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040000 tree 40d63197e26d5a2f41e9f91296afab2b6d37e12d	esp32
040000 tree 48f17bda17fdbada81d70ad24b1206cf1fa4c7fe	linux-cirque
040000 tree 3cadc2df7342c373613456079ea6cbe8f7d62171	mbed
040000 tree e92277ae9a429ed6b493a82e77560ada1d7d7cd4	nrfconnect
040000 tree 288aaedcea58294f5cba5434bfca43b874155c3b	openiotsdk
040000 tree 40d5dd393c09c93995614efc338967126b8caea6	tizen