This file describes the directories found at the root of the FreeRTOS distribution. demos: Contains a set of pre-configured demo projects for various target platforms. The projects in the demos directory build the libraries from the lib directory. doc: Contains Doxygen configuration, and board qualification guide. freertos_kernel: Contains FreeRTOS kernel distribution. libraries: Contains standard libraries, AWS libraries, and third-party libraries. projects: Contains IDE project files. tests: Contains Unity framework and test runner. vendors: Contains platform-specific ports, SDKs, and tools.