File Format Specifications (for programmers)
Documentation for the Car Model format. CMX files contain the 3D models for the cars in LFS and are distributed with the CMX viewer package.
Updated for version 0.5Z.
Documentation for the Replay Analyser File format. RAF files contain replay telemetry and can be exported by LFS when viewing a replay.
SPR header format
Updated for version 0.6B
Documentation for the Single Player Replay file header.
MPR header format
Updated for version 0.5X
Documentation for the Multi Player Replay file header.
Updated for version 0.6H
Documentation for Layout files.
CAR info binary format
Documentation for car info files. These files can be exported from inside LFS and contain all information about a car.
SMX and PTH File Downloads and Specifications (for programmers)
FGED GREDG RDFGDR GSFDG