Krita is a professional FREE and open source painting program, It is made by artists that want to see affordable art tools for everyone. Concept art, texture and matte painters, illustrations and comics are only few of the use of this program. The new and improved interface ease the use of this powerful tool. Most ..
myphysicslab is a project site from Erik Neumann, full of physics experiments you can try directly online or (better, faster) offline, simply downloading all the things in a single zip file. Forces, vectors, springs, object collisions, and much more! you can easily control parameters and graph things, change colors, number of objects, gravity and so. Here ..
Tabula is a free tool for extracting data from PDF files into CSV and Excel files. The aim is to liberating data tables locked inside PDF files. Is used to power investigative reporting at news organizations of all sizes, including ProPublica, The Times of London, Foreign Policy, La Nación (Argentina), The New York Times and the ..
VCV Rack: is an Open-source virtual modular synthesizer. Rack is a simple and easy to use synthesizer; you can simply add rack components aka wave generator, filter, delay, echoes, and many other effects via dedicated plugins, as easy as “connect a plug” in a physical rack, to generate your sound and music. Result (below) is really ..
Glowstone is a completely open source Minecraft server that doesn’t rely on any of Mojang’s code – meaning you’re free to develop for your needs, and you’re free to change it however you want. Good for educational purposes, e.g: setting up a Minecraft environement for a classroom, that you can completely control and personalize. Based on a ..