Alternatives and similar repositories for issues:

Users that are interested in issues are comparing it to the libraries listed below

• fiorescarlatto / four-tris
  four-tris is a training tool for block-stacking games, built to allow you to quickly explore different situations and review your games.
  ☆100Updated last year
• etternagame / etterna
  Advanced cross-platform rhythm game focused on keyboard play
  ☆527Updated last month
• ppy / osu-wiki
  home of the osu! wiki
  ☆495Updated this week
• Quaver / Quaver
  The ultimate community-driven, and open-source competitive rhythm game available on Steam.
  ☆695Updated last month
• EverestAPI / Olympus
  New Everest installer / manager, powered by LÖVE / love2d.
  ☆107Updated this week
• chrislo27 / PolyrhythmMania
  A game that faithfully recreates the Polyrhythm minigame from Rhythm Tengoku (リズム天国), with a built-in level editor
  ☆248Updated 3 months ago
• fb39ca4 / badapple-ti84
  As seen at https://youtu.be/6pAeWf3NPNU
  ☆209Updated 7 years ago
• ppy / osu-resources
  assets used by osu!
  ☆226Updated this week
• nullpomino / nullpomino
  An action puzzle game
  ☆531Updated 3 years ago
• taulazer / tau
  A customized osu! mode surrounding a paddle and some notes.
  ☆180Updated last week
• EverestAPI / Everest
  Everest - Celeste Mod Loader / Mod API
  ☆397Updated last week
• ppy / osu-stream
  tap, slide, hold and spin to a beat you can feel!
  ☆160Updated last week
• LumpBloom7 / sentakki
  An attempt to recreate maimai gameplay within osu!lazer
  ☆376Updated this week
• yugecin / osukps
  A keys-per-second meter for osu! (or any rythm game), useful for live streaming and making videos
  ☆114Updated 9 months ago
• Beamographic / rush
  Rush! custom ruleset for osu!lazer
  ☆189Updated last month
• daisyUniverse / TwitFix
  Fix Twitter video embeds in Discord (and Telegram!)
  ☆728Updated 2 years ago
• Juan-Cartes / Tetra-Offline
  Tetra Offline is an offline version of Tetra Online, which was removed from Steam.
  ☆37Updated 3 years ago
• ppy / osu-tools
  command line tools to get stuff done
  ☆110Updated 2 weeks ago
• RoanH / KeysPerSecond
  A keys-per-second meter & counter. Written for osu! but should work for other rhythm games too.
  ☆366Updated 4 months ago
• Drewol / unnamed-sdvx-clone
  A game based on K-Shoot MANIA and Sound Voltex
  ☆820Updated 8 months ago
• FunOrange / osu-trainer
  Beatmap difficulty controls for osu!
  ☆411Updated 6 months ago
• uyitroa / osr2mp4-app
  Convert osu replay to video
  ☆349Updated 3 years ago
• Poyo-SSB / tetrio-bot-docs
  Documentation for TETR.IO's network protocol and other details aiding in the creation of standalone bots.
  ☆50Updated last year
• Wieku / danser-go
  Dancing visualizer of osu! standard maps and custom osu! client written in Go. Also a generator for osu! videos.
  ☆790Updated 3 months ago
• kevinjycui / bad-apple
  Code from my Bad Apple!! YouTube videos
  ☆837Updated last year
• twopointzero / TJAPlayer3
  TJAPlayer3 is a rhythm game application for Windows (and compatible environments). It provides a style of gameplay very similar to that o…
  ☆160Updated 2 years ago
• Piotrekol / StreamCompanion
  osu! information extractor, ranging from selected map info to live play data
  ☆382Updated 3 months ago
• misakamm / MisaMino
  ☆107Updated 9 years ago
• limjeck / osuplus
  ☆143Updated 6 months ago
• KyraCoding / TETR-VERGE
  A powerful analytics engine for TETR.IO
  ☆23Updated 2 months ago