An information providing device has an operation program using information on a structure related to a work robot and information on a processing model related to the structure to execute processing of the processing model by the structure in a virtual space. In addition, the information providing device includes a control section for acquiring data of a development target object including at least one of a new structure and a new processing model from an information processing device used by a developer, executing the operation program using the acquired data of the development target object to execute processing by the development target object in the virtual space, and outputting a processing result by the development target object.