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: XMLStarlet is a command line XML toolkit that provides a set of utilities for processing, transforming, validating, and editing XML documents. It allows you to query, transform, validate, and edit XML documents on the command line with simple shell commands.
Type: software
Pricing: Free