CoffeeScript is a programming language that transcompiles to JavaScript. It adds syntactic sugar inspired by Ruby, Python and Haskell in an effort to enhance JavaScripts brevity and readability. Developed by Jeremy Ashkenas
License: Open Source
Kotlin is a statically typed language that runs on the JVM and offers strong interoperability with Java, while CoffeeScript is a lightweight language that compiles into JavaScript, focusing on simplicity and expressiveness. Kotlin is better suited for Android and back-end development, whereas CoffeeScript excels in front-end web development.