PROTOTXT file format description

Many people often share .prototxt files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .prototxt files. To address this issue, we have created this page to offer assistance and guidance on handling .prototxt files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .prototxt files.

Our aim is to simplify the process and promote seamless use of the .prototxt file format.

1 filename extension(s) found in our database.

.prototxt - Caffe Protocol Buffer Definition Data

The PROTOTXT data files are related to Caffe. The PROTOTXT file is a Caffe Protocol Buffer Definition Data. Caffe is a deep learning framework made with expression, speed, and modularity in mind. It is developed by Berkeley AI Research (BAIR) and by community contributors.

Category:Data files
Magic:- / -

Caffe Protocol Buffer Definition Data related extensions:

Be careful.

It is important to understand that the .prototxt file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .prototxt extension to create files. This includes potentially harmful programs or malware that may generate .prototxt files for various purposes. Be especially cautious with .prototxt files coming from untrusted or unknown sources.

Can't open a .prototxt 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 an extension, you receive the following message:

Select an app to open this .prototxt file

To set the .prototxt file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .prototxt file association. Many applications can open .prototxt files without requiring any specific file association to be set.

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

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

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