Open5GS is a C-language Open Source implementation for 5G Core and EPC, i.e. the core network of LTE/NR network (Release-17)

OpenMPTCProuter is an open source solution to aggregate multiple internet connections using Multipath TCP (MPTCP) on OpenWrt

Lightweight cellular modem host AT library

Portable C libraries which provide APIs to build applications with u-blox products and services. Delivered as add-on to existing microcontroller and RTOS SDKs.

User Plane Gateway (UPG) based on VPP

Firmware SDK enabling any IoT device to connect to Golioth - the Universal Connector for IoT

ESP32 / esp-idf LTE UART modem library for sim7600 with cmux support

NGIC-RTC is Control User Plane Separated (CUPS) architecture 3GPP TS23501 based implementation of EPC Service and Packet Gateway functions (SGW, PGW)

5G User Plane Function (UPF) based on VPP

A modified version of the LTE Scanner supporting RTL-SDR/HackRF/BladeRF and able to extract Channel State Information (CSI) from LTE signals.

LTE-M, NB-IoT and GPS on nRF9160-DK, nRF9161-DK (ARM Cortex-M33)

A small utility to decode the nv item 00028874

LTE base station with limesdr

Osmocom tools for Qualcomm DIAG interface; mirror of https://gitea.osmocom.org/phone-side/osmo-qcdiag

Library for BG96.

Experiments with Quectel EC20 modems; mirror of https://gitea.osmocom.org/phone-side/quectel-experiments

Virtual Base Band Unit

CircuitRiver | LTE Modem driver implemented in C99 for portability and a small footprint

Library for SARA-R410M-02B.

MG100 Zephyr RTOS based firmware