An experimental Symbian OS emulator
MAME is a multi-purpose emulation framework
Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc
DeSmuME is a Nintendo DS emulator
An open source interactive disassembler
Scriptable frontend for media applications.
Rom and video validator for CoinOPS under OSX.
Apple1 Emulator for the terminal with cut and paste.
A GBA emulator for Mac OSX