drozer is a security testing framework designed for Android platforms that enables security researchers and penetration testers to identify vulnerabilities in mobile applications and devices. The framework operates by interacting with the Android Runtime environment, allowing users to communicate with Inter-Process Communication (IPC) endpoints of other applications and the underlying operating system. This interaction capability enables comprehensive security assessments of Android environments. drozer provides access to public Android exploits and includes tools for understanding, utilizing, and sharing these exploits within the security community. The framework supports vulnerability discovery through systematic testing of Android applications and system components. The tool is maintained by WithSecure as open source software and has been updated to support Python3 in its beta release. The current version includes Docker container support and manual building instructions to ensure compatibility across different environments. Users should note that this beta release has known limitations, including potential client crashes when building custom agents, which are considered outside the scope of the current release.