Top 5 Open-Source Alternatives to CallFire

CallFire

Grow your business with virtual phone numbers, IVR, voice broadcasting, mass text messaging services and power dialing.

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Product categories

Communication Enterprise Communication VoIP Call Center Software Chat SDK Cloud Business Telephony Cloud Communications Cloud Contact Center Communications SDK Customer Engagement Customer Interaction Enterprise Software

Summary

The top open-source alternatives to CallFire are RingCentral, Asterisk, and freepbx. 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.

RingCentral Landing Page
1

RingCentral

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Pricing:
- Open Source
- Freemium
- Free Trial
- $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)
#Enterprise Communication #Communication #Online Meetings 3 social mentions
Asterisk Landing Page
2

Asterisk

An open source telephony switching and private branch exchange service for Linux.
Pricing:
- Open Source
#Enterprise Communication #Communication #Cloud Business Telephony 4 social mentions
freepbx Landing Page
3

freepbx

FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).
Pricing:
- Open Source
#Enterprise Communication #Communication #VoIP
CloudTalk Landing Page
4

CloudTalk

Work locally, grow globally
Pricing:
- Open Source
- Paid
- Free Trial
- $25 / Monthly
#Enterprise Communication #Communication #VoIP
Twilio Landing Page
5

Twilio

Brings voice and messaging to your web and mobile applications.
Pricing:
- Open Source
#Messaging #Communication #Communications SDK