All about GUI Files

The GUI file type is primarily associated with Dedicated editors.

GUI	File extension: GUI
	File type:	configuration file

What is a GUI file

GUI files mostly belong to Dedicated editors. GUI files are files that hold the definitions for a software's user interface. They contain the layout and configuration for what you see on the screen such as buttons, menus, and panels.

Game Interfaces: Many games use these files. For example, titles running on the Clausewitz Engine like Hearts of Iron IV and Crusader Kings III use GUI files to set up in-game menus and other interactive elements.

Development Tools: Some applications, such as LabVIEW and Android Studio, rely on GUI files to store interface configurations. They can also be found in environments that use specialized GUI description languages like those in DrRacket or Dr. Explain.

Customization and Modding: These files may use plain text or structured data formats (for example XML or JSON), which makes it possible for advanced users to manually modify or tweak the interface elements. This is especially common in gaming communities.

The file format lets the program know how the elements are arranged and interact with user inputs. In most cases, the files are best managed with the original editor associated with the software, although a text editor can be used if the file is in a text-based format.
FilExt.com tip: Always back up the original GUI file before making any changes to avoid unintended issues.

How to open GUI files

You need a suitable software like Dedicated editors to open a GUI file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your GUI file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a GUI file directly in the browser:. Just drag the file onto this browser window and drop it.

Online GUI Text Viewer

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Programs that open and convert GUI files:

Dedicated editors
See the previous paragraphs to learn more about the main application. GUI files are often referred to as Dedicated editors data files because this type of file is primarily created or used by this software.
Doom (User Interface Information) by Id Software, Inc.
Doom is a computer game by originally written by id Software in 1993. It is considered a landmark title in the first-person shooter genre. It is widely recognized for its pioneering use of immersive 3D graphics, networked multiplayer gaming on the PC platform, and the support for players to create custom expansions (WADs). This file provides menus and HUD in Doom 3 engine-based games.
GUI Design Studio (Project File) by Caretta Software Ltd.
GUI Design Studio is a graphical user interface design tool for Microsoft Windows that you can use to create demonstration prototypes without any coding or scripting.

GUI file format:

To view or edit GUI files you need to know the file format, because it determines how the data in this file is stored. The file format can be deduced from the file extension and the signature. Nonetheless, different programs can utilize the same file extension to represent distinct file formats. Double-clicking on the file often results in an error when opening. If there are problems opening a file, you must first determine the file format used. Below is our analysis of the GUI files:

The GUI extension is quite commonly used. The file itself is used by a few programs, each with its own file format. The file formats most commonly found in GUI files are:

25% of all GUI files start with the bytes guiTypes = { crucial for this file format. These files are not plain text files, so they also contain binary data. A typical file size is 15 KB. The file type was developed only in the last few years. The keywords guiTypes = {, name, position, size, backGround, containerWindowType = {, moveable, windowType = { and height are typical for these files. Such GUI files store data about music, countrytechtreeview, topbar, radio, view, macrobuildinterface, mapicons and country.
15% of all GUI files have the same signature GUI. They consist of unreadable binary data. GUI files are between 2 KB and 150 KB in size. Certain words are almost always found in the files, such as GUI V3.28. Examples of file names are parts.gui. Files like these have the following tags: bonus, popinfo, item, game and mipc.

The remaining 60% of all GUI files are files with no common format, frequently e.g. GUI Design Studio design, XML, header, TRGUIDescFile, Asura, stack, iuGR and EVOSBIG. Files like these are sometimes linked to window, ready, phase, screen, ship, preload, widget, event or lobby. Just click the "Choose your .gui file to analyze" button on this page to find out what your GUI file is.

Technical Data for GUI File Extension

File classification:

Data

Related files:

res, ui, gfx, gui4cli, fgui, etbp, uip, dds, asr, asset, gu, eta, atlas, yml, tga, txt, gmd, exe, eth, etb, zip, png, dsg, jbl, d3t, xml, json, cfg, ini

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: MXgui
EXEFile: %ProgramFiles%\mfw\pfe\pfe32.exe %1

a gui configuration file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with GUI files

Associate the GUI file extension with the correct application.
Update your software that should actually open configuration files. Because only the current version supports the latest GUI file format. Search, therefore, e.g. on the manufacturer website after an available Dedicated editors update.
To make sure that your GUI file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
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