There will be some leftovers if you use the compiled exe.You can delete the SAC folder at any time and there won't be any leftovers. It is not bannable, and won't cause you problems. SAC will do requests to (Steam's official website) to retrieve AppIDs and DLCs.

You can get clean Steam files for games (and sometimes DLCs) in the Steam Content Sharing section from cs.rin.ru Windows Build informations This tool is not able to download those files, you'll have to get a clean version of them. Some DLCs in some games requires you to download additional files. An internet connection (SAC will do requests to to retrieve AppIDs and DLCs).

Screenshots from v1.0.0, they might be a bit outdated. Open source, transparent and privacy focused.Option to choose your own Steam Emu thanks to a simple config template system (default: ALI213).Option to only unlock DLCs for your bought Steam games instead of cracking them entirely.No Steam account or Steam API key needed.Cracks Steam Stub DRM by applying Steamless on executables automatically.Cracks Steam API DRM by applying and configuring Steam Emulators automatically.You only need to enter the Game Name or AppID. Automatically cracks your bought or pirated Steam games.Left clicking will automatically copy the selected text, so don't do that. Setup tip: you can paste text by using the right click.

An open-source script that automatically Cracks (removes DRM from) Steam games

Steam cracked download