Emulates Mac Plus, PC, & Atari ST in the browser using WebAssembly

EmuTOS is a Free operating system for Atari ST computers, and more.

Unix-like kernel for Atari ST and compatible computers

Free open-source compressor for apLib with 5-7% better ratios

The Atari ST, STE, TT and Falcon emulator. This is a mirror repository, the official one can be found on https://www.hatari-emu.org/ . Do NOT open pull requests here! Send patches to the hatari-devel mailing list instead.

A port of the Atari ST game SunDog: Frozen Legacy (1984) by FTL software

A free, open-source compressor for the ZX0 format

Windows package to mount disk images and real floppy drives for non standard windows file systems

small footprint C standard library for Atari ST and m68k-atari-mint cross compiler toolchain

MT32-PI.EXE/MT32-PI.TTP/mt32-pi-ctl is a control program for the mt32-pi MIDI synthesizer available for DOS PCs, Atari ST and Amiga computers as well as modern systems running Linux and Windows.

Library for creating Atari ST software

A multiplatform command line application to query csv files using a sql like syntax

PSG play chip music player for the Atari ST programmable sound generator (PSG) YM2149

libc variant for TOS and FreeMiNT OS

A collection of ansible playbooks to build the ST Mint distribution

Complete source to Alice Personal Pascal, including Atari ST version with GUI.

68Kemu is a CPU emulator for Atari TOS/MiNT operating systems. It allows running standard 68000 software using an emulated 68000 CPU, while the OS itself still runs using the native CPU. This provides the best compromise between compatibility and speed.

Atari ST C89 Compiler (Mirror)

Example source code for using the Atari hardware using all possible systems functions

TOS/libc is a 32-bit C standard library to compile programs for Atari TOS.