Name Category Description
ctypescrypto dev-python Python interface to some openssl function based on ctypes module
ldns net-libs a library with the aim to simplify DNS programming in C
ldns-utils net-dns Set of utilities to simplify various dns(sec) tasks
softhsm dev-libs A software PKCS#11 implementation
unbound net-dns A validating, recursive and caching DNS resolver

Thank you!