Lua Based Addition for HAProxy (1.6+) that can replace Keystone Middleware and do the heavy lifting.
[Unmaintained] A decorator which enforces only some args may be passed positionally.
Ansible modules - these modules ship with ansible
Blockchain-based authentication specific coin
A Decentralized PKI for Highly-Available Hierarchical Identities
Command line tool for Rackspace Cloud DNS - not endorsed by Rackspace