Osu!

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Although this game has been released, it remains under active development - information may change frequently and could be outdated or irrelevant.
Osu!
Osu! cover
Developers
Dean "peppy" Herbert
Release dates
Windows September 16, 2007
macOS (OS X) October 17, 2015[1]
Osu! at Wikipedia

Key points

Completely free.
Runs well on low-end hardware and many options dedicated to raise frame rate.
Constantly updated and community providing new content.

General information

Official site
Official wiki
Official forum

Availability[edit]

Source DRM Notes Keys OS
Developer website
DRM-free
Windows
macOS (OS X)
Online features require an Osu! account.

Game data[edit]

General settings.
General settings.

Configuration file location[edit]

System Location
Windows <path-to-game>\Osu!.<user-id>.cfg
macOS (OS X)

Save game data location[edit]

System Location
Windows <path-to-game>\scores.db
macOS (OS X)
Osu! account stores high scores and ghost data.

Video settings[edit]

Graphics settings.
Graphics settings.
Graphics option Option Notes
Widescreen resolution
Multi-monitor
Ultra-widescreen
4K Ultra HD
Field of view (FOV)
2D Game
Windowed
Borderless fullscreen windowed
Anisotropic filtering (AF)
2D Game
Anti-aliasing (AA)
Softening filter option.
Vertical sync (Vsync)
Frame limiter enables vsync.
60 FPS and 120+ FPS
240 FPS, 120 FPS, 60 FPS and unlimited. Unlimited can be restricted to gameplay only to reduce GPU heating.

Input settings[edit]

Input settings.
Input settings.
Also supports Nintendo's Wii Taiko Drum controller,[2] tablets, arcade controllers and many more[3]

Audio settings[edit]

Audio settings.
Audio settings.
Includes audio calibration with wizard.
Audio options Native Notes
Separate volume controls
Master, music and effects. Ability to mute hitsounds.
Surround sound
Editing a beatmap to use a 5.1 .wav file disguised as an .mp3 file, will cause the beatmap to crash, whereas using stereo files would work.
Subtitles
Depends on played beatmap.
Closed captions
Mute on focus lost
Only when minimized to tray by pressing Insert.
Language settings.
Language settings.

Localizations

Language UI Audio Sub Notes
English
Arabic
Bulgarian
Simplified Chinese
Traditional Chinese
Czech
Danish
Dutch
Filipino
Finnish
French
German
Greek
Hungarian
Indonesian
Italian
Japanese
Korean
Malay
Norwegian
Polish
Portuguese
Russian
Spanish
Swedish
Thai
Turkish
Vietnamese
An up-to date page of all supported languages can be found here
Audio and subtitling depends of played beatmap.

Network[edit]

Online settings.
Online settings.
Online features require an osu! account.[4]
Features osu! Chat which uses IRC protocol[5] Automatically joins channel #osu when game is opened.
Uses a custom anti-cheat system.[6]

Multiplayer types

Type Native Players Notes
Local play
LAN play
Online play
16 Either head-to-head or team.
Asynchronous multiplayer
Highscores, ghosts

Connection types

Other information[edit]

API[edit]

Technical specs Supported Notes
64-bit executable

System requirements[edit]

Windows
Minimum
Operating system (OS) XP
Processor (CPU) 1 GHz
System memory (RAM) 512 MB
Hard disk drive (HDD)
Other Microsoft .NET Framework 3.5
Total size after installation at July 27, 2014‎ was 89 MB.
macOS (OS X)
Minimum
Operating system (OS)
Processor (CPU)
System memory (RAM)
Hard disk drive (HDD)

References