This document provides a semi-technical overview of CGSpace, a digital repository managed by the International Livestock Research Institute (ILRI) that is used by nine CGIAR centers to store over 50,000 research items and receives around 250,000 hits per month. It discusses the history and use of DSpace at ILRI, how content is organized and described, strategies for search engine optimization and dissemination, and the technical skills required for maintenance and development.