Usefull Links
nxtOSEK is an open source platform for LEGO MINDSTORMS NXT. It is necessary to create a link between Matlab/Simulink and Lego MIndstorm NXT
RTAI-XML is a server component of the Real Time Application Interface (RTAI) project, implementing a service oriented way to design and develop Real Time (RT) control applications.
Editing Site
A simple way to convert formulas from latex to jpg (or others formats), in order to insert them in this site.
Another site like Roger's Online Equation Editor.
LEGO Digital Designer is a free LEGO software. It lets to build with LEGO on own computer. It is downloadable from LEGO site.
LeoCAD is a CAD program that uses bricks (not only from LEGO) found in many toys. Most of the libraries were created by James Jessiman, the author of LDraw.
LDraw™ is an open standard for LEGO CAD programs that allow the user to create virtual LEGO models and scenes.