Libreboot is an open source BIOS/UEFI replacement, which offers a free software alternative to proprietary BIOS/UEFI firmware used in most computers. It is a free and open source project that aims to provide users with a fully free and secure BIOS/UEFI replacement. Libreboot provides a secure and reliable open source alternative to proprietary BIOS/UEFI firmware, and is designed to be more secure and customizable than traditional BIOS/UEFI firmware. Libreboot can also be used to replace the proprietary code and firmware of laptops, desktops, and servers, as well as to enable open source software and operating systems to run on these systems. Libreboot is compatible with a wide range of hardware and software, making it a great choice for anyone looking to switch to an open source platform.
Discontinued In May 2015, gummiboot was fully integrated into systemd to form its systemd boot component that serves as a UEFI boot manager. Following this action, the gummiboot source code repository was emptied in July 2015. - https://en.wikipedia.org/wiki/Gummiboot_(software)