OSU File

What are OSU files and how to open them

Are you having problems opening an OSU file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your OSU files.

What is an OSU file?

OSU files have multiple uses, and Osu! Beatmap Note Timing Data is one of them. Read more about the other uses further down the page.

Osu! Beatmap Note Timing Data

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open OSU files

Important: Different programs may use files with the OSU file extension for different purposes, so unless you are sure which format your OSU file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested two different OSU openers which you will find listed below.

Last updated: May 19, 2024

All known file formats using extension .OSU

While Osu! Beatmap Note Timing Data is a popular type of OSU-file, we know of 2 different uses of the .OSU file extension. Different software may use files with the same extension for different types of data.

Osu! Script

We know that one OSU format is Osu! Script. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of OSU files. Remember, different programs may use OSU files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about OSU file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.