Description: Derive is a mathematical software program used for symbolic and numeric manipulation of mathematical expressions. It has a graphical user interface and can perform various calculations, plot graphs, solve equations, and assist with math education.
Type: software
Description: Smalltalk is an object-oriented, dynamically typed, reflective programming language. It was designed for incremental code development and testing, featuring an integrated development environment, a file system, and a system command shell. It paved the way for many IDE features that are now common in other languages.
Type: software