License Agreement
Webots Source Code
Webots is released under the terms of the Apache 2.0 license >agreement.
Apache 2.0 is a industry friendly, non-contaminating, permissive >open source license that grants everyone the right to use a >software source code, free of charge, for any purpose, including >commercial applications.Webots Sample Simulations
Webots sample simulations include world files, robot and object >models, robot controllers, plugins, libraries, etc.
Generally, all the sample simulations source files distributed with >Webots have a license header referring to the Apache 2.0 license, >except for a few robot and object assets (proto files) which are >distributed under the terms of the open source Webots Assets >license agreement >and a few sample simulations which were contributed by users under >various license agreements, mostly open source ones.
In any case, the license agreement is explicitly included in the >corresponding files and/or folders.