Syslinux is a lightweight bootloader package designed for Linux systems. It allows users to boot various operating systems from a variety of media, such as USB drives, hard disks, and CD-ROMs. Syslinux is particularly useful for creating bootable USB drives for system installations or recovery tasks. The package includes several components, such as ISOLINUX for booting from ISO images and PXELINUX for network booting. Syslinux is known for its simplicity and ease of use, making it a popular choice for both beginners and experienced users who need a reliable bootloader solution.