The Capability Maturity Model Integration is a process model that provides a definition of what an organization should do to promote behaviors that lead to improved performance. With five “Maturity Levels” or three “Capability Levels”, the CMMI defines the important elements that are required to build good products or deliver good services and squashing them all up in a comprehensive model.
CMMI-Dev: For organizations developing products like software development, manufacturing etc.
CMMI-SVC: For organizations providing services like BPO, BFSI, Hospitality etc.
CMMI-ACQ: For organizations involved in outsourcing the projects.