Social Network Visualiser - (SNV) is a GPL program designed to allow people draw, visualise and layout social networks. SNV can read and write various network file formats, such as PAJEK, sociomatrix and dot. It enables the user to visually modify an existing network or draw a new network using the mouse. Network and actor properties, such as distances, centralities, diameter etc, can be easily computed. Social Network Visualiser is also able to create random networks given a link probability.Here are some key features of \"Social Network Visualiser\":