AtariOnline ↗
A Polish portal with news, the Atarum forum, interviews and an Atari resource library. It publishes programming guides, hardware articles, graphics and music material, and meeting reports.

LINKS
Polish and international forums, archives, documentation and websites of hardware and software creators.
A Polish portal with news, the Atarum forum, interviews and an Atari resource library. It publishes programming guides, hardware articles, graphics and music material, and meeting reports.
A portal and forum for the Polish Atari community. Discussions cover programming, repairs, upgrades and emulation of 8-bit computers and other Atari platforms.
An Atari 8-bit users' club with a forum, magazine, and programming and hardware competitions. Some resources are for association members.
An Atari 8-bit forum covering programming, emulators, upgrades and repairs. Users and project authors take part in discussions.
An Atari file archive: books, magazines, software and collections from former websites.
An archive of documentation, software and demoscene material. It includes creators' collections, party productions and copies of former websites, covering other Atari platforms too.
Boštjan Gorišek's Atari 8-bit portal. It contains a catalogue of hardware, software, books and demos, plus source code and information about authors and publishers.
An archive of British magazine Page 6, later New Atari User, and its accompanying software libraries. It contains contemporary articles, listings and guides; Atari ST material is separate from XL/XE.
An Atari software and document database with a separate 8-bit section. Software entries include release information, manuals, packaging scans, advertisements and press material.
Tomasz Biela's MADS assembler and Mad Pascal compiler. Software, source code and documentation for developing Atari programs on a modern computer.
The DLT team develops SpartaDOS X. Its website provides images for supported cartridges and expansions, a manual, drivers and system change notes.
MadTeam software for Atari and PC, including Atari Graphics Studio, file managers and compressors.
An Eclipse-based environment connecting an editor with assemblers and compilers. Installation instructions and examples cover Atari 8-bit and other 6502 platforms.
A C compiler, assembler, linker and libraries for 6502 processors. Atari documentation covers building programs, memory layout and library functions.
Jonathan Halliday's Atari XL/XE word processor. Releases and manuals describe memory, supported DOS systems and editor commands.
An SIO peripheral emulator running on a modern computer connected to Atari through SIO2PC. The repository includes source code and instructions for disk images, printer and cassette support.
Bocianu's Atari software and documentation. Resources include sprite and display-list editors, graphics tools, and writing about the 6502 and FujiNet.
An Atari graphics editor with a manual and artwork gallery. It combines character graphics, PMG objects and raster colour changes, exporting assembly source or a display program.
An Atari XL/XE SAP music archive, with tune and composer search and information about players.
An Atari 8-bit music player and converter for modern computers and mobile devices. It supports SAP files used by ASMA and other Atari music formats.
POKEY tracker source code and releases, composition instructions and file format descriptions. Older RMT documentation is also available.
An Atari graphics converter: source code, image preparation and conversion settings, and XEX program export.
A retro hardware manufacturer and shop. Its Atari section includes SIO interfaces, storage devices, and memory and graphics upgrades, with installation instructions.
A network peripheral project originating on Atari 8-bit. It provides firmware, setup guides, network service documentation and supported-platform information.
An Arduino disk drive emulator with a touchscreen. The repository contains firmware, an SIO wiring diagram, and information about compatible displays and configuration.
Illustrated Atari computer, drive, plotter and accessory repairs and modifications. Articles include internal photographs, measurements and diagnostic steps.
Atari 400/800/XL/XE projects and guides, including cases, labels and 3D-printable parts.
An archive of the Polish Atari XL/XE scene: party reports, competition results, articles and links to productions and tools.
An event for Atari creators and users. The website provides organisational information and competition rules for graphics, music, demos and other scene productions.
An archive of a completed podcast about Atari software. Episodes explore historical applications and experiences of using them.
Avery Lee's Windows emulator website provides downloads, source code, change history and Atari technical documentation. The emulator includes a code and memory debugger.
An open-source, cross-platform Atari 8-bit emulator. The website provides releases, supported model and media lists, and launch-option documentation.