There are 2 repositories under libopencm3 topic.
Open source ARM Cortex-M microcontroller library
Open-Source Firmware for ZY12PDN USB Power Delivery Trigger
A tiny external monitor for PC using STM32 and ST7789. Connects to PC over USB and displays the captured screen on ST7789 (240x240) display.
MakeCode UF2 bootloader for STM32 Blue Pill
Sample blinky project for PlatformIO using libopencm3 and FreeRTOS
a lua based USB descriptor generate tool
Hardware password manager
IoT program for Arduino Uno / STM32 Blue Pill (libopencm3) that reads BME280 temperature + humidity + altitude sensors, via I2C or SPI with DMA and multitasking. Sends sensor data to Sigfox via Wisol Sigfox module on UART. Runs on cocoOS task scheduling library http://www.cocoos.net
DIY virtual electronic finderscope for astronomical telescopes
This is a fast display driver for interfacing ILI9341 LCD display with STM32F1 microcontroller over an 8bit parallel (8080-II/I) bus. Mainly made for my personal usage.
Unit test for STM32 Blue Pill. Based on PlatformIO, libopencm3, unity and Qemu
Easy to use STM32 development environment based on opensource tools
Simple template project to build a firmware for the STM32F4 Discovery board with FreeRTOS and libopencm3
project template for stm32F1XXX Microcontrollers using meson build system
A heavy modification of the original c_uart_interface_example, works on ARM Cortex-M4 STM32F4 (as an offboard processor)
USB Audio Class headphones on STM32(-ish)
Codal framework ported to libopencm3 to support MakeCode on STM32 Blue Pill
Motorcycle ECU STM32 ARM Cortex 4 source code and hardware PCB design
RS41 and DFM09 radiosonde projects
Simple examples for STM32 LL, HAL and LibOpenCM3
GRBL ported on Cortex-M processors.
A tutorial-like description for using an STM32 device
stm32f103c8t6 (Bluepill) HID Usb joystick demo firmware based on libopencm3
Project template of libopencm3 + FreeRTOS
Math hack for STM32 Blue Pill. Based on PlatformIO and libopencm3
blink stm32f7 with cmake + opencm3 + openocd
This is a fast display driver for interfacing ST7789 LCD display with STM32F1 microcontroller over an SPI bus. Mainly made for my personal usage.
CANopenNode driver for stm32 via libopencm3, includes optional internal flash storage driver, and FreeRTOS scaffold
Sobre Internet das Coisas (artigos, ebooks, Arduino, Raspberry, SMT32 e outros conteúdos).
This one is a full open design (electronics, pcb and firmware) of a PS/2 Keyboard adapter with USB console for use in MSX and other legacy computers - 15x8 matrix(BCD input - 8 bits "Low active" output).
Develop and debug code for ARM Cortex-M microcontrollers with Visual Studio Code.