Atari800 →
An open-source, cross-platform Atari 8-bit emulator. It runs software for Atari computers and the 5200 console on modern hardware.

LINKS / TOOLS
Atari emulators, assemblers, compilers, graphics and music editors, and file utilities.
Atari emulation: Altirra and Atari800 →
An open-source, cross-platform Atari 8-bit emulator. It runs software for Atari computers and the 5200 console on modern hardware.
Avery Lee's Atari emulator for Windows, useful for learning and development. It reproduces Atari hardware, loads media images and includes a debugger for analysing programs.
Atari 8-bit programming languages →
Tomasz Biela's assembler runs on a modern computer and creates Atari programs.
Tomasz Biela's Pascal compiler for creating Atari XL/XE programs on a modern computer.
Tomasz Biela's graphics editor combines character sets, Player/Missile objects and colour changes during screen drawing to produce multicolour Atari images.
A tracker for composing POKEY music on a modern computer. Modules can be exported for listening or included in Atari programs.
Jakub Dębski's converter searches for a way to display a modern image on Atari. Along with graphics data, it produces a program controlling colour changes and PMG objects.
Tomasz Biela's editor for drawing and converting Atari graphics on a PC. It provides conventional painting tools and a choice of interlaced and non-interlaced formats.
Jonathan Halliday's word processor runs directly on Atari XL/XE. It offers 40- or 80-column display, file handling and extensive print formatting.
An Atari 8-bit disk operating system developed by the DLT team. It provides a command line, directories, file utilities and device drivers.