: You can copy KUID lists, export content listings as CSV files, and search for specific items within the CDP. Option 2: Using the Trainz Content Manager (Built-in) The official Content Manager
+ MyLocoPack.cdp - <kuid:123456:1001> Class 37 BR Blue (Clean) - <kuid:123456:1002> Class 37 BR Blue (Weathered) - <kuid:123456:1003> Class 37 Engine Sounds - <kuid:123456:1004> Cab Interior trainz cdp extractor
In the vast, user-driven ecosystem of Trainz Railroad Simulator , content is king. From accurately modeled locomotives and period-specific passenger cars to realistic scenery objects and track layouts, the game’s longevity is powered by a global community of creators. These creators package their work using a proprietary file format known as CDP (Content Dispatcher Pack). While efficient for distribution, this format can be a black box for users who need to inspect, repair, or repurpose assets. Enter the —a small but mighty utility that serves as a key to unlock these digital packages, offering transparency, control, and problem-solving power to the dedicated Trainz user. : You can copy KUID lists, export content
Uncheck the box next to the clean skin and cab interior. Leave the weathered skin and engine sounds checked. Click Extract . These creators package their work using a proprietary
To appreciate the extractor, one must first understand the container it opens. A .cdp file is essentially a compressed archive, similar to a .zip file, but tailored specifically for Trainz. It can contain one or multiple assets (e.g., a locomotive model plus its custom sounds and cab interior). When a user double-clicks a CDP, Trainz’s built-in Content Manager imports it directly into the game’s database. This one-click simplicity is ideal for the average player. However, it offers no visibility into the archive’s contents, nor does it allow selective extraction or manual modification before installation.
Inside a typical CDP file, you will find: