The abbreviation LM or lm may refer to:
LMFAO was an American electronic dance music duo consisting of uncle and nephew Redfoo and SkyBlu. Its members are the son and grandson of Motown Records founder Berry Gordy, Jr..
LMMS (formerly Linux MultiMedia Studio) is digital audio workstation software. When LMMS is executed on a computer with appropriate hardware, music can be produced by synthesizing sounds, arranging samples, playing on a MIDI keyboard, and combining the features of trackers, sequencers, and synthesizers.
Lamin A/C also known as LMNA is a protein that in humans is encoded by the LMNA gene. Lamin A/C belongs to the lamin family of proteins.
LMS Imagine.Lab Amesim is a commercial simulation software for the modeling and analysis of multi-domain systems.