Welcome to the Essential Unified Process! An agile, iterative, lightweight version of the Unified Process suitable for use on all sizes of projects. View Essential Unified Process This site has been generated using EssWork – A smart framework for practice-based process composition and execution. EssWork provides everything you need to get started with a practice-oriented approach to process improvement and provides an environment for browsing, composing, building, customizing, and executing a practice-based process. View Practices To learn more about Essential Unified Process or EssWork, please visit www.esswork.com or contact your sales contact at Ivar Jacobson International.