CCE let you display and input Chinese/Japanese/Korean/UTF8 in many OS: Linux *BSD Solaris LynxOS QNX SCOUnix Minix Hurd BeOS Windows Darwin MacOSX. It supports console(framebuffer/VGA) & X11(through GGI/SDL), bitmap/TrueType fonts and many input methods.
Micro-80 aims to simulate a Z80 homebrew computer down to the bare metal: 64K RAM, ADM-3A terminal, parallel port, serial port and...3.5" 1.44MB floppy drive?!