Frozen Python modules in the default NUCLEO_F411RE manifest
MicroPython ecfdd5d6f9be971852003c2049600dc7b3e2a838
micropython-lib 68e3e07bc7ab63931cead3854b2a114e9a084248

Source: ports/stm32/boards/manifest.py includes extmod/asyncio and requires dht and onewire.
MIT license texts are retained in MICROPYTHON_LICENSE.txt and MICROPYTHON_LIB_LICENSE.txt.

extmod/asyncio/__init__.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019 Damien P. George

extmod/asyncio/core.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019 Damien P. George

extmod/asyncio/event.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019-2020 Damien P. George

extmod/asyncio/funcs.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019-2022 Damien P. George

extmod/asyncio/lock.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019-2020 Damien P. George

extmod/asyncio/stream.py
# MicroPython asyncio module
# MIT license; Copyright (c) 2019-2020 Damien P. George

extmod/asyncio/uasyncio.py
# This module just allows `import uasyncio` to work. It lazy-loads from
# `asyncio` without duplicating its globals dict.

lib/micropython-lib/micropython/drivers/sensor/dht/dht.py
# DHT11/DHT22 driver for MicroPython on ESP8266
# MIT license; Copyright (c) 2016 Damien P. George

lib/micropython-lib/micropython/drivers/bus/onewire/onewire.py
# 1-Wire driver for MicroPython
# MIT license; Copyright (c) 2016 Damien P. George