This presentation provides an overview of AutoCAD, BIM, Revit Architecture, and Staad Pro. It discusses the history and features of AutoCAD, how it has evolved over 33 major releases. BIM is introduced as a process for digital representation of physical structures to create a shared knowledge resource. Revit Architecture is presented as BIM software specifically designed for building information modeling in the architectural field. Finally, Staad Pro is discussed as structural analysis and design software that can be used to generate 3D models, analyze, and design structures according to various international codes.