Z80~Ex is the portable ZiLOG Z80 CPU emulator designed as a library. Goals include : precise opcode emulation (documented & undocumented), exact timings for each opcode (including I/O operations), multiple CPU contexts. disassembler is also included.
Pokas x86 Emulator is an Application-Only emulator created for generic unpacking and testing the antivirus detection algorithms. it emulates the PE Executable Files 32-bits versions and monitor all memory writes and include many features. AmrThabet
JEST will be the Java bytecode engineering Swiss-Army Jackhammer.
It will include a disassembler, class browser, obfuscator, optimizer, class editor, and bytecode debugger, and have an intuitive GUI.