programming: A program that can be run on its own. A correctly written and compiled program is a stand-alone, as is a demo program with a run-time engine.
An autonomous or hybrid photovoltaic system not connected to a grid. May or may not have storage, but most stand-alone systems require batteries or some other form of storage.
Refers to an insurance plan being sold by itself and not being bundled with another product. For example: Selling life insurance on its own would be "stand-alone." Requiring life insurance to be sold with medical insurance would be a "bundled coverage."