OSB File Extension

The OSB file extension was created by peppy and is also known as the Osu! Storyboard File. OSB is classified as a Game Files and You can open and render the contents of this file in a Text Editor. You can open OSB files in osu! program.

Osu! Storyboard File Type

Osu! Storyboard File Type
Extension .osb
Developer peppy
Popularity 5.0 (21 Votes)
Mime Type mime-type/not.available
Default Program osu!
Category Game Files
Format Text
Updated 6/1/2025

What is a OSB File Type?

The OSB files are located in the same Beatmaps folder; the installation of the game osu! as the OSZ file they are associated with. Typically, the installation is C:\ Program files\ where you are!\ Beatmaps\, but you may have to create the directory manually.

Free Online OSB Tools & Apps

Access powerful and secure free online OSB tools to convert, view, edit, merge, split, and compare OSB files — all without installing any software. Our tools support the .OSB (Osu! Storyboard File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your OSB files directly from your device with ease.

OSB Files Common Issues

There are few common issues with the Osu! Storyboard File .OSB File Extensions while opening the .OSB files on Windows and MacOs, we have solution to those issues such as:

Can't Open OSB Files?

  1. You must have supported software programs installed for Osu! Storyboard File on your system such as osu!.
  2. Associate default Osu osu! program for *.osb (Osu! Storyboard File) files.

    Associate OSB Default Program on Windows
    1. Right-click a *.OSB (e.g example.osb) file and click Open With.
    2. In the Open with dialog box, click Osu osu! program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .osb files.

    Associate OSB Default Program on MacOs
    1. Click *.OSB (e.g example.osb) file and click information -> Open With.
    2. In the programs list, click Osu osu! program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .osu! extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related OSB File Extensions

OSB default file extension is .OSB and other similer related extensions are:

All Platform Software Programs for OSB File Extension

List of all softwares that can open the OSB files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open OSB File on Windows

Software License Developer
Merkaartor image. Merkaartor 0.18 for Windows Freeware Merkaartor
osu! image. osu! 000 for Windows Free osu!

MacOs logo image - FileProInfo.comOpen OSB File on Mac OS

Software License Developer
Merkaartor image. Merkaartor 0.18 for MacOs Freeware Merkaartor

Linux logo image - FileProInfo.comOpen OSB file on Linux

Software License Developer
Merkaartor image. Merkaartor 0.18 for Linux Freeware Merkaartor

Website logo image - FileProInfo.comOpen OSB file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen OSB file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen OSB file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

OSB file extension icon image.About OSB - Osu! Storyboard File

FileProInfo is to help you understand about the Osu! Storyboard File with *.OSB suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for OSB. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for OSB, please let us know.

Updated 6/1/2025