Experica is a distributed system for neuroscience/phycology/behavior studies, currently composed of three programs which can reside on different machines on IP network.

1. Command is the control center for the system and the server for other Experica programs.
2. Environment is a client of Command, presenting experimental environment in which subjects are tested.
3. Analysis is a client of Command, processing data, visulizing results and sending control signals in real time close loop.