Top 20 NuGet telephony Packages

Twilio REST API helper library
Official C#/.NET wrapper for the Nexmo API
A .NET SDK to make voice calls and send SMS using Plivo and to generate Plivo XML
Twilio helpers for ASP.NET MVC versions 3 through 5.
SignalWire development kit for operating with http://signalwire.com services.
Twilio API interface implemented using the Refit package.
Twilio REST API helper library
Allow sending texts via Twilio. Wrapper around Twilio api to send sms messages from any type of application. Small library for manage sms with Twilio. A quick setup for Twilio Sms. Wrapper library is just written for the purpose to bring a new level of ease to the developers who de...
Allow sending texts via Plivo. Wrapper around Plivo api to send sms messages from any type of application. Small library for manage sms with Plivo. A quick setup for Plivo Sms. Wrapper library is just written for the purpose to bring a new level of ease to the developers who deal w...
Voice Elements makes it easy to build both traditional phone applications and WebRTC applications which provide all the functionality of your phone right into your browser. This allows you use any .NET language to bring your voice applications to life.
(Unofficial) Twilio client library for ASP.NET Web API Projects. Compatible with Web API 2.
With Ozeki VoIP SIP SDK, you have the opportunity to make your own VoIP products, for instance a softphone or even your own PBX
An Short Message Service Protocol (SMS/SMPP) library.
Twilio Ip Messaging REST API helper library
Allow sending texts via Sinch. Wrapper around Sinch api to send sms messages from any type of application. Small library for manage sms with Sinch. A quick setup for Sinch Sms. Wrapper library is just written for the purpose to bring a new level of ease to the developers who deal w...
Allow sending texts via Nexmo. Wrapper around Nexmo api to send sms messages from any type of application. Small library for manage sms with Nexmo. A quick setup for Nexmo Sms. Wrapper library is just written for the purpose to bring a new level of ease to the developers who deal w...
ATAPI is a .NET managed library wrapper for working with the Windows Telephony API (TAPI2).
Allows you to develop against the Tropo Web API using C#.
Allows you to develop against the Tropo Web API using C#.
A helper library that makes generating valid TwilML responses and handling Twilio requests incredibly easy.