Resources below:

IoT Builders DEV Community blog
https://dev.to/iotbuilders/debugging-...

FreeRTOS GitHub repository with demo code
https://github.com/FreeRTOS/FreeRTOS

QEMU demo code
https://github.com/FreeRTOS/FreeRTOS/...

Tools:

VSCode - https://code.visualstudio.com/download
QEMU - https://www.qemu.org/download/
Arm GNU Toolchain - https://developer.arm.com/downloads/-...
CMake - https://cmake.org/download/
Git - https://git-scm.com/downloads