The product "Bored Kitty v021" does not appear to be a recognized piece of software, application, or commercial product based on current records. It is possible this is a misspelling of the , a highly popular GPU-accelerated terminal for Linux and macOS.
v021 supports external .kits files. Download community packs and place them in assets\sprites\custom\ . Then right-click kitty → “Change skin”. bored kitty v021 install