ue-version

A tool that analyses Unreal Engine 4 and Unreal Engine 5 based games and determines what version of the engine was used to build the game.

Usage

./ue-version.sh <directory>

Requirements

• exiftool
  • Arch: sudo pacman -S perl-image-exiftool
  • Debian/Ubuntu: sudo apt install libimage-exiftool-perl
  • Fedora: sudo dnf install perl-Image-ExifTool

Examples

./ue-version.sh "~/.local/share/Steam/steamapps/common/Jusant"
5.1.1.0

./ue-version.sh "~/.local/share/Steam/steamapps/common/Stray"
4.27.2.0

Heuristics

This tool uses different heuristics to determine the engine version, listed here from most to least reliable

• analyse_ue_buildversion: Analyses "Build.version", found in UE4 games;
• analyse_ue_exifdata (tools): Analyses exif data for Unreal Engine tools such as "CrashReportClient.exe" and "EpicWebHelper.exe", found in UE5 and UE4 games;
• analyse_ue_buildstamp: Analyses build stamp strings inside game executables, found in UE4 games;
• analyse_ue_exifdata (game): Analyses exif data for the Shipping executable, found in UE5 and UE4 games.

License

This project is licensed under the GNU GPLv2 license. This software may be modified/distributed for commercial or private use but changes to the source code must be published under the same license, containing a copy of the license and a copyright notice.

Developed by AniLeo at [email protected] (C) 2025.