Description: GeoGebra is free and open-source dynamic mathematics software for all levels of education. It combines geometry, algebra, spreadsheets, graphing, statistics and calculus in one easy-to-use package. It can be used to teach math from elementary through university level.
Type: software
Pricing: Open Source
Description: Packet capture software intercepts and logs network traffic passing through a network interface. It can help analyze network issues, view raw network packets, monitor bandwidth usage, debug protocols, etc. Popular open-source packet capture tools include Wireshark, tcpdump, and Windump.
Type: software
Pricing: Freemium