Paru is a new AUR helper that you can use to install and download packages from AUR repository on Arch Linux. Paru is based off Yay. However, the difference is that, Paru is written in Rust, while Yay is written in go. Paru is developed and maintained by one of lead developers that built Yay. In this tutorial, you will learn how to install and Use paru on Arch Linux. Step 1 - Update your system Before you install Paru, you need to make sure that your Arch Linux system is up to date.