.CSD File Extension
File Type 1Steam Game Backup File
Backup file used by Steam, a gaming service that allows users to download and manage Valve games; contains backup game data; similar to a .SIS file.
To restore a CSD backup file, selectand choose the file. The CSD file is located in the appropriate game folder in the "Steam Backups" folder.
File Type 2Compact Shared Document
|Developer||Dream To Reality|
|Category||Page Layout Files|
Electronic document format used for storing converted image and text file in a standard format; saves documents in a compressed format up to 10 times smaller than the original; can be viewed on a PC and various mobile devices.
NOTE: Dream To Reality CSD Reader is discontinued and no longer available for download.
File Type 3Manga Studio Scene File
|Category||3D Image Files|
3D scene created with the 3D Sketch component of Manga Studio comic book design software; often includes a 3D model of a comic book character, building, or other scenery; can be texturized and imported into a comic book.
3D Sketch is only available with the Manga Studio EX version. Manga Studio became Clip Studio Paint in 2015. It is also known as ComicStudio in Japan.