the unattainable mission of documenting every BASIC yet implemented https://everybasic.info/ 2026-04-05T16:22:44+00:00 https://everybasic.info/ https://everybasic.info/lib/exe/fetch.php/wiki/dokuwiki.svg text/html 2023-03-18T05:23:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://everybasic.info/doku.php/basics/atari/ataplus?rev=1679117035&do=diff ataplus Atari BASIC A+ ataplus Keywords All of Atari BASIC plus: A disk-based extension to the original Atari BASIC, made by Shepardson Microsystems and distributed by Optimized Systems Software (OSS) in 1981. It modified some commands and made them faster, while bringing in 43 new instructions for graphics, games development and debugging. text/html 2024-01-18T01:18:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://everybasic.info/doku.php/basics/atari/atari?rev=1705540711&do=diff atari Atari BASIC atari Keywords This site calls "Atari BASIC" the Revision C of the original, buggy and slow BASIC made by Shepherdson Microsystems in 1979 for the first 8-bit home computers from Atari, the videogames giant of the day. It was not bundled with the machines, but sold separately, cramped into an 8kB cartridge which had not been enough for the 6502 port of text/html 2023-03-18T04:51:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://everybasic.info/doku.php/basics/atari/atxl?rev=1679115100&do=diff atxl Atari BASIC XL atxl Keywords all of Atari BASIC plus: Atari BASIC XL was released in 1983 as a cartridge for the Atari XL line of 8-bit computers. As such, it was not an extension, but a complete replacement for the original, already aged Atari BASIC. Comparison of reference manuals for Atari BASIC is actually confusing because the original and the XL version seemed to co-exist for a while. According to an