nsL is a new C-like programming language for writing NSIS installation wizards (http://nsis.sourceforge.net). The nsL assembler takes nsL code and translates it into original NSIS script which can then be compiled.
A open source java card virtual machine implementation. And also some part of the VM code can be used as part of kinds of tools such as javacard bytecode disassembler.
Java Decompiler, Disassembler and Bytecode debugger. Decompiler supports Java 5 (e.g. generics, for-each loops etc). Debugger allows user to step through each bytecode and view program state. Contains Swing GUI.