Opsu is an open-source version of osu! written in java and it is now on the play store. You can download beatmaps from anywhere you want and play them on your phone, and even post your scores on leaderboards to compete with friends!

Opsu is published under the GNU GPL v3 licsence

The code for Opsu can be found here:

https://github.com/itdelatrisu/opsu

Opsu’s fork for android is here:

https://github.com/fluddokt/opsu

Code for this app:

https://github.com/AnirudhRahul/opsu-Android

Credits for everyone who contributed their artwork to this app are here:

https://github.com/itdelatrisu/opsu/blob/master/CREDITS.md
Play beatmaps from Osu! on your phone
WHAT’S NEW
Opsu! now supports background video!!!

Fixed the online leaderboard

Skip button now works with background video

Brightness slider is now larger and more visible

Thank you for all your support please stay tuned for future updates!