CTnetwork extracts street and POI data from OpenStreetMap and computes connectivity and accessibility metrics for urban areas. Purpose of Tool: CTnetwork is a Python package for downloading street-network and Points of Interest (POI) data from OpenStreetMap (OSM) for a given city or bounding-box, and for computing network metrics on the street network (e.g., street betweenness, sinuosity, intersection closeness) as well as accessibility of POIs from different origin locations