils pour le design, le prototyping, le monitoring…

Une collection de service SASS gratuits ou au coût réduit pour lancer votre projet avec de bons outils même si vos budgets d'investissement sont réduits.

Site permettant d'expliquer une ligne de commande en se référant à son manuel.

"Web accessibility evaluation tools are software programs or online services that help you determine if web content meets accessibility guidelines. This page provides a list of evaluation tools that you can filter to find ones that match your particular needs."