Coreboot 4.20 has been released as the newest feature release for this project continuing to provide open-source system firmware/BIOS for Chromebooks, servers, and a range of laptops and desktops.

With Coreboot 4.20 there are another two dozen motherboards now enabled -- mostly various Google Chromebook designs, several newer System76 laptops, the Intel Archer City reference board for Sapphire Rapids , and various older systems now seeing Coreboot support for the first time thanks to the passionate open-source community. The list of newly-enabled ports with Coreboot 4.20 include:

- ASRock B75M-ITX
- Dell Latitude E6400
- Google Aurash
- Google Boxy
- Google Constitution
- Google Gothrax
- Google Hades
- Google Myst
- Google Screebo
- Google Starmie
- Google Taranza
- Google Uldren
- Google Yavilla
- HP EliteBook 2170p
- Intel Archer City CRB
- Intel DQ67SW
- Protectli VP2420
- Protectli VP4630/VP4650
- Protectli VP4670
- Siemens MC EHL4
- Siemens MC EHL5
- System76 lemp11
- System76 oryp10
- System76 oryp9

Coreboot 4.20 also drops its Yabits payload, inteltool now supports the Intel Emmitsburg PCH, adding of Sound Open Firmware drivers to Chromebooks for enabling audio on non-ChromeOS operating systems, ACPI improvements, more Intel Sapphire Rapids enablement code, and other improvements.

Coreboot 4.20 enables a lot more Intel Sapphire Rapids platform support, including the Archer City CRB.

Coreboot 4.20 can be downloaded from Git .