.RSO File Extension

Proprietary audio format used by LEGO's programmable Mindstorms NXT robot; RSO files are typically used to play short alerts or other system sounds; they can be converted to standard .WAV files using the RSO conversion utilities.

Script used by ARIS business reporting software; used for generating a report that evaluates the database at the Object level (other levels are Database, Group, and Model); used for providing business intelligence analysis.