Merge branch 'grahamhayes-master'

README.md

@@ -150,7 +150,8 @@ A curated list of amazingly awesome open source sysadmin resources inspired by [
 
 * [Bind](https://www.isc.org/downloads/bind/) - The most widely used name server software.
 * [djbdns](http://cr.yp.to/djbdns.html) - A collection of DNS applications, including tinydns.
-* [dnsmasq](http://www.thekelleys.org.uk/dnsmasq/doc.html) - A lightweight service providing DNS, DHCP and TFTP services to small-scale networks. 
+* [Designate](https://wiki.openstack.org/wiki/Designate) - DNS REST API that support several DNS servers as its backend.
+* [dnsmasq](http://www.thekelleys.org.uk/dnsmasq/doc.html) - A lightweight service providing DNS, DHCP and TFTP services to small-scale networks.
 * [Knot](https://www.knot-dns.cz/) - High performance authoritative-only DNS server.
 * [NSD](http://www.nlnetlabs.nl/projects/nsd/) - Authoritative only, high performance, simple name server.
 * [PowerDNS](https://www.powerdns.com/) - DNS server with a variety of data storage back-ends and load balancing features.