Java2Script provides an Eclipse Java to JavaScript transpiler (source-to-source compiler) and a nearly complete JavaScript implementation of the Java runtime environment (including AWT and Swing).

Create native iOS, Android, Windows Phone and Desktop applications in Java. Write it once, and produce sophisticated multiplatform applications.

The BridgeService is a library that allows your project to access java code to which you do not have implicite and normal access. Use cases are JS/Python/C++ accessing Java objects or java objects that are protected, and that you do not want to distribute as a library.

LLVM to Java compiler in pure Java

Java2Script provides an Eclipse Java to JavaScript transpiler (source-to-source compiler) and a nearly complete JavaScript implementation of the Java runtime environment (including AWT and Swing).