What's inside ppy/osu

ppy/osu is a C# repo with 600,812 lines written. osu uses SQLite.

osuC# · MIT
lines written
600,812
files
954
test files
3,911
GitHub stars
19,375
Uses 4
  • SQLite
  • Microsoft.Data.Sqlite.Core
  • SQLitePCLRaw.bundle_e_sqlite3
  • TagLibSharp

Read on November 6, 2026, at commit 8b7b8da.See each one with its proof

How much of osu did AI write?

0%

No AI tool signed any of the 55,092 commits of osu.

Signed by an AIWithout one

Who writes it

Frequently asked questions

What is ppy/osu?
ppy/osu is a C# repo with 600,812 lines written. Its description on GitHub: “rhythm is just a *click* away!”

The proof: its page on GitHub

What is osu built with?
osu uses SQLite.

The proof: each service with its file and line

What license does osu have?
osu is released under the MIT license.

The proof: its page on GitHub

How many stars does osu have on GitHub?
osu had 19,375 stars on GitHub on November 6, 2026.

The proof: its page on GitHub

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