Firewalls:

• https://github.com/bulletproofnetworks/ript
• http://holmwood.id.au/~lindsay/2012/11/12/ript-quick-reliable-painless-firewalling/
• https://github.com/hw-cookbooks/ript
• Ript: making Linux firewall change management resilient, 2013.01

Process Supervision:

• https://github.com/hw-cookbooks/rc_mon

Hosts File

• https://github.com/hw-cookbooks/hosts_file

Hypervisors:

• https://github.com/hw-cookbooks/lxc