Apple II convention – July 15–20, 2025
By Ivan Drucker. Wouldn’t it be great if you could put whatever machine language you wanted into a standard Applesoft program with practically no performance, dependency, or stability issues? With Slammer, you can! Slammer is a new method for installing and executing machine language routines, at machine language speed, using 100% legal Applesoft. This presentation will …
Hosted by Ken Gagne. Juiced.GS, now the longest-running and last remaining Apple II publication in print, has been providing retrocomputing enthusiasts with news, reviews, interviews, and how-tos for 15 years. Where do we go from here? The past, present, and future of this quarterly Apple II journal merge in three exciting announcements that will change Juiced.GS …
Don’t miss Melissa Barron. Through custom coding and modification, Melissa has modified the classic Oregon Trail to use in-game text that?s a blend of l337, chatspeak, and LOLcats syntax. Learn about the process of hacking this game and see it in action on an Apple IIc.
From Geoff Weiss. GNO/ME is an open source UNIX-like extension for the Apple IIgs. Version 2.0.6 was released in 1999 (now being presented at KFest for the very first time) and has been often described as a central component to what would be included if GS/OS would have advanced. Topics covered will include how it …
By Stavros Karatsoridis. Ever want to use your Apple II as a terminal for your Macintosh? Come learn what cables, adapters, and software are needed to connect your Apple II to the Terminal application in Mac OS X.
What will Wayne Arthurton have in store for us? Recent experiments with fractal algorithms in pure Applesoft BASIC have revealed methods for optimizing code to achieve acceptable speeds on my 4Mhz IIc Plus. This session demonstrates the effects of using and optimizing user-defined functions, vari able reuse, variable allocation order, and other techniques for improving …
Don’t miss Ken Gagne. The Apple II was a fantastic gaming machine. You may not have daily access to this vintage hardware, but many of its best entertainment titles have been remade for the Macintosh. Revisit classics like Arkanoid, GShisen, and Dark Castle in this session that showcases the best of new and old.
From Martin Haye. Super-Mon is a set of fancy extensions to the Apple II system monitor. This fairly technical session will follow the creation of a small but interesting assembly language program that demonstrates the concepts and capabilities of Super-Mon.