>> CTB file

CTB file format description

Many people share .ctb files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ctb file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ctb files.

2 filename extension(s) found in our database.

.ctb - Color-dependent Plot Style Table

The CTB document files are related to Autodesk AutoCAD. CTB file is an AutoCAD color-dependent plot style table. Plot style tables contain user-defined plot styles.

Autodesk AutoCAD
Document files
- / -
Color-dependent Plot Style Table related extensions:
Steel Markup Language Document
Autodesk QuickCAD Document
Autodesk 3D Studio Max Scene
Autodesk 3D Studio Material Library
Autodesk 3D Studio ASCII Scene Export
Alias Wire File

.ctb - Cherrytree SQLite Database

The CTB data files are related to Cherrytree. CTB file is a Cherrytree SQLite Database. Cherrytree is an hierarchal note taking application.

Data files
- / -
Cherrytree SQLite Database related extensions:
Cherrytree XML Data
Cherrytree Password Protected Data

Naturally, other applications may also use the .ctb file extension. Even harmful programs can create .ctb files. Be especially cautious with .ctb files coming from an unknown source!

Can't open a .ctb file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .ctb file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

stb, dtb, ctf, cbt, ftb, ct, cfb, xtb, cb, tcb, ctn, crb, cgb, vtb, tb

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

MATLAB Component Technology File
TIFF Contone File
Microsoft Compound File Binary
Family Tree Maker Document Backup
Optigraphics Image
Cheat Engine Cheat Table

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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