This document discusses REDCap, a web-based application for researchers and clinicians to create and manage databases and surveys. It describes REDCap features such as different data field types, data validation, user access controls, data export capabilities, and support for multi-center and longitudinal research. The document also provides statistics on REDCap usage at Kasr Al Ainy, including 46 projects, 114 users across several departments, and offers a live demo of the REDCap system and its features.