FreeRTOS vs Micrium OS

FreeRTOS

6.1 #39 in Operating Systems

About FreeRTOS

Micrium OS

6.7 #2 in IoT Operating Systems

About Micrium OS
FreeRTOSMicrium OS
Free planNoNo
Free trialNoNo
Paid from——
Open sourceNoNo
Platforms—Linux, macOS, Windows
Free planYesYes
Deployment model—edge
Supported device OS—Micrium OS; runs on Silicon Labs EFR32 and EFM32 devices
Protocol support—TCP/IP, IPv4, IPv6, USB, CAN; Bluetooth, Connect, Wi-SUN, Zigbee stack support

Both are listed in Best IoT Operating Systems. On Specifiction, Micrium OS scores higher on our published basis.