There are 5 repositories under cortex-m0 topic.
Materials for the course "Embedded programming on STM32"
🎵 🎹 Firmware boilerplate for the RP2040 powered PicoADK Audio Development Board. 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
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, fast and compact ARM Cortex-M0 floating-point library
A free ARM Cortex-M0 floating-point library in 1 kbyte
L1 R2: MindMotion 72MHz Cortex-M0 MCU (MM32SPIN05/MM32SPIN06)
simple optimized startup code