An sd file extension is related to the Microsoft Train Simulator computer game. An sd file contains game data.
SD file extension - Train Simulator shape definition
What is sd file? How to open sd files?
File type specification:
The sd file extension is used for shape files in Microsoft Train Simulator, a train simulation video game for Microsoft Windows, developed by Microsoft Games.
The sd file contains shape definition data.
The default software associated to open sd file:
Company or developer:
Microsoft Corporation
Train Simulator is train simulation computer game for Microsoft Windows. Train Simulator is including detailed 3-D cabs, locomotives, and rolling stock with real-world physics, functioning signals and switches, passenger/freight loading and unloading, dynamic weather etc.
List of recommended software applications associated to the .sd file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open sd file, edit sd file, convert sd file, view sd file, play sd file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with sd file - Train Simulator shape definition
Click on the software link for more information about Train Simulator. Train Simulator uses sd file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).