CoffeeScript CoffeeScript is a little language that compiles into JavaScript. Underneath all those awkward braces and semicolons, JavaScript has always had a gorgeous object model at... Free Open Source Mac OS X Windows Linux Web No features added Add a feature 67 Like
Dart Dart (originally called Dash) is a Web programming language developed by Google. It was unveiled at the GOTO conference in Aarhus, 2011 October 10-12. The goal of Dart... Free Open Source Mac OS X Windows Linux Web No features added Add a feature 59 Like
Haxe Haxe is an open source toolkit based on a modern high level strictly typed programming language, a state-of-the-art light-speed cross-compiler, a complete cross-platform... Free Open Source Mac Windows Linux Raspberry Pi Object-oriented Language Pattern matching Add a feature 33 Like
Typescript Now acquired by MICROSOFT. TypeScript is a language for application-scale JavaScript development. It is a typed superset of JavaScript that compiles to plain JavaScript... Free Open Source Mac OS X Windows Linux Web Self-Hosted ... Node.JS Object-oriented Language Add a feature 19 Like
Kotlin Statically typed programming language targeting the JVM and JavaScript 100% interoperable with Java™ Free Open Source Mac OS X Windows Linux Web Object-oriented Language Scripting language Add a feature 17 Like
Babel Babel is a generic multi-purpose compiler for JavaScript. Using Babel you can use (and create) the next generation of JavaScript, as well as the next generation of... Free Open Source Mac OS X Windows Linux Web Node.JS No features added Add a feature 8 Like
LiveScript LiveScript is a language which compiles down to JavaScript. It is a fork of Coco which is in turn derived from CoffeeScript. Like those two it has a relatively... Free Open Source Mac OS X Windows Linux No features added Add a feature 11 Like
Hack Hack is a programming language for HHVM that interoperates seamlessly with PHP. Hack reconciles the fast development cycle of PHP with the discipline provided by static... Free Open Source Linux Object-oriented Language Scripting Scripting language Add a feature 12 Like
Elm Elm aims to make web development more pleasant. Elm is a type-safe, functional reactive language that compiles to HTML, CSS, and JavaScript. Free Open Source Mac OS X Windows Linux No features added Add a feature 5 Like
Script# Script# brings the power and productivity of C# and .NET tools to Ajax development by compiling C# source code into regular JavaScript. Free Mac OS X Windows Linux No features added Add a feature 8 Like
Kaffeine JS Kaffeine is a set of extensions to the Javascript syntax that attempt to make it nicer to use. It compiles directly into javascript that is very similar, readable and... Free Open Source Mac OS X Windows Linux No features added Add a feature 7 Like
RapydScript RapydScript is a pre-compiler for JavaScript, similar to CoffeeScript, but with cleaner, more readable syntax. The syntax is very similar to Python, but allows... Free Open Source Mac OS X Windows Linux Web Object-oriented Language Scripting language Add a feature 3 Like
Objective-J Objective-J is a programming language developed as part of the Cappuccino web development framework. Free Open Source Mac OS X Windows Linux Web Object-oriented Language Add a feature 3 Like
Lasso Lasso is one of the most popular programming languages on the web - though it is often overlooked given that it is commercial, not open-source. But for a small fee, a... Freemium Mac OS X Windows Linux No features added Add a feature 10 Like
Coco Unfancy CoffeeScript. Coco is a CoffeeScript dialect that aims to be more radical and practical. Free Open Source Mac OS X Windows Linux No features added Add a feature 2 Like Discontinued The last commit to the GitHub repo was on September 28th, 2014. There is an actively maintained fork of Coco called https://alternativeto.net/software/livescript/.