Marshal - Quickly scan your cloud for exposed sensitive information.
Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy
Probe.ly - Intuitive and easy-to-use webapp vulnerability scanner
Weer - A HTTP protocol debugger with Chrome DevTools frontend interface
CUJO - Smart firewall for your connected home
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.