telecom

Open Source Signaling Firewall for SS7, Diameter filtering, antispoof and antisniff

Vonage Server SDK for Java. API support for SMS, Messages, Voice, Text-to-Speech, Numbers, Verify (2FA), Video and more.

The Open Source SMS Gateway

JavaCard SIM card applet to deliver an SMS very the first time the SIM registers in the GSM/GPRS network

JavaCard SIM card applet to monitor the status of data connectivity over-the-air

JavaCard SIM card applet to configure a PDP Context with a correct APN via RUN AT proactive command

Java implementation of 3GPP™ TS 35.206 Milenage algorithm

Open Source Signaling Firewall for SS7, Diameter filtering, antispoof and antisniff

Open-Source Billing And Rating Platform For Subscription

A set of Java™ Charset implementations supporting various codecs used in telecommunications (GSM/UCS2)

SerialCraft is an experimental, educational Fabric and Neoforge mod that connects Arduino, ESP32, and other serial or TCP devices to Minecraft. Send real sensor readings into redstone circuits and use your world to control physical LEDs, buzzers, and other components.

Android 默认电话应用 / 来电识别 — Material Design 3, Pixel 风格拨号器, 系统级 CallStyle 通知, 号码归属地查询

Java/Spring engineering notes from 10+ years in telecom BSS production: architecture decisions, failure write-ups, debugging recipes, and a telecom domain guide you won't find in another repo.

Callfire API v2 REST client for Java programming language

Real-world orchestration patterns with Camunda + Spring Boot + Kafka, modeled on telecom number portability: transactional outbox, idempotent consumer, sagas, compensation, and SLA timeouts.

Telegram for Android source

Telecom Service Provisioning & Order Management Platform - Microservices-based provisioning engine with Saga orchestration, number porting, and Kubernetes deployment

Simulation d'un système de chaîne de transmission numérique en Java. Module SIT213 - FIP 2A - IMT Atlantique

SIM Activation Portal is a full-stack telecom management system developed using Spring Boot, Java, MySQL, HTML, CSS, and JavaScript.It provides customer registration, SIM management, customer validation, ID proof verification, address updates, SIM activation/deactivation,and specialoffer management through REST APIs with a responsive web interface.

A Java client library for China Telecom’s SMGP SMS gateway protocol, with message submission, delivery handling, authentication, billing fields, and TLV extensions.