License
Copyright 2024-present Xianpeng Shen <xianpeng.shen@gmail.com> & Contributors.
Inheriting the previous License GPLv2 / GPLv3, new code will be licensed under MIT.
Copyright 2007-2014 Heikki Hokkanen <hoxu@users.sf.net> & Contributors.
License under GPLv2 / GPLv3.