Telephony Python Packages

mobly

E2E test framework for tests with complex environment requirements.

five9

Interact with Five9 Cloud Call Center using Python

genesis

Implementation of FreeSWITCH Event Socket protocol with asyncio

greenswitch

Battle proven FreeSWITCH Event Socket Protocol client implementation with Gevent

getpatter

Open-source voice AI SDK — connect any AI agent to real phone calls in 4 lines of code

voip

Python asyncio library for VoIP calls.

dograh-sdk

Typed builder for Dograh voice-AI workflows

hail-sdk

Python SDK for Hail — universal communication platform for AI agents.

pagingserver

SIP-based Announcement / PA / Paging / Public Address Server system

voicent-python

Voicent Python Library

siphon-ai

The open-source foundation for production Voice AI. Build, scale, and own your AI calling infrastructure. Bridge legacy SIP to modern LLMs over ultra-low latency WebRTC pipelines. Zero platform fees, BYOK, and full data sovereignty.

dtmf

Package for working with DTMF - a system for signaling over the voice band of a telephony system using multi-frequency tones.

pysipio

An open-source Python library for easy VoIP call integration using SIP and SDP protocols. Simplify real-time communication and audio handling in your applications.

exosip2ctypes

eXosip python wrapper

teler

This library offers a lightweight and developer-friendly abstraction over the FreJun Teler API.

telnyx-agent-toolkit

Official one-stop shop for AI Agents and developers building with Telnyx.

area-code-locator

Reverse-geocode latitude/longitude to NANP (North American) telephone area codes

python-vcon

vCon conversational data container manipulation package

mfbluebox

The most modern way to live in the 70s, 80s, and 90s, a phreaking awesome Blue Box DTMF tone generator

py-vcon-server

server for vCon conversational data container manipulation package

sipstuff

SIP telephony automation toolkit: place calls via PJSIP, play WAV/TTS audio, record and transcribe responses

python-sip-client

A baresip-based, multithreaded, event handling SIP client written in Python

digitmap

Package for working with digit maps - a syntax for indicating the sequence of digits that define a valid and complete dialing attempt by a VoIP telephone user.

faxbot

Self-hosted, open source, fax-sending API. HIPAA compliant. This fax API includes MCP (Model Context Protocol) support for AI assistant integration.