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Filename extension
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Navigation: Home > SU file

Informations about the SU filename extension and the file formats associated with it

We collected the information you should know about the .su filename on this page. If you were sent a(n) .su file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.su - SUwin Project

The SU file is a Project file, which is connected to the SUwin Project according to our registry. With the adequate settings, the SUwin Project (.su) files can be opened or converted with the help of SUwin.

Format description:
SU format description not yet available
Magic string:
- / -
Related links:
Related extensions:
uVision Project
Mixcraft Audio Project
ActivePresenter Project
AutoREALM Project
SDL Trados Project Template
MissionMaker Project

Important! Programs other than the ones listed above may also use the .su file extension. Even harmful programs can create files with the .su extension to store data in them. Always be careful with .su files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .su file can’t be opened on your computer?

If the program necessary for opening the .su file is installed properly on your computer, then the quickest and simplest way to open the .su file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .su file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .su extension

The .su filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .su files.

cu, wu, sy, sj, sh, us, sk, si

Maybe you’re not even looking for the .su file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .su extension. It’s possible that the one you’re looking for is among them.

CUDA Source Code
Watchfire Bobby URL List
Unix Shell Script
Euphoria Include File
AutoDesk Softimage Document
Safari History Index

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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