Parrot Security OS is a Debian-family Linux distribution based on Debian Testing. Comprehensive security, cryptography, and privacy distribution that doubles comfortably as a daily driver.
Strengths: More versatile and pleasant for daily use than Kali; 1-click AnonSurf routes all OS traffic through Tor; Lighter default resource footprint with MATE desktop. Trade-offs: Still carries heavy offensive security packages in Security edition.