.CSB File

File extension csb is associated with Corel PHOTO-PAINT, a vector graphics editor developed and sold by Corel Corporation.

A .csb files contains scripts used by Corel PHOTO-PAINT, part of CorelDRAW Graphics Suite.

How to open:

Use Corel Photo-Paint to use .csb script files. Perhaps you can open and edit these files using any text editor.

How to convert:

It appears that there is no way how to convert .csb files to other formats.