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

Open source SDR 4G software suite from Software Radio Systems (SRS) https://docs.srsran.com/projects/4g

A small Arduino library for GSM modules, that just works

An Open-source LTE Downlink/Uplink Eavesdropper

FALCON - Fast Analysis of LTE Control channels

An open source 3GPP LTE implementation.

SimuLTE - LTE System Level Simulation Model and Simulator for INET & OMNeT++ - deprecated, use Simu5G instead

Open Source LTE platform - Aims to be an Open Source Software Defined Radio (SDR) Erlang and C++ implementation of the 3GPP release 10 LTE spec

Public Safety Communication modeling tools based on ns-3

4G LTE software radio implementation for radio amateurs

u-blox GNSS receiver library light weight for low power tracking application

Arduino library repo for the Botletics SIM7000 Shield

Enables GSM/GRPS network connection using the GSM/GPRS modules. Use this library to make/receive voice calls, to send and receive SMS using Generic GSM/GPRS modules, such as u-blox SARA-U201 module.This library also allows you to connect to internet through the GPRS networks. You can either use Web Clients and Servers.

Non maintained clone of https://git.code.sf.net/p/openlte/code

Quectel EG25-G Arduino Library

GPS tracker based on LilyGO T-SIM7000G -board

LTE RACH realistic model

An open source 3GPP LTE implementation. (GitHub import of https://sourceforge.net/projects/openlte/)

Google Summer of Code, 2017 Project: Mobile IPv6 Implementation with LTE support

This C++ library provides an easy-to-use interface for establishing MQTT communication between the A7672SA module from SIMCOM and the ESP32 board from Espressif. The library simplifies the process of setting up an MQTT client on both devices, enabling seamless data exchange over the MQTT protocol.