Top 12 Open-Source Alternatives to RingCentral

RingCentral

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies

3 mentions

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Pricing:

Open Source
Freemium
Free Trial
$19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)
Official Pricing

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Product categories

CRM Call Center Software Chat Chat SDK Cloud Business Telephony Cloud Contact Center Communication Enterprise Communication Enterprise Software Group Chat & Notifications Messaging VoIP

Summary

The top open-source alternatives to RingCentral are CloudTalk, Twilio, and Asterisk. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

CloudTalk Landing Page
1

CloudTalk

Work locally, grow globally
Pricing:
- Open Source
- Paid
- Free Trial
- $25.0 / Monthly
#Communication #Enterprise Communication #Call Center Software
Twilio Landing Page
2

Twilio

Brings voice and messaging to your web and mobile applications.
Pricing:
- Open Source
#Communication #Cloud Communications #Customer Engagement
Asterisk Landing Page
3

Asterisk

An open source telephony switching and private branch exchange service for Linux.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication 4 social mentions
freepbx Landing Page
4

freepbx

FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication
Telegram Landing Page
5

Telegram

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Pricing:
- Open Source
#Communication #Messaging #Instant Messaging 129 social mentions
Zadarma Landing Page
6

Zadarma

A new generation of VoIP for your business. Zadarma offers virtual phone numbers in 100+ countries, cloud PBX, and CRM systems.
Pricing:
- Open Source
- Freemium
- Free Trial
#VoIP #PBX #Cloud Business Telephony 4 social mentions
Melrose Labs SMSC Simulator Landing Page
7

Melrose Labs SMSC Simulator

SMPP SMSC simulator to test SMS messaging applications.
Pricing:
- Open Source
- Freemium
- Free Trial
#Messaging #Communication #Text Messaging
ITG VoIP Plug & Play Landing Page
8

ITG VoIP Plug & Play

A business telephone system ready to use in three easy steps: 1. Choose a call plan 2. Get all features 3. Choose a phone
Pricing:
- Open Source
- Paid
- £9.99 / Monthly (Unlimited UK landline)
#Enterprise Communication #VoIP #Communication
fusionpbx.com
9

FusionPBX

FusionPBX is an open source FreeSWITCH GUI.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication
Signal Landing Page
10

Signal

Fast, simple & secure messaging. Privacy that fits in your pocket.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 180 social mentions
pianobar Landing Page
11

pianobar

“pianobar” is a free/open-source, console-based replacement for ...
Pricing:
- Open Source
#Communication #Music Streaming #Messaging 2 social mentions
Discord Landing Page
12

Discord

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 122 social mentions