Blynk library for IoT boards. Works with Arduino, ESP32, ESP8266, Raspberry Pi, Particle, ARM Mbed, etc.

This program show you IMSI numbers of cellphones around you.

Awesome-Cellular-Hacking

MicroPython for ESP32 with psRAM support

QCSuper is a tool communicating with Qualcomm-based phones and modems, allowing to capture raw 2G/3G/4G radio frames, among other things.

Ai-Thinker A9/A9G GPRS (with GPS(A9G)) module C development SDK

Lightweight cellular modem host AT library

Gammu All Mobile Management Utilities

Mobile Statuion side GSM implementation; mirrored from https://gitea.osmocom.org/phone-side/osmocom-bb

Maintained fork of a Python module to control GSM modems attached to the system: send/receive SMS messages in your scripts, handle calls, and more.

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gsm module library for STM32 LL

Osmocom core libraries; mirrored from https://gitea.osmocom.org/osmocom/libosmocore

Library sim800l for Arduino UNO (maybe sim900l work)

RaspiSMS est un système de gestion et d'envoi de SMS par ordinateur, initialement conçu pour les Raspberry Pi

Example of using ESP32 with GSM modem and lwip+pppos

Ported and cleaned up version of the ATCommandTester from m2msupport.net

GSM Library for SIMCOM Modules on Arduino.

The SIM800L Arduino Library is a simple and easy-to-use library for the SIM800L module, allowing for quick and efficient communication with the module using the Arduino platform.

A Go driver for AT based modems