Lego Mindstorms Sensor Input
- How to make many new homebrew sensors for RCX with links to other sensor projects. Includes information about the book, Extreme Mindstorms: An Advanced Guide to Lego Mindstorms.
- http://www.extremenxt.com/lego.htm

Anders' Mindstorms
- Showcases a variety projects including a Yatzymatic, a Pinball machine, and a cooler. Also includes information on programming and sensors.
- http://www.norgesgade14.dk/index.php

brickOS
- An alternative operating system for the Lego Mindstorms RCX Controller. Includes documentation and downloads.
- http://brickos.sourceforge.net/

Lego Design and Programming System
- Features software for controlling LEGO Dacta serial interface box.
- http://130.64.87.22/ldaps/htdocs/

leJOS
- Java based operating system for Lego Mindstorms RCX. Includes FAQs, downloads, robot files and utilities.
- http://lejos.sourceforge.net

Programing the Lego Micro Scout
- Discusses codes, technical programming, and motor actions for the Micro Scout.
- http://www.elecbrick.com/lego/microscout/

Philo's Home Page
- Lego Mindstorms constructions and tips, NQC programs, LeoCAD instructions and robot that takes panoramic pictures.
- http://www.philohome.com/

WebBrick
- Software to allow control of your LEGO Mindstorms robot over the Internet using an interface on your webpage.
- http://www.popbubble.com/Lego/WebBrick/

NQC (Not Quite C)
- 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.
- http://www.baumfamily.org/nqc/

Macs Robots
- Contains Mindstorms constructions and tips. With NQC programs and building instructions for most models.
- http://home.arcor.de/markus.matern/index.html

Techno-Stuff
- Provides information about Mindstorms RCX sensors, a controller, virtual images of Lego parts, and techniques for building Lego robots.
- http://www.techno-stuff.com/

Mindstormed
- Offers a robo lab challenge contest, RCX expander input, book review, and two Lego projects.
- http://users.swing.be/philippe.jadin/mindstorm.htm

Jumpstation: LightScan
- Features a lightscan built from the Robotics Invention Kit 1.5. Animated photographs and description provided.
- http://www.jumpstation.co.uk/lego/lightscan/

Lego Palm: Tijger Tsou
- A Palm VII handheld device made from nothing but Lego bricks, without using any glue.
- http://www.beanos.com/~tsoutij/legopalm.php

Lego Mindstorms Set Database
- Pictures and description details for 20 model, sets, kits, and systems. Lugnet guide.
- http://guide.lugnet.com/set/?qc=*mindstorms

TFM's Lego Inventions
- Features original ideas, designs, and models including the controlled Lego train crossing, cable car model, inverted hopper, and images of RCX controlled train.
- http://www.akasa.bc.ca/tfm/lego_wr.html

Lego Mindstorms
- Provides the latest official news and information about Mindstorm products. Links to Robohunter 2: Spycity, Stormrunner, 3D: Simulator, missions, tips and tricks.
- http://mindstorms.lego.com/

John Barnes: Mindstorms Projects Information
- Photographs and details for two robotic projects.
- http://www.borg.com/~pinkmice/

Lego Mindstorms Internals
- For Lego supergeeks. A project to reverse-engineer the computer interface in order to make your own software.
- http://www.crynwr.com/lego-robotics/

Fred's World
- Article compares and answers questions about differences between MIT programmable bricks and Lego Mindstorms. Also, features the Lego Robot Design Competition, the active Lego baseplate, and robotic links.
- http://fredm.www.media.mit.edu/people/fredm/

Roligheds Lego Mindstorms
- Detailed descriptions, pictures, NQC-programs and animations of inventions - among them a typewriter and slot machine.
- http://home14.inet.tele.dk/rolighed/

TinyVM
- Very small Java VM, and firmware replacement for Lego Mindstorms RCX. Progenitor of leJOS.
- http://tinyvm.sourceforge.net/