GitHub is a great reference for developers who are planning to kick off their career in web development.
In this article we compiled some of the best repositories on GitHub which are considered as valuable shortcut to speed up your learning path.
This article is obviously oriented on beginners, though we are sure some of the more experienced developers might refer to these repositories as well.
web-dev-for-beginners
24-lesson course about JavaScript, CSS, and HTML basics. Each lesson includes pre-and post-lesson quizzes, written instructions to complete the lesson, a solution, an assignment, and more.
This is probably the best and most complete roadmap, that will help you to grasp the bigger picture of the development landscape, its main technologies, and the recommended sequence of learning things.
spellbook-of-modern-webdev
A Big Picture, Thesaurus, and Taxonomy of Modern JavaScript Web Development.
web-fundamentals
Some of the best practices for modern web development, provided by Google developers.