/sil url
Download the image from the url to the server and display it on the sign you are currently looking at.
/silt message [fontsize: number] [color: hex value] [bgcolor: hex value]
example: /silt "welcome to crp" 30 black white
Downloads a generated image with the given text and optional fontsize, color, bgcolor to be displayed on the sign you are currently looking at.
/sili
Adds currently held item icon to sign or frame. Use /sili default to add that items default skin.