STK++ is a multi-platform toolkit written in C++ for creating fast and easy to use data mining programs. It is a work in progress. In a medium term, STK++ will offer a complete set of templated class in C++, STK++ will be suitable for projects ranging from small one-off projects to complete data mining application suites.
All STK++ programs are free software; you can redistribute them and/or modify them under the terms of the GNU General Public License for the GUI part or the GNU Lesser (Library) General Public License as published by the Free Software Foundation for the non visual part.
The licensing terms for STK++, the GNU LGPL, allow it to be used by all developers, including those developing proprietary software, without any license fees or royalties. Note that the LGPL does not apply to the GUI part (the visual part) of the project.
The initial release included a wrapper of the apriori program for mining patterns from itemsets in a transactional database.