A Technical Guide To Building Fighting Robots
   Lots of detailed information about designing and building fighting robots, including the physics behind different weapons, speed controllers, motors and batteries.
   http://homepages.which.net/~paul.hills/

Al's Robotics
   Tutorials for those interested in building BEAM and PIC Micro controller based robots with tutorials and photos.
   http://www.alsrobotics.co.uk

Build a Robot for Under $50
   Detailed introduction to robot building with step-by-step information on the chassis, drive train, controller, and sensors.
   http://lcamtuf.coredump.cx/robot.txt

Build a Robotic Webcam
   Describes how to build a robotic pan and tilt webcam using two servos and a PIC controller. The finished device can be controlled from a PC's serial port.
   http://www.thevortex.nl/index.php?head=webcam

Dick Cappels' Project Pages
   An assortment of microcontroller projects for robotics and other embedded applications. Projects include a software component, a hardware component, or both. The information and source code is proprietary. The license allows free (gratis) download and use
   http://projects.cappels.org/

Evil Robotics
   Specializes in designing and building fighting robots. Robot design tips and downloadable SolidWorks parts files.
   http://www.evilrobotics.net

FastCharged
   DIY (Do-it-yourself) robotics and electronics including radio control (R/C) toys.
   http://www.fastcharged.org/

GPS Bots
   Discussion forum, how-to's, guides, gallery and information concerned with the use of GPS for robots.
   http://www.gpsbots.com/

Handyboard from MIT
   Offers an affordable, nearly plug and play and fairly well documented microcontroller board supporting several digital and analogue ports, the ability to control four motors, and an LCD.
   http://handyboard.com/

Jones on Stepping Motors
   A tutorial on the use of computer controlled stepping motors.
   http://www.cs.uiowa.edu/~jones/step/

Open Automaton Project
   An open PC-based mobile robot reference design, for navigating autonomously in home or office environments. The project goal is provide a standard implementation based on the best available standards for mobile robot design. The source code, circuit schem
   http://oap.sourceforge.net/

PC in Control
   Tutorials on the use of computers in automation, control and robotics. Includes simplified descriptions of feedback, proportional control, derivative control, and integral control.
   http://www.pc-control.co.uk/

PPRK: Palm Pilot Robot Kit
   The Palm Pilot Robot Kit is a design for an easy-to-build, fully autonomous robot controlled by a Palm handheld computer.
   http://www.cs.cmu.edu/~reshko/PILOT/

Pekee
   Web gate dealing with robotics. Intended for robotics fans, A.I, robotics and technology. Site includes news, articles, information about robotics and technology.
   http://www.pekee.fr/

PiC Electronics Projects
   Electronics Projects using PIC microcontrollers including EEPROMs, USB, LCD, wireless modules, i2c, compass, and tilt sensor. Projects may be used for educational purposes but not commercially.
   http://users.skynet.be/bk317494/

Robot building forums and resources
   UK based site for robot builders of all levels; tutorials, resources, competitions and forums for electronics, programming, mechanics, B.E.A.M. and fighting robots.
   http://www.robotbuilder.co.uk

Robotics Bookmarks and Other Trivia
   Plenty of links to other hobby robotics sites.
   http://www.verinet.com/~dlc/botlinks.htm

Robotics Universe
   Support site for the book, Robot Builder's Bonanza, and, hopes to become a repository of useful robotics information.
   http://www.robotoid.com

Robots' Home
   Information and photos that detail the construction of three similar robots based on the 68HC11 microcontroller.
   http://7sky.de/robot/

Society of Robots
   Tutorials on how to build a robot at any skill level with pictures, parts lists, and basic term definitions.
   http://www.societyofrobots.com

Stepbots
   Detailed construction notes for creating robots based on direct-drive stepper motors salvaged from disk drives. A PIC 16F84 is used for control. Site includes diagrams and schematics.
   http://www.voti.nl/stepbots/

University of Alberta EE401 Robot Pages
   Tutorials, drawings, and general information on a variety of robot building topics including the Handy Board, motors, sensors, and programming in C.
   http://www.ee.ualberta.ca/~verret/ee401/

Vex Fan
   Discussion forum for Vex Robotics kit owners.
   http://www.vexfan.com/