🍃 JavaScript library for mobile-friendly interactive maps

A fullscreen control for Leaflet

Browseable pages from the W3C Maps for HTML Community Group

Documentation for Web-Map-Custom-Element https://maps4html.org/web-map-doc/

Source code for the MapML Browser Extension

Use cases and requirements for Maps on the Web

A custom <mapml-viewer> and <layer-> element suite

Map Markup Language is hypertext for Web maps, like HTML is hypertext for Web pages https://maps4html.github.io/MapML/spec/

Charter template for W3C Community and Business Groups

This repository contains compatibility data for Web technologies as displayed on MDN

Email code resources website

Raw browser/feature support data from caniuse.com

A mechanism to selectively enable and disable browser features and APIs

The AMP web component framework.

The content behind MDN Web Docs

Repository for the Spatial Data on the Web Working Group

Polyfill for the inert attribute and property.

JavaScript 3d maps and geospatial data visualization engine library.

An open-source, community-maintained database of Web standards & related references.

Canadian Geospatial Platform Viewer / Visualiseur de la Plateforme Géospatiale Canadienne

Can I email… Support tables for HTML and CSS in emails.

Finding on polyfills

https://w3ctag.github.io/webcomponents-design-guidelines/ - Guidelines for creating web platform compatible components

Working to improve the user experience, accessibility, performance, consistency, and reliability of email markup

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of configurability and hooks. Demo:

Accessible Platform Architectures WG deliverables

Textures, patterns, and shapes that make web maps work for people with colorblindness. Built for Mapbox GL and MapLibre GL.

Web component to display inline slides