
Catch beatmaps have fruits and spinners, which are arranged in a horizontally falling manner. Taiko beatmaps have drumbeats and spinners.

These items are collectively known as "hit objects" or "circles" and are arranged in different positions on the screen (except for the spinner) at different points of time during a song. The objective of the game is for the player to click on these items in time to the music.

In osu!standard, beatmaps consist of three items – hit circles, sliders, and spinners. Įach mode offers a variety of "beatmaps", which are game levels that are played to songs of different lengths, ranging from "TV size" anime openings to "marathons" surpassing 7 minutes. In this gamemode, the player moves a catcher left or right in order to catch fruits falling from the top of the screen. The final gamemode, osu!catch, is based on "EZ2CATCH", which was part of the EZ2DJ cabinet. "osu!taiko" simulates playing on taiko and is based on Taiko no Tatsujin. The gamemode consists of notes that fall vertically in different lanes, with one key used to tap for each lane. "osu!mania" is a vertical scrolling rhythm game that mostly takes inspiration from Beatmania. This is the flagship gamemode featured on the osu! website. In this gamemode, the player clicks circles to the beat of a song. "osu!standard" takes direct inspiration from Osu! Tatakae! Ouendan games. The original osu!standard mode remains the most popular to date and as of January 2023, the game has over 19.3 million monthly active users according to the game's global country leaderboards. With the addition of osu!lazer, players can now add custom gamemodes to the osu! client. There are four official game modes: "osu!" (called "osu! standard"), "osu!taiko", "osu!catch", and "osu!mania". These modes can also be combined with optional modifiers, which can increase or decrease the difficulty. Four different game modes exist, offering various ways to play a beatmap.

All "beatmaps" in the game are community-made through the in-game map editor or through external tools. The game has throughout the years been ported to macOS, Linux, Android and iOS.Īside from Osu! Tatakae! Ouendan, the game has been inspired by titles such as Taiko no Tatsujin, Beatmania IIDX, EZ2DJ (EZ2CATCH), Elite Beat Agents, O2Jam, StepMania, and DJMax. NET Framework, and was released for Microsoft Windows on 16 September 2007.

Inspired by iNiS' rhythm game Osu! Tatakae! Ouendan, it was written in C# on the. Osu! (stylized as osu!) is a free-to-play rhythm game primarily developed, published, and created by Dean "peppy" Herbert. English, Japanese, Simplified Chinese, Traditional Chinese, Thai & 30 More
