chezmoi helps you manage your personal configuration files (dotfiles) across multiple diverse machines. A single public branch in a single git repo serves as the source of truth, with machine-to-machine differences and integration with your password manager handled with templates. With chezmoi you can set up your personal environment on a new machine with just two short commands, with minimal dependencies. It runs on Linux, macOS, FreeBSD, OpenBSD, and even more esoteric operating systems like Termux and Windows. In this lightning talk we'll dive straight in to getting started with chezmoi, take a quick peek under the hood to see is architecture and technical choices, and compare it with other dotfile managers.