feel that UML's size hinders learning (and therefore, using it). See also Applications of UML Business Process Model and Notation (BPMN) C4 model Model-based testing Model-driven engineering Object Oriented Role Analysis and Modeling Systems Modeling Language (SysML) List of Unified Modeling Language tools Department of Defense Architecture Framework MODAF DOT (graph description language) Process Specification Language References Further reading External links Current Version Specification Architecture description language Data modeling languages Data modeling diagrams Diagrams Knowledge representation ISO standards Specification languages Software modeling language Modeling languages