This repository is a trimmed down (contains only technical information, no projects/news/links) version of the RollerCoaster Tycoon Technical Depot. (which is no longer live)
In more detail, this repository contains file formats, checksum methods, and encoding/encryption methods used in Roller Coaster Tycoon 1, 2 and 3, as well as Locomotion.
The content (and the original website) is copyrighted by James Hughes (aka DoctorJ).
All credit for the information within these archived pages goes to him and numerous other contributors.