An alternative operating system for the Lego Mindstorms RCX Controller. Includes documentation and downloads.

Features a lightscan built from the Robotics Invention Kit 1.5. Animated photographs and description provided.

Pictures and description details for 20 model, sets, kits, and systems. Lugnet guide.

A Palm VII handheld device made from nothing but Lego bricks, without using any glue.

NQC is a C-like language for programming the LEGO robot. Provides a text based alternative to the graphical bricks that comes with the RIS. See BricxCC for a nice user interface to the NQC compiler.

Lego Mindstorms constructions and tips, NQC programs, LeoCAD instructions and robot that takes panoramic pictures.

Features original ideas, designs, and models including the controlled Lego train crossing, cable car model, inverted hopper, and images of RCX controlled train.

Very small Java VM, and firmware replacement for Lego Mindstorms RCX. Progenitor of leJOS.