Open 255 file

255 files: what are they and how do I open them?

Unknown file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.255 file type #1: ThumbsPlus software for Windows manage images data

A 255 file extension is related to the ThumbsPlus software for Microsoft Windows from  Cerious Software, Inc.

Further details:

The 255 file extension is associated with the ThumbsPlus, a software for Microsoft Windows operating system that allows users to manage picture images.

The 255 file stores some kind of data used by ThumbsPlus.

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A highly customizable image database with thumbnails and batch editing

.255 file type #2: Gimp graphic editor related data file

A 255 file extension is related to the Gimp picture image editor and used for its data files.

Further details:

The 255 file extension is associated with the Gimp (also known as GNU Image Manipulation Program), a picture image editing tool for Windows, Mac and Linux.

The 255 file stores some kind of data used by Gimp.

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GIMP icon


A free graphics and photo editor and authoring tool

GIMP for Mac icon

GIMP for Mac

Mac version of the popular graphics editor

GIMP for Linux icon

GIMP for Linux

GNU Image Manipulation Program

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.255" has the file extension "255". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.