Robots able to walk by active or pasive actuator.
Applied in humanoids, exoskeletons and bio-mimetically inspired.
Type of walk
Walk displacement can be reproduced by any number of legs; some other motions can be development by legs like: jump, run, climb, etc.

Bipedal robot
Walking with Robots.
Royal Academy of Engineering - London Engineering Project.
England - 2007

Quadruped Robot
Quadruped walking robot.
Electro-Pneumatics Robot with Quadruped Locomotion Controlled via AS-i Fieldbus.
Colombia - 2000

Hexapod Robot
Six Legs robot with 18 DOF.
Bio-mimetically inspired spider like robot.
England, Colombia - 2008

Humanoid Robot
Bipedal Robot controlled via wirelessly.
Humanoid robot with 3 DOF Legs and 4 DOF Arms.
Colombia - 2009

Motion Capture Robot
Humanoid robot for 3D capture animation motion.
Pasive motion robot with 16 DOF.
Colombia - 2013

Exoskeleton Robot
Bipedal walking robot.
Exoskeleton Robot for Elderly and Disabled Persons.
Sweden - 2011

Centipede Micro-robot
Walking micro-robot with electromagnetic actuations.
Bio-mimetically inspired centipede like robot.
Korea - 2015