Parrot Security OS 4.7 was released on November 14, 2019. The release includes updates to the domain name, repositories, menu structure, tools, and default sandbox behavior. It also features the latest versions of Linux 5.2, MATE 1.22, and other packages like Firefox 69 and radare2/cutter. The Parrot project aims to provide a secure, privacy-focused, and fully-featured operating system for security experts and developers.