LGTM — looks good to me
ACK — acknowledgement, i.e. agreed/accepted changeNACK/NAK — negative acknowledgement, i.e. disagree with change and/or concept
RFC — request for comments, i.e. I think this is a good idea, lets discuss
WIP — work in progress, do not merge yet
AFAIK/AFAICT — as far as I know / can tell
IIRC — if I recall correctly
IANAL — “ I am not a lawyer ”, but I smell licensing issues
CC- Carbon Copy