.CSD File Extension

File Type 1

Steam Game Data Backup File

Developer Valve
3.8  |  35 Votes
Category Backup Files
Format N/A

What is a CSD file?

A CSD file is a backup file created by Steam, a gaming service that allows users to download and manage Valve games. It contains backup game data, similar to a .SID file, and can be used to restore a game that has been deleted.

More Information

To restore a game from a CSD backup, select Steam → Backup and Restore Games... and choose the file. The CSD and corresponding .CSM files are is located in the appropriate game folder in the "Steam Backups" folder.

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Programs that open or reference CSD files

Updated June 11, 2016
File Type 2

Compact Shared Document

Developer Dream To Reality
3.6  |  14 Votes
Category Page Layout Files
Format N/A

What is a CSD file?

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.

More Information

NOTE: Dream To Reality CSD Reader is discontinued and no longer available for download.

Programs that open CSD files

Dream To Reality CSD Reader
Updated October 9, 2015
File Type 3

Manga Studio Scene File

Developer CELSYS
3.3  |  9 Votes
Category 3D Image Files
Format N/A

What is a CSD file?

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.

More Information

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.

Programs that open CSD files

Updated June 14, 2016
File Type 4

POEM / Huskygram / Singer EU Embroidery File

Developer N/A
3.5  |  2 Votes
Category Data Files
Format Binary

What is a CSD file?

A CSD file is a computer-aided manufacturing (CAM) design used by Poem, Huskygram, and Singer EU embroidery machines. It contains instructions, such as "stop," "jump," and "trim" for creating an embroidery design on a piece of fabric with a sewing machine.

More Information
Screenshot of a .csd file in BERNINA ARTlink 8
CSD file open in BERNINA ARTlink 8

The CSD format is one of several stitch-based embroidery formats. Other common formats include .JEF, .SEW, .PES, .PEC, and .HUS.

Embroidery formats are typically utilized by specific embroidery machines. CSD files are supported by POEM (Personal Options Embroidery Machine sold by Passap), Huskygram (sold by Viking), and Singer Embroidery Unlimited (EU) machines.

How do I transfer a CSD file from my computer to a sewing machine?

To transfer a CSD file to a POEM, Huskygram, or Singer EU embroidery machine, insert a USB storage device in your computer. Then, transfer the CSD file from your computer to the connected storage device via File Explorer in Windows.

After transferring the file, eject the storage device from your computer and insert it into the POEM, Huskygram, or Singer EU embroidery machine to transfer the design to embroider it onto the material.

How to open a CSD file

You can open CSD files with various applications, including BERNINA ARTlink (Windows), BALARAD Embird Studio (Windows), and Melco DesignShop (Windows). BALARAD Embird Studio and Melco DesignShop also enable you to convert CSD files to other embroidery and image formats, such as .PES, .JEF, .JPG, and .PNG.

Programs that open CSD files

Updated April 8, 2021

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