This chapter focuses on the development and evolution of a Python tooling project called UV, detailing its PIP-like functionalities and its connection to the Rough project. The discussion covers the integration of Rust to enhance performance, improve usability, and reduce fragmentation in Python tools, making them more accessible for developers. Additionally, it highlights the ongoing evolution of community contributions and the future prospects of Python tooling in light of advancements in Rust and the importance of dedicated support for open-source projects.