This document outlines various models of curriculum development that were discussed in a webinar series hosted by the Department of Education at Manonmaniam Sundaranar University. It summarizes key aspects of different curriculum models including traditional, competency-based, social functions design, activities model, and outcome-based integrative models. It also describes the contemporary five-step model of curriculum development and the CIPP evaluation framework. Overall, the document provides an overview of different approaches to curriculum design and evaluation.