Plone's recently released roadmap outlines near-term plans that include adopting HTML5 and CSS3 and improving user experience.

NetBeans has very good support for JavaScript, HTML5, and CSS3 in web projects, and it supports the Cordova/PhoneGap framework for building JavaScript-based mobile applications.

In this article, I discuss 10 text editors with good support for developing with JavaScript, HTML5, and CSS, and for documenting with Markdown.

Now [Andy Green] has extended the possibilities with affordable silicon, by producing a proof-of-concept HTML + CSS renderer over h2 on ESP32 for libwebsockets.

The Web Development Master Class Certification Bundle contains 35 hours of educational content that will teach you how to code in HTML, CSS, JavaScript, Bootstrap, PHP, MySQL, and more.