Interesting projects on Nicholas Russos GitHub site. These are good examples how powerful Ansible and Python is.
- perf : Variety of performance testers for short, midterm, and long tests.
- racc : Run Arbitrary CLI Commands on a variety of network devices
- vpnm: Declarative MPLS L3VPN route-target management
- natm: Network Address Translation Manager
- stig: Offline config file scanner to test for STIG compliance with flexible rule sets