A new sensor platform open standard for IoT sensors, M2.COM, is based on M.2 form factor. It is supported by the founding group members: Advantech, ARM, Bosch Sensortec, Sensirion and TI. More info can be found here.
NerpaLab has designed Shield to support M2.COM modules:
M2.COM Shield can be purchased from NerpaLab. Please contact us for more details.