Z80

TRS-80 Model I/III/4/4P emulator SDLTRS/SDL2TRS focused on EACA, Prologica, TCS and other systems

Z80 @10 MHz PoC for Altera Cyclone II and Cyclone IV (DE0-Nano board) FPGAs

a utility to run CP/M-80 programs under Unix/Linux

Developer's tools for retro-platforms, mainly for ZX Spectrum compatible computers.

A Homebrew Minicomputer for experimenting with 8 bit hardware.

Binary files to ZX Spectrum .tap tape file converter to be used in ZX Spectrum emulating software.

SDCC C Example For SC114 Z80 Motherboard Kit

Assembler source file preprocessor

The public domain Z80 macro cross-assembler (by Bruce Norskog and others)

A fork of z80-asm, from http://wwwhomes.uni-bielefeld.de/achim/z80-asm.html