I found the source code to the original 1996 version of my Breakout clone PowBall DeluXe and have recompiled it to work on modern computers (works very well on Windows 10). And It's now free!
https://alchemizt.itch.io/powball-deluxe
In case you missed it, I also recently made a brand new Breakout game from scratch called PowBall Renaissance, designed new graphics but used the old music from PowBall DeluXe: