You must have an Egosoft forum account with a registered X-series game or a linked Steam account to access the download. Steam Library : Search for
: It functions as both a command-line tool and a GUI (Graphical User Interface) for managing game archives. General Tool Capabilities
To view game files, you must unpack the 01.cat , 02.cat , etc., files found in the main X Rebirth installation folder. the Catalog Tool GUI. Select the .cat file you wish to unpack (e.g., 01.cat ). Choose an output directory. Click "Unpack" . 2. Compiling Files (Packing) X Rebirth Catalog Tool 1.10
Unpack .cat files into loose folders or pack loose files back into a functional .cat / .dat pair.
Version 1.10 introduces stability fixes, better compression algorithms, and full compatibility with the latest X Rebirth expansions, including The Teladi Outpost and Home of Light . Key Capabilities You must have an Egosoft forum account with
A text-based index file containing metadata, file paths, and byte sizes.
[X Rebirth Main Folder] ├── 01.cat / 01.dat (Core Assets) ├── 02.cat / 02.dat (Core Assets) └── [Extensions] (DLC and Mod Catalogs) Open the X Rebirth Catalog Tool 1.10 interface. the Catalog Tool GUI
This efficiency is why the Civil War and Conquest & War overhaul mods for X Rebirth were possible. Their authors used 1.10 to inject thousands of small changes without corrupting the base game catalogs.
Check for corrupted catalog structures or missing byte offsets.