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Thoreau BASIC is a GW-BASIC compatible interpreter that runs on bare metal UEFI systems and Windows, featuring modern enhancements like graphics, text windows, and improved performance.
The AROS Research Operating System, inspired by Amiga, has been ported to boot bare-metal on the Raspberry Pi, offering an ultralight OS option for the platform with support for 32-bit and 64-bit versions.
Virgil Dupras introduces a series of articles aimed at teaching low-level programming by building a Forth system and a partial C compiler from scratch, starting from bare metal to develop operating system concepts.
Developer notes from experiments building a semi-hypervisor/supervisor for the Cortex-M3 (Blue Pill) using MPU and SVC to provide isolation and privileged access control without MMU or TrustZone.
bootai is an open-source UEFI application that boots directly into an AI chat/code REPL, running Qwen2.5 and SmolLM model inference on bare metal without an OS, with hand-written network drivers and a TCP/IP stack.
Hackster.io shares a method to run a local LLM on a Raspberry Pi without requiring Linux, enabling bare-metal execution.
A bare-metal x86 tool for dumping system RAM to a boot medium via cold boot attacks, useful for security research and experiments.
Haiku OS has been ported to run on Apple M1 Macs, booting directly without a virtual machine. The ARM port is still early but boots to desktop with all eight cores functional.