krpano is a popular, widely-used, and highly-regarded panorama viewer software that allows users to create stunning, interactive 360-degree panoramas. It's a versatile tool used by professionals and hobbyists alike for creating immersive virtual tours, architectural visualizations, and panoramic images.

A krpano license refers to the permission granted by the software's creator, Thomas Rauscher, to use the krpano software for personal or commercial purposes. The license determines the terms and conditions under which the software can be used, distributed, and modified.