I want to use

The Web Platform: Browser technologies

Can I use... Support tables for HTML5, CSS3, etc

The HTML5 test - How well does your browser support HTML5?

The html5 test score is an indication of how well your browser supports the upcoming html5 standard and related specifications how well does your browser support html5

The CSS3 Test

Accessibility Support

GitHub - bramstein/stateofwebtype: Up-to-date data on support for type and typographic features on the web.

Up to date data on support for type and typographic features on the web git hub bramstein stateofwebtype up to date data on support for type and typographic features on the web

fontfamily.io

HTML5 accessibility

WAI-ARIA - Screen reader compatibility · PowerMapper Software

Shows how different wai aria attributes behave in commonly used screen readers

What Web Can Do Today

Can i rely on the web platform features to build my app an overview of the device integration html5 ap is

HTML5 Worker Test

What ap is are supported in web workers and service workers

HTML5 Please - Use the new and shiny responsibly

Look up html5 css3 etc features know if they are ready for use and if so find out how you should use them with polyfills fallbacks or as they are

Microsoft Edge Developer website - Microsoft Edge Developer

Information tools documentation and resources you need about microsoft edge and our team

Kangax's ECMAScript compatibility table - Overview of JavaScript feature support across browsers and other runtimes.

Node.js ES2015/ES6, ES2016 and ES2017 support

Is service worker ready?

Is PWA ready? - Overview of support for the core and related technologies behind Progressive Web Apps for both popular global and many Chinese browsers.

Is WebRTC ready yet?

Web rtc talky web audio simple web rtc

Is WebVR ready? - Overview of support of different browser features behind WebVR including display, gamepad, audio and speech APIs.

Is Houdini Ready Yet?

Overview over the current state of houdini ap is in all major browsers

Chrome Platform Status

Platform Status - Microsoft Edge Developer

Learn what web platform issues microsoft edge supports and is currently working on

Firefox Platform Status

WebKit Feature Status

Compatibility tables and the browser compatibility data repository (BCD) - The MDN project | MDN

Mdn has a standard format for compatibility tables for our open web documentation that is documentation of technologies such as the dom html css java script svg and so forth that are shared across all browsers this article is a getting started guide to how to add to and maintain the databa

GitHub - mdn/browser-compat-data: This repository contains compatibility data for Web technologies as displayed on MDN

This repository contains compatibility data for web technologies as displayed on mdn git hub mdn browser compat data this repository contains compatibility data for web technologies as displaye

GitHub - scottjehl/Device-Bugs: Just a collection of quirks and issues that occur on browser platforms (particularly those unlikely to update)

Just a collection of quirks and issues that occur on browser platforms particularly those unlikely to update git hub scottjehl device bugs just a collection of quirks and issues that occur on

Can I email…

Support tables for html and css in emails