cglow - Earthcomputer/clientcommands GitHub Wiki
Lets you either glow entities with the glowing effect,
highlight an area or highlight the bounding boxes of a block.
Example of /cglow area
:
/cglow entities <targets> [<seconds>] [<(color|colorcode)>]
/cglow area <from> <to> [<seconds>] [<(color|colorcode)>]
/cglow block <block> [<seconds>] [<(color|colorcode)>]