CPU Simulations written in Ada

Ted Fried's MicroCore Labs Projects which include microsequencer-based FPGA cores and emulators for the 8088, 8086, 8051, 6502, 68000, Z80, Risc-V, and also Typewriter and EPROM Emulator projects. MCL51, MCL64, MCL65, MCL65+, MCL68, MCL86, MCL86+, MCL86jr, MCLR5, MCLZ8, MCL6809, XTMax

Test suites for emulators.

Z80 emulator written in C

A Z80/ZX Spectrum Emulator

Morrow Designs Micronix and tools

CPU emulator and disassembler for 8-bit processors. Currently supports Z80 and my Homemade CPU.

An emulation of the Zilog Z80 written in idiomatic C#

Z80 emulator written in Go

Highly portable Zilog Z80 CPU emulator written in ANSI C

Ruby binding for the Z80 library

Small library written in ANSI C that provides T-state level precision to Z80 emulators

An attempt to write a Timex 2048 emulator in python.

Fast and flexible Z80/i8080 emulator in Python and C++

Z80 CPU emulator written in C#

a multi-CPU ZX-Spectrum 128 concept platform

Z80 emulator

Set of tools for Z80 DIY projects

RCBus retro computer terminal and emulator