Ultimate Javascript Object Signing and Encryption (JOSE) and JSON Web Token (JWT) Implementation for .NET and .NET Core  

Mohamed Hegazy provides a guided tour to TypeScript, showing how the language and toolset simplify application-scale JavaScript development 

Learn about functional data structures and their uses in this overview of Facebook's popular library for JavaScript: Immutable.js 

JavaScript has multiples ways of defining a function. There are function declarations, function expressions, and (since ECMAScript 2015) arrow functions. 

 React Native for Android has been released by Facebook, providing Android developers with a way to create apps in JavaScript. 

 PleaseWait is a small Javascript library that shows a beautiful loading page for your SPA while it loads

 Spider is a programming language that compiles to JavaScript. It takes the best ideas of Swift, Python, C# and CoffeeScript

.Browserhacks is an extensive list of browser specific CSS and JavaScript hacks from all over the interwebs