There are many alternatives to JavaScript as a web app if you are looking for a replacement. The best Online alternative is Java. It's not free, so if you're looking for a free alternative, you could try Java or Dart. If that doesn't suit you, our users have ranked more than 50 alternatives to JavaScript and 12 are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to JavaScript are CoffeeScript, RapydScript, Flow.org and PureScript.
Java is a general-purpose computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.
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 is "ultimately to replace JavaScript as the lingua franca of web development on the open web platform.
Kotlin is a cross-platform, statically typed, general-purpose programming language with type inference. Kotlin is designed to interoperate fully with Java, and the JVM version of its standard library depends on the Java Class Library, but type inference allows its syntax to be...
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 its heart. CoffeeScript is an attempt to expose the good parts of JavaScript in a simple way.
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 JavaScript as well. It's not another Python-in-a-browser clone, it's actually JavaScript with more Pythonic...
PureScript was initially designed by Phil Freeman in 2013. He started to work on PureScript since he wasn't satisfied by other attempts to transpile Haskell to JavaScript (e.g. using Fay, Haste, or GHCJS).
Brython's goal is to replace Javascript with Python, as the scripting language for web browsers.
The Bosque programming language is an experiment in regularized design for a machine assisted rapid and reliable software development lifecycle.
Amber is a language (derived from Smalltalk) and environment built for the web. With Amber, client-side web development finally gets the power and productivity that exists in other Smalltalk dialects.
Objective-J is a programming language developed as part of the Cappuccino web development framework. Its syntax is nearly identical to the Objective-C syntax and it shares with JavaScript the same relationship that Objective-C has with...
Modern and powerful lisp language written in JavaScript with literal regexes, that hide use of promises, full access to JavaScript, lisp macro system and hygienic macros.
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JavaScript is very different from Java.