Surge for Mac - Advanced Web Debugging Proxy for Mac & iOS
Quad9 - Quad9 is a free, recursive, anycast DNS platform that provides end users robust security protections, high-performance, and privacy.
Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy
NextDNS - Block ads, trackers and malicious websites on all your devices.
HTTP Toolkit - Beautiful, cross-platform & open-source tools to debug, test & build with HTTP(S). One-click setup for browsers, servers, Android, CLI tools, scripts and more.
OpenDNS - OpenDNS provides faster and safer Internet access for your home or Business.