NextDNS - Block ads, trackers and malicious websites on all your devices.
Iodine - iodine is a free (ISC licensed) tunnel application to forward IPv4 traffic through DNS servers (IP over DNS). Works on Linux, FreeBSD, NetBSD, OpenBSD and Mac OS X.
Quad9 - Quad9 is a free, recursive, anycast DNS platform that provides end users robust security protections, high-performance, and privacy.
Swarm - Swarm lets you earn prizes and compete with friends based on the places you go.
OpenDNS - OpenDNS provides faster and safer Internet access for your home or Business.
Tooyoo Emergency Sheet - Free & secure, emergency medical information sharing