Dr. Geo is an interactive geometry program that is distributed as a universal portable application. It allows one to create a geometric sketch and manipulate it according to its constraints. It is usable at home or at school, in primary or secondary education. It is simple and effective with extended features including scripting and programming.
EText Reader (ETR) is a program for reading ETexts from Project Gutenberg texts. It allows selection of font, and foreground and background colors, as well as persistant reading position and bookmarking. It supports browsing, searching, and direct downloading of Project Gutenberg ETexts. It features a built-in online dictionary for instant word definitions while reading.