bea08394__commercial_licensing_options___FreeRTOS_Open_Source_License
[0] Can I receive professional technical support on a commercial basis? [OpenRTOS Commercial License] Yes [FreeRTOS Open Source License] 
No, FreeRTOS is supported by an online community
FreeRTOS open source licensing, FreeRTOS license description, FreeRTOS license terms and OpenRTOS commercial licensing options.
FreeRTOS Open Source License