RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/

Xv6 for RISC-V

Unofficial mirror of mob development branch

Simple C compiler

A tiny hand crafted CPU emulator, C compiler, and Operating System

The extensible bootloader for embedded system with application engine, write once, run everywhere.

This code repository offers downloads for the latest images of various DevTerm models, as well as kernel patches, keyboard firmware, the source code for screen and printer drivers, hardware schemat…

An Operating System for Building Small Computers

Port XV6 to K210 board!

Collecting information on Allwinner A10 internals

Port of MIT's xv6 OS to the Nezha RISC-V board with Allwinner D1 SoC

Standalone C compiler for RISC-V and ARM

riscv64 d1-nezha baremeta(Allwinner D1 riscv chip)

tools to help hacking Allwinner SoC devices

Mainline-friendly SPL for D1

A baremetal experiment of Allwinner D1, without FEL

Freertos on barebone allwinner T113 mcu

Embedded C driver for MMC and SD cards

An attempt to emulate an N64 cartridge using a fast modern SBC

A bare metal, bootable Lichee RV program.

An open source cross-platform USB stack for embedded system