RES is a pure Java based Open Source Cobol to Java translator. It creates maintainable Java code for a subset of VS Cobol syntax. It has been developed with JDK, JTB and Javacc.
A compiler and cross-compiler for (Currently) Cobol (with Fortran being added later). It is intended to be the first self-hosted open-source Cobol Compiler, e.g. the compiler itself will be written using Cobol.
The Universal COBOL Compiler (UCC) is a Java-based COBOL to Java bytecode cross-compiler. It's made up of a COBOL compiler, a Java-based COBOL runtime, and a package for manipulating Java class files.