Users typically download the folder from repositories like the Wrapper: Offline GitHub and run a .bat or .exe file to start the local API and asset servers. Wrapper: Offline - GoAnimate Wiki - Miraheze
The new launcher (version 230) deserves its own shoutout. It now features a dynamic login screen that cycles through archived login screens from every era of the game’s history. You can even download legacy soundtracks directly from the launcher before you boot up. wrapper offline remastered 230