PowerDNS - PowerDNS offers open source DNS software, services, and support.
Simple DNSCrypt - A simple management tool for dnscrypt-proxy.
dnsmasq - Dnsmasq is a lightweight, easy to configure DNS forwarder and DHCP server.
GetFreeCloud - GetFreeCloud is an OwnCloud provider that offers 6Gbytes for free!
Unbound - Unbound is a validating, recursive, and caching DNS resolver.
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.