Top 5 Open-Source Alternatives to PBX in a Flash

PBX in a Flash

PBX in a Flash is a PBX system based on Asterisk, FreePBX and CentOS, coming as an ISO download.

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Alternatives Status Page

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Product categories

Cloud Business Telephony Communication Enterprise Communication Enterprise Software VoIP

Summary

The top open-source alternatives to PBX in a Flash are Asterisk, FusionPBX, and sipXcom. 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.

Asterisk Landing Page
1

Asterisk

An open source telephony switching and private branch exchange service for Linux.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication 4 social mentions
fusionpbx.com
2

FusionPBX

FusionPBX is an open source FreeSWITCH GUI.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication
sipXcom Landing Page
3

sipXcom

sipXcom open source unified communications software is the standard for enterprise voice solutions. Voice, chat, IVR, presence and more in one application.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication
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
Wazo Landing Page
5

Wazo

Wazo is a unified communications platform based on Asterisk and focused on extensibility.
Pricing:
- Open Source
#Communication #VoIP #Enterprise Communication