# screenkey > A screencast tool to display keys pressed. > More information: . - Display keys which are currently being pressed on the screen: `screenkey` - Display keys and mouse buttons which are currently being pressed on the screen: `screenkey --mouse` - Launch the settings menu of screenkey: `screenkey --show-settings` - Launch screenkey at a specific position: `screenkey --position {{top|center|bottom|fixed}}` - Change the format of the key modifiers displayed on screen: `screenkey --mods-mode {{normal|emacs|mac|win|tux}}` - Change the appearance of screenkey: `screenkey --bg-color "{{#a1b2c3}}" --font {{Hack}} --font-color {{yellow}} --opacity {{0.8}}` - Drag and select a window on screen to display screenkey: `screenkey --position fixed --geometry {{$(slop -n -f '%g')}}`