Botan is a C++ class library for performing a wide variety of
cryptographic operations. It is released under the 2 clause BSD
license; see doc/license.rst for the specifics. You can file bugs in
Bugzilla (https://bugs.randombit.net/) or by sending a report to the
botan-devel mailing list. More information about the mailing list is
at https://lists.randombit.net/mailman/listinfo/botan-devel/

You can find documentation online at https://botan.randombit.net/ as
well as in the doc directory in the distribution. Several examples can
be found in doc/examples as well.