There are 1 repository under usb-modem topic.
Calculate the unlock code for huawei devices 3G/4G v1, v2, v3/v201
Connecting to the internet on a Raspberry Pi 3B+ (Raspbian) Via USB modem LTE/4G/3G ZTE MF821
chan_quectel channel driver for Quectel LTE cards, works with Asterisk-13+
GRPC and HTTP API for sending SMS from usb modem using AT commands
self-hosted web service which provides modem information received from gnokii