There are 4 repositories under z80-emulator topic.
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
Single header Z80 emulator for C++ (C++11 or later)
Z80 Emulator for Raspberry Pi Pico and other RP2040 based MCU boards
Z80 Emulator for ESP32 including Basic and CP/M 2.2
Z80-MBC2 Emulator running on TTGO ESP VGA32
Instant ZX-SPECTRUM - best emulators, software collection, ZXBOX VM build
A Teensy 4.0 emulated Z80 ZCPR3.3/ZSDOS computer.
Z80 CP/M Emulator based on "CP/M on breadboard by Grant Searle" and RC2014 Compatible
This is a Z80 Emulator applied to a ZX80 rom
CPU emulator and disassembler for 8-bit processors. Currently supports Z80.
Z80 Virtual Machine
Yet another Z80 Computer with CP/M capabilities (no BIOS, emulated BDOS, executed CP/M)