Surge for Mac - Advanced Web Debugging Proxy for Mac & iOS
OurPact - Parental Control for apps and devices
Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy
Kidslox - Set boundaries for your kids
HTTP Headers - HTTP Headers allows you to quickly see the HTTP header information for the current URL.
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.