The FreeRTOS 202104.00 introduces new coreMQTT Agent library, and includes all the Long-Term Support (LTS) libraries that are part of the [FreeRTOS-LTS 202012.01-LTS](https://github.com/FreeRTOS/FreeRTOS-LTS/tree/202012.01-LTS) release. Learn more about the FreeRTOS 202012.01 LTS libraries at [https://freertos.org/lts-libraries.html](https://freertos.org/lts-libraries.html).
The [FreeRTOS 202104.00](https://github.com/FreeRTOS/FreeRTOS/tree/202104.00) release introduces the new [coreMQTT Agent library](https://github.com/FreeRTOS/coreMQTT-Agent), and includes all the Long-Term Support (LTS) libraries that are part of the [FreeRTOS-LTS 202012.01-LTS](https://github.com/FreeRTOS/FreeRTOS-LTS/tree/202012.01-LTS) release. Learn more about the FreeRTOS 202012.01 LTS libraries at [https://freertos.org/lts-libraries.html](https://freertos.org/lts-libraries.html).
## Getting started
The [FreeRTOS.org](https://www.freertos.org) website contains a [FreeRTOS Kernel Quick Start Guide](https://www.freertos.org/FreeRTOS-quick-start-guide.html), a [list of supported devices and compilers](https://www.freertos.org/RTOS_ports.html), the [API reference](https://www.freertos.org/a00106.html), and many other resources.