📱 [Android Library] Get device information in a super easy way.

🚀 An open-source alternative to Twilio.

Kamailio - The Open Source SIP Server for large VoIP and real-time communication platforms -

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a versatile software implementation that runs on any commodity hardware. From a Raspberry PI to a multi-core server, FreeSWITCH can unlock the telecommunications potential of any device.

Baresip is a modular SIP User-Agent with audio and video support

Twilio C#/.NET Helper Library for .NET Framework 3.5+ and supported .NET Core versions

E2E test framework for tests with complex environment requirements.

A Java library for communicating with the Twilio REST API and generating TwiML.

Add Nexmo functionality such as SMS and voice calling to your Laravel app with this Laravel Service Provider.

A Fork from http://git.freeswitch.org/git/freeswitch-contrib/tree/dvarnes/java/esl-client

IVOZ Provider - Multitenant solution for VoIP telephony providers

Simple and fast viewer for Asterisk CDRs and Recordings (Mod)

Battle proven FreeSWITCH Event Socket Protocol client implementation with Gevent

Free, easy to setup PBX for small business based on Asterisk 16 core

Pàdé (Yoruba word for Meet) is a browser extension (Chrome/Edge) based unified communications desktop client for Openfire.

RTP Tools

Easy to use bluetooth hands free telephony, with python

A curated list of awesome Real Time Communications resources

FreePhone es un proyecto de investigación sobre privacidad en dispositivos móviles. Con este repositorio pretendemos liberar toda la experiencia acumulada durante la creación de un smartphone casero.

The ITU-T Software Tool Library (G.191)

Captcha for phone calls

An introduction to the 46elks API with code examples

Managed library for TAPI development with .NET

Send SMS messages through multiple different providers

FreePBX container (Asterisk 16; OpenPBX 15 with Backup and IVR modules installed)

Sample integrating Telephony, Google Sheets, and Slot Filling with Dialogflow

Wazo's JavaScript Software Development Kit.

CERN Phone Desktop client. Multiplatform phone application compatible with Windows, Linux and Mac.