A 3D simulation environment with realistic physics for developing walking or rolling robots using a visual programming language. Run MS Windows. No source code available.
http://www.natew.com/juice
A component-based Java toolkit enabling rapid development of FIPA compliant physical agents. Source code is available under an Open Source-like license.
http://fipa-os.sourceforge.net/
A modeling environment for simulating hexapod 6DOF robotic tool platforms (Stewart Platforms). The software includes C++ source code and is Free Software licensed under the GNU GPL.
http://www.i-way.co.uk/~storrs/lme/HexapodSoftwareModel.html
A vision systems and software engineering consultancy.
http://www.kentec.it
An object oriented robotics simulation toolkit in C++. Includes forward kinematics, inverse kinematics, torque, acceleration and other functionality. ROBOOP is Free Software licensed under the GNU GPL.
http://www.cours.polymtl.ca/roboop/
Machine vision technology research and development into neural networks for food classification, X-ray and piezoelectric sensing. Designers of the BoneScanTM contaminant detection systems used in the poultry and food industries.
http://www.spectralft.com/
A universal 3D robot simulator for MS Windows developed as a plug-in module for the 3D-modeller LightVision3D. User may create worlds and arbitrary forms of robots with as many sensors as desired.
http://iwaps1.informatik.htw-dresden.de:8080/Robotics/Easybot%20%28Discontinued%29/Easybot
ODE is a platform independent C++ library for simulating articulated rigid body dynamics; ground vehicles, legged creatures, or moving objects. Supports advanced joints, contact with friction, and built-in collision detection. ODE is Free Software licensed under the GNU GPL.
http://opende.sourceforge.net/