A computer-implemented for sharing the results of computing operations among related computing systems may include: 1) identifying a need to perform a computing operation on a file, 2) identifying a unique identifier associated with the file, 3) determining, by using the unique identifier to query a shared store that is shared by a group of related computing systems, that at least one computing system within the group of related computing systems has previously performed the computing operation on an instance of the file, and then 4) retrieving the results of the computing operation from the shared store instead of performing the computing operation. Various other methods, systems, and computer-readable media are also disclosed.