Alternatives and similar repositories for osu-3ds:

Users that are interested in osu-3ds are comparing it to the libraries listed below

• WiiLink24 / food-server
  A server designed to run the Demae channel.
  ☆31Updated this week
• Sudomemo / sudomemo-locales
  For public contributions to localization efforts on Sudomemo.
  ☆33Updated last month
• PretendoNetwork / juxtaposition-ui
  Juxtaposition applet UI for the Wii U and 3DS
  ☆62Updated 2 weeks ago
• WiiLink24 / room-server
  A backend for Wii no Ma.
  ☆32Updated last week
• PabloMK7 / CTGP-7_Open_Source
  Partial source code for the CTGP-7 modpack.
  ☆47Updated 2 months ago
• Aftendo / shopdeck
  The official source code for the replacement server!
  ☆55Updated last month
• Sudomemo / Sudotheme
  Sudomemo Theme Customization Kit (WIP)
  ☆10Updated 7 months ago
• cooolgamer / Custom-Homemenu-3DS
  Here is my custom homemenu for 3DS! :D
  ☆31Updated last month
• WiiLink24 / wfc-patcher-wii
  ☆28Updated last month
• CLF78 / HideNSeek
  Source code for the Mario Kart Wii Hide and Seek mod.
  ☆24Updated 5 months ago
• McKay42 / McOsu-NX
  Custom unofficial osu! practice client (Nintendo Switch port)
  ☆62Updated 2 months ago
• InvoxiPlayGames / Uniicorn-Wii
  very work-in-progress low-level Wii emulator using Unicorn engine
  ☆27Updated last year
• ariankordi / FFL-Testing
  Mii rendering sample and renderer server using the FFL decompilation by AboodXD
  ☆22Updated 3 weeks ago
• PretendoNetwork / friends
  Pretendo Network friends server
  ☆34Updated last week
• kperdlich / wiicraft
  Wiicraft - Nintendo Wii Client for Minecraft Version 1.2.5
  ☆50Updated last year
• OpenShopChannel / WSC-Patcher
  Utility to patch the Wii Shop Channel for development
  ☆24Updated 2 years ago
• Heath123 / discross
  A webhook bridge to send messages on Discord through a webpage
  ☆42Updated last year
• PretendoNetwork / mii-js
  JavaScript library used to interact with Mii data from the Wii U and 3DS
  ☆19Updated 2 months ago
• WiiLink24 / ForecastChannel
  File generator for the Forecast Channel
  ☆28Updated 3 weeks ago
• RinLovesYou / Flipnote-Encoder
  The Cross-Platform Flipnote Encoder and Signer written in .NET! Available for Windows, Linux and OsX
  ☆51Updated 3 years ago
• vabold / szsHaxx
  Injects arbitrary code into Mario Kart Wii.
  ☆72Updated 10 months ago
• yourWaifu / Unofficial-Discord-3DS-Client
  A simple unofficial Discord client to use as an example
  ☆92Updated 7 years ago
• malmeloo / wiimmfi-rpc
  A Discord rich presence implementation for Wiimmfi
  ☆35Updated 2 years ago
• WiiLink24 / wfc-server
  WiiLink Wi-Fi Connection aims to be an open source server replacement for Nintendo Wi-Fi Connection.
  ☆83Updated last week
• RiiConnect24 / RiiTag-RPC
  A Discord rich presence for RiiTag
  ☆47Updated last year
• PretendoNetwork / splatoon
  Pretendo Splatoon server implementation
  ☆41Updated last week
• CaramelKat / Splatoon-3DS
  ☆22Updated last year
• RiiConnect24 / .VFF-File-Downloader-for-Dolphin
  This program will enable use of Forecast Channel and News Channel on your Dolphin installation.
  ☆18Updated 2 years ago
• aspargas2 / CartInstall
  An uncreatively named (and now deprecated) GodMode9 fork for installing 3DS cartridge games directly to the SD
  ☆19Updated 3 years ago
• RiiConnect24 / WiiWare-Patcher
  WiiWare patching for Wiimmfi made easy.
  ☆56Updated last year