CMM

CMM may refer to

Science and technology

Capability Maturity Model, a tool for assessing processes in organizations during software development
Clavibacter michiganensis subsp. michiganensis, plant pathogen subspecies
Cluster management module, part of a Motorola Canopy system
Color management module, a term in color management
Conditional Markov model or maximum-entropy Markov model
Coordinate-measuring machine, a device for dimensional measuring
Coordinated management of meaning, a communications theory
Cybersecurity maturity model, a type of maturity model
C--, also pronounced Cmm, a programming language

Canadian Methodist Mission
Center for Mathematical Modeling, a research institute in Chile
Centre de Morphologie Mathématique (Center of Mathematical Morphology), a research center of the École des Mines de Paris in France
Chhattisgarh Mukti Morcha, a political party in India
Congregation of the Missionaries of Mariannhill

Commander of the Order of Military Merit, a Canadian decoration
Communauté métropolitaine de Montréal (CMM), French name of the Montreal Metropolitan Community (MMC), part of Greater Montreal
Corpus mensurabilis musicae, a collection of polyphonic vocal music of the Renaissance
Castilla-La Mancha Media (CMM), a regional public broadcaster in Spain