There are 2 repositories under apple-ii topic.
volksFORTH is a 16bit Forth System maintained by the German Forth Gesellschaft e.V.
Apple II ProDOS-8 system files that run on startup and install clock drivers, ramdisks, and other utilities
Notepad++ Syntax Highlighting for 6502 Assembly (and NESASM)
Reverse engineered Apple II products
Apple Software Analysis WorkShop - Tools for the Apple II
Small patch to Charles Mangin's awesome web page that displays 4AM's Apple II and classic Mac crack movies
Making MPF-II Micro-Professor computer (6502) fit for modern life
Homemade floppy disk emulator for Apple II series computers
An Apple II program that displays the 256 available characters, with the option to switch to the alternate character set (with MouseText and inverse lowercase, or katakana) on compatible models.
A retro arcade game about catching falling apples made for the Apple II in Applesoft BASIC.
ARCHIVED: A dialect of Befunge for the 8-bit Apple II (or Apple ][+ or Apple //e)
Clone de l'Apple DOS. Liste de commande de l'Apple DOS écrit en Pascal.
An Apple II program that displays the sixteen colors, their names and numbers, and their chrominance and luma values.
Loderunner - bitcoin gold - APPLE-II / ZX80 / remake version