Inside the extracted folder, look for a file named Incredibox.exe (on Windows) or a similar application file.
Developers and modders use .zip files to share sound packs, character designs, or modding documentation found on the Incredibox official modding page . How to Use the File File: Incredibox.zip ...
Double-clicking this file will launch the standalone music interface. Incredibox Inside the extracted folder, look for a file