An open-source custom bootstrapper for Roblox Player that allows you to override files in Roblox Player's directory, opt into development branches of Roblox, and experiment with Fast Flags. Based and made using the the studio mod manager project by MaximumADHD found here: https://github.com/MaximumADHD/Roblox-Studio-Mod-Manager
It's kind of janky code but it works for now