Dns Jumper - DNS Jumper is a portable freeware App which makes changing your DNS settings as easy as clicking a button , it is the world's first IPv6 supported Dns tool
namebench - Provides personalized DNS server recommendations based on your browsing history.
Gravitee.io - Gravitee.io is a flexible, lightweight and an open source API management solution.
Family Friendly DNS - Make your browsing family friendly - protect your family from unwanted websites.
NetSetMan - Are you tired of changing your network configuration on your laptop every day?
PerfOps - Smart global traffic, load-balancing and analytics