The FreeRTOS.org website contains contains a FreeRTOS Kernel Quick Start Guide, a list of supported devices and compilers, the API reference, and many other resources.

You can use your Github login to get support from both the FreeRTOS community and directly from the primary FreeRTOS developers on our active support forum. The FAQ provides another support resource.

This repo uses Git Submodules to bring in dependent components.

Note: If you download the ZIP file provided by the GitHub UI, you will not get the contents of the submodules. (The ZIP file is also not a valid git repository)

To clone using HTTPS:

git clone https://github.com/FreeRTOS/FreeRTOS.git --recurse-submodules

Using SSH:

git clone git@github.com:FreeRTOS/FreeRTOS.git --recurse-submodules

If you have downloaded the repo without using the --recurse-submodules argument, you need to run:

git submodule update --init --recursive

This repository contains the FreeRTOS Kernel, a number of supplementary libraries, and a comprehensive set of example applications. Many libraries (including the FreeRTOS kernel) are included as Git submodules from their own Git repositories.

FreeRTOS/Source contains the FreeRTOS kernel source code (submoduled from https://github.com/FreeRTOS/FreeRTOS-Kernel).

FreeRTOS/Demo contains pre-configured example projects that demonstrate the FreeRTOS kernel executing on different hardware platforms and using different compilers.

FreeRTOS-Plus/Source contains source code for additional FreeRTOS component libraries, as well as select partner provided libraries. These subdirectories contain further readme files and links to documentation.

FreeRTOS-Plus/Demo contains pre-configured example projects that demonstrate the FreeRTOS kernel used with the additional FreeRTOS component libraries.

Releases contains older FreeRTOS releases.