Yabasic:BASIC-derivative interpreter for Unix and Windows, with added looping and library capabilities. GPL. Contains documentation, FAQ, wiki and discussion board.
Home of the Lemming: Programming for the PlayStation2 in Yabasic and PS2Linux. Games, demonstrations and Blitz basic programming.
Introduction to Yabasic: Michael B. Huffman's lengthy tutorial. Single page with examples and tables.
Playstation-Basic Forum: Very active bulletin board specifically for this variant of Yabasic. Forums include code exchange, tweak support and banter. Also covers Blitz Basic.
Playstation-Basic.com: Official site of this variant of Yabasic, which is also featured as a free bonus program on the PlayStation 2 inbox demo disc in Europe and Australasia.
Programming in Yabasic: William G. Albrecht's lecture notes for writing programs in Yabasic. Single page with simple and complex examples.
Some Yabasic Programs: Hermang Mansilla's free code repository, featuring standalone programs, libraries and experimental scalable fonts.
YABasic Programs: Free code repository with a few programs for download.
Yabasic Realms: Free code repository. Home of YabEdit 2000, a freeware editor specifically designed for Yabasic syntax (Windows 95+, requires VB6).
YaBasic: The beginners choice: Introduction and very brief tutorial with short examples by Michael "Cup of Squirrels" Garwood.