Example Code 3D-Demo V.1.61 The following source code resembles V.1.61 of the 3D-Demo from May 2017 and gives all the necessary insights in basic 3D-algorithm design back in the days. Following versions of the demo kept the basic calculation routines and just got some new features concerning object data handling and …

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6502 Assembler: Profiling your assembly code ChamP is a 6502/65C02 emulator / profiler that enables you to really get to know where you spend your cycles in your code. Features full, cycle-accurate 6502/65C02 emulation HIRES screen output as animated GIF with exact frame timing calculation of average frame rate (if …

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Identify-][ is an easy to use hardware detection tool for all types of Apple II computers with a floppy drive. The software runs directly from 5.25” floppy. There is a DOS 3.3 and a ProDOS version with identical detection scope. However, the ProDOS version requires 64kB of RAM so for 48kB systems only the DOS 3.3 …

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Some people will be familiar with the classic ‘Defender’ game from the 1980’s, yet weirdly, I know the game as ‘Planet Invasion’ on the ‘Dragon 32’ computer. It has become apparent that the game was either copied or bought under licence. Anyway, I always thought it would be interesting to do a simplified Low Resolution …

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We are happy to present Dan's Demos a collection of various Lores and Hires demos written mainly by Daniel Henderson. This collection is a sampler of ten disk images each containing a piece of Apple ][ art from the last couple of years. Enjoy this vast amount of creativity by one of the best Apple ][ graphics and game …

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We are happy to present Marc's Demos a collection of various Hires, Lores and Double Lores demos written by Marc Golombeck. This collection is a sampler of six disk images each containing a piece of Apple ][ art from the last couple of years. Enjoy this sampler of various old school demo effects with background music! …

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We are happy to present Sliding Puzzle a Lores puzzle game written by Daniel Henderson Sliding Puzzle is a Lo-res version of the popular hand held game with different selectable puzzles, written using Sellam Abraham's Greasy system. Try to solve all 5 different puzzles with this challenging puzzle game with as little …

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