The conexus library distribution contains various components. Each component is released under the following licenses:
GNU LGPL 2.1 + exception for templates (see below)
Since this is a C++ library, the following exception from the stdc++ library also applies to the conexus library:
As a special exception, you may use this file as part of a free software
library without restriction. Specifically, if other files instantiate
templates or use macros or inline functions from this file, or you compile
this file and link it with other files to produce an executable, this
file does not by itself cause the resulting executable to be covered by
the GNU General Public License. This exception does not however
invalidate any other reasons why the executable file might be covered by
the GNU General Public License.

This work is licensed under a Creative Commons Attribution-ShareAlike2.5 License.