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A free, open-source, operating system designed to be highly reliable, flexible, and secure. It is based on a tiny microkernel running in kernel mode with the rest of the operating system running as a number of isolated, protected, processes in user mode.
An open-source HTML5 game framework that offers WebGL and Canvas.
A free and open source software application that supports thinking, sharing information and getting things done at work, in school and at home.