Split It has been suggested that this article or section be split into multiple articles: .vpk and vpk.exe. (Discuss) VPK (Valve Pak) files are uncompressed archives used to package game content. Valve's post GCF games store materials, models, particles, choreography scenes and many other file types in VPK files. Executable and some archive files are discarded by vpk.exe: .zip, .reg, .rar, .msi, .