macOS Versions it creates: OS X 10.11 El Capitan to macOS 26 Tahoe (excluding macOS 10.12 Sierra).
Minimum OS: OS X 10.9 Mavericks
Step 1: Download from the releases (latest is highly recommended).
Step 2: Open "Terminal" and type in "cd Downloads" (or cd wherever you saved it).
Step 3: Type in "chmod +x macos_usb_creator-v1.0.sh" or "chmod +x whatever you saved the file as" (you only need to do this step on first opening).
Step 4: Type in "./macos_usb_creator-v1.0.sh" or "./whatever you saved the file as".