Abstract:
Problems of Social Knowledge can be solved by constructing knowledge using ontological methods. Modern ontological methods of operating with knowledge are created as software. To create such a program on a professional level are required to study the issue of copyright on software. The article discusses the open source licenses, for example GPL, and the use of such licenses in Russia. Also described the characteristics of the processes of creation and follow-up support software and how they are implemented in the ideology of free software (copyleft).