There are 4 repositories under zxspectrum topic.
ZEsarUX - ZX Second-Emulator And Released for UniX
ZX Spectrum CPLD-based clone for rubber case
A simple text-based adventure game
Due to popular demand I have added my ZX Spectrum emulator
An integrated development environment for AGD
Стартовый набор для вхождения в разработку под ZX Spectrum // A set of software, source codes, literature, utilities, and a build system for entering development for ZX Spectrum
Cross-platform ZX Spectrum emulator written in C#
A multiplatform command line application to query csv files using a sql like syntax
Smallest ZX Spectrum clone with real Z80 and FPGA
Z80N Forth system suitable to run on the new ZX Spectrum Next
A cross platform retro 8-bit image, video, Sinclair ZX Spectrum output and artwork tool.
🕹️ Ported Desolate game from TI-83 Plus to ZX Spectrum
ZX Spectrum Manic Miner game for the Apple II
ZX Spectrum soundcard for NEMOBUS/ZXBUS
ZX Spectrum +2A Floppy Disk Drive Interface
ZX Spectrum Penetrator game for the Apple II
Easy-to-build minimalistic ZX Spectrum clone
ZX Spectrum emulator for macOs. Retro Virtual Machine
This project is a collection of hardware projects for Sinclair ZX Systems (ZX81, Spectrum)
Misifu la gatita (released!) - zxspectrum
Simple ROM cartridge for Sinclair ZX Interface 2.
10x10cm PCB variant of ZX-UNO project for G738/G706 enclosure