The Best 46 Java Alternatives

  • jRuby

    JRuby is a 100% Java implementation of the Ruby programming language running on the Java Virtual Machine (JVM).

    Free Open Source Mac OS X Windows Linux

  • Clojure

    Clojure is a dynamic programming language that targets the Java Virtual Machine (and the CLR ).

    Free Open Source Mac OS X Windows Linux BSD

  • Tcl

    Tcl (originally from "Tool Command Language", but conventionally rendered as "Tcl" rather than "TCL"; pronounced as "tickle" or "tee-see-ell") is a scripting language created by John...

    Free Open Source Mac OS X Windows Linux BSD

  • Jython

    Jython, successor of JPython, is an implementation of the Python programming language written in Java.

    Free Open Source Mac OS X Windows Linux Python

  • Vala

    Vala is a new programming language that aims to bring modern programming language features to GNOME developers without imposing any additional runtime requirements and without using a different ABI compared to applications and libraries...

    Free Open Source Windows Linux BSD

  • Ada

    Ada 2012 is the next generation of the world’s premier programming language for engineering safe, secure and reliable software. Ada is widely used in critical...

    Free Open Source Windows Linux BSD

  • Elixir

    Elixir is a dynamic, functional language designed for building scalable and maintainable applications.

    Free Open Source Mac OS X Windows Linux BSD FreeBSD

  • Avian

    Avian is a lightweight virtual machine and class lbrary designed to provide a useful subset of Java’s features, suitable for building self-contained applications. It's Efficient.

    Free Open Source Mac OS X Windows Linux iPhone BSD iPad

  • Jabaco

    Jabaco is a simple programming language with a Visual Basic like syntax. Jabaco enables you to create powerful software for all Java supported operating systems. .

    Free Windows

  • Factor

    The Factor programming language combines powerful language features with a full-featured library. The implementation is fully compiled for performance, while still...

    Free Open Source Mac OS X Windows Linux

  • Pony language

    Pony is an open-source, object-oriented, actor-model, capabilities-secure, high performance programming language.

    Free Open Source Mac OS X Windows Linux

  • Dolphin Smalltalk

    Dolphin is a complete development IDE for Smalltalk targeted specifically at Microsoft Windows. It is capable of creating standalone GUI and console executables that...

    Free Open Source Windows