Paradroidz - a free Paradroid remake in 3D using the jPCT 3D engine for Java
http://www.jpct.net/paradroidz/index.html
"This site is dedicated to a free 3D remake of the Commodore C64 classic game Paradroid by Andrew Braybrook/Graftgold."
Birth of a Paradroid. part I. courtesy of Dave Foreman.
http://www.zzap64.co.uk/zzap3/para_birth01.html
"By the time the series is complete you'll have obtained a unique insight into the way a software house goes about its work."