Optimizing a 6502 image decoder – part II: assembly

Optimizing a 6502 image decoder, from 70 minutes to 1 minute

Speed-coding for the 6502 – a simple example

Yes, the Apple II MouseCard IRQ is synced to the VBL

Glider for Apple II

Quicktake for Apple II

Quicktake 100 for Apple II

Mastodon for Apple II

MastApple//C, a Mastodon client for the Apple II (//C and ][e)