There are 5 repositories under cortex-m0 topic.
Materials for the course "Embedded programming on STM32"
🎵 🎹 Firmware boilerplate for the RP2040 / RP2350 powered PicoADK Audio Development Boards. Build your own stand alone synthesizers! Includes all nuts and bolts (FreeRTOS, USB MIDI, Vult DSP, Hardware Plumbing, DMA, ..). https://github.com/DatanoiseTV/PicoADK-Hardware
a little hobby raspberry pi pico emulator
high performance AES implementations optimized for cortex-m microcontrollers
A small test SoC for various soft-CPUs (Cortex-M0, RISC-V)
A guide and example project for setting up an open Makefile based embedded development tool-chain
Extremely basic CortexM0 SoC based on ARM DesignStart Eval
Standard peripherals library for the W7500x
A Vult DSP template for the RP2040 DSP Demo Board (PCM5102 32-bit Audio Codec, CV, Gate, MIDI)
Experimental subroutine threaded and optimized version of CoreForth
UART bootloader for SAMD10 series
A free, fast and compact ARM Cortex-M0 floating-point library
Nano OS - Open source preemptive real time multitasking scheduler targeting 8 to 32 bits microcontrollers
Arancino Core for Arancino samd21 based deivces
Sercom SPI library for ATSAMD21 boards such as Arduino Zero and Adafruit Feather M0
A free ARM Cortex-M0 floating-point library in 1 kbyte
L1 R2: MindMotion 72MHz Cortex-M0 MCU (MM32SPIN05/MM32SPIN06)
simple optimized startup code