GitHub - minisbett/ultimate-osu-server-switcher: The Ultimate Osu Server Switcher is a server switcher that allows you to switch between osu!bancho and a variety of private servers.
GitHub - minisbett/osu-server-launcher-old: osu! Server Launcher is a handy tool to launch your osu! using the devserver flag to connect to private servers.
How To Connect To A Private Server! (New Method) - YouTube
Vipsu! - Osu! Private Server (@osu_vipsu) / Twitter