BMC - vendor neutral
RedFish - Current DMTF standard replacing IPMI
ALOM - sometimes encountered in the wild as part of iLO :O
HMC - IBM on non-x86 systems (except OpenPower), not compatible with anything else
RSA - used to be IBM
IMC - Cisco
That was my immediate thought: it's a Forth that runs inside an ILO controller? Weird, but OK, I can see that could have some intriguing potential applications...