trs-80

Extremely fast and powerful Z80 assembler

DL2 is a Tandy Portable Disk Drive emulator or "TPDD Server" implimented in C.

A Modern Voice Synthesizer for the TRS-80 Model 1, Model III, and Model 4!

TRS-80 Modular eXpansion System

Hobby project for vintage TRS-80 model 3, 4 and 4P computers made by Radio Shack in the 1980s.

TRS-80 Level 2 BASIC rewrite intended for a Silicon Labs Laser Bee 8051 processor.

Z80 Disassembler for TRS-80 CMD files or Intel HEX files

UCSD Pascal Full-Adaptive p-System IV for TRS-80 Model 4, based on Montezuma Micro CP/M BIOS 2.30

Patch for Fuzix to run on real TRS-80 Model 4(p), with FreHD autoboot

TRS-80 / TCS Genie IIIs emulator emulating three hard-disk controllers — OMTI 5527/5520, Xebec S1410 SASI, WD1000 — on a shared image layer and controller-free disk slots. Boots Holte CP/M 3.0 and G-DOS 2.4 from hard disk. Controller emulation © Egbert H. Schroeer; based on SDL2TRS / xtrs (BSD-2).

An emulator for Color Computer 2

A library and tools for working with TRS-80 Color Computer virtual DSK files

TRS-80 Color Computer emulator in C.

Fast, Windowed 3D Graphics on the Tandy/Radio Shack Color Computer