This document discusses technologies for knowledge management applications. It states that technology is one of the four pillars of knowledge management, along with people, processes, and organizational structure. It supports and enables knowledge management strategies and operations. While technology alone does not create an effective knowledge management system, it can facilitate connections and communications. The main role of technology in knowledge management is to help people share knowledge through common storage to achieve economic reuse of knowledge. It discusses how knowledge management technology can capture, organize, retrieve, distribute, and maintain knowledge. Various knowledge management tools are also outlined.