CLUT file format description

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

1 filename extension(s) found in our database.

.act - Adobe Photoshop Color Table

The ACT data files are related to Adobe Photoshop. The ACT file is an Adobe Photoshop Color Table. Adobe Photoshop is a graphics editor published by Adobe Systems. It is the market leader for commercial image manipulation.

Adobe Photoshop
Data files
- / -
Adobe Photoshop Color Table related extensions:
Frame Streams Protocol Data
VecTor5 Output Results Data
Juno Client Software Backup
DL_POLY PDB Trajectory Data
General CADD Attribute Data
PeachText List Manager Data

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

Can't open a .clut 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 .clut file extension is often given incorrectly!

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

clkt, clt, clu, cut, lut

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Lutron RadioRA 2 Project Database
BPM Studio Cue Points Data
Clusse Node Data
VisualBoy Advance Cheat List
CLAN Disambiguation Rules Data
Phantasmagoria 2 8-bit Playback Pallette

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .clut file format, then write to us! >> CLUT file