Best Open Source Call Center Software

Are you hunting for some of the well-liked and best open source call center software for your organization? If yes, you’ve landed on the right place because, in this article, we have included a list of a handful of options that will surely prove to be perfectly open source contact center software.

In today’s scenario, the customer is considered the king of the market, and therefore each and every query of the customer must be addressed effectively. This requires call center agents to revolve around the needs of customers continuously.

There is an endless number of applications and tools that call center agents use in their day-to-day work to empower their efforts and offer up to the mark customer satisfaction. At most call centers, a substantial user base is now welcoming independent applications such as call center software to strengthen and support the system they pursue to work. With so many options out there, it is indeed challenging to determine which one is the best!!

So, to help you make a wise selection, we have listed below the top 5 open source call center software that will serve all the needs of your US audience.

Best 5 Open Source Call Center Software In 2021

We have done the heavy lifting for you by identifying the top 5 open source contact center software out there. So, let’s have a glance to determine the right software for your business.

1. VMukti 1.1 Call Center Software

VMukti 1.1 is one of the most preferred open source software for call center apt for both outbound and inbound call centers. It is a call center solution that is entirely constructed utilizing an open architecture. The VMukti 1.1 open source call center solution provides support for each common standard, including IETF, ITU, etc. This amazing software is free to use, and not only this; you can even use this software without requiring any proprietary hardware or software. With amazing features and easy to use interface, VMukti 1.1 offers multiple powerful functionalities like answering machine detection and detailed statistics.

Key Features:

  • Predictive dialing
  • Conferencing
  • Voice recording/logging
  • Automatic Call Routing (ACD)


  • Remote access through a web browser.
  • Entails a predictive dialer that reduces waiting time.
  • Eradicates the need to invest in hardware.


  • Missing mobile version.

2. Bitrix24

Bitrix24 is open source call center software that offers its clients useful and effective features like customizable web-based forms, intranet, etc. This software comes with free download for PC, and it can easily be downloaded by any browser. If you pick out its cloud version, you will start getting calls within a couple of minutes. The free version of bitrix24 supports only 12 employees, and it requires you to pay money as the number of team members expands. Bitrix24 is an omnichannel with excellent client support.

Key Features:

  • Free inbound phone calls
  • Works worldwide
  • The mobile app is seamlessly supported by both iOS & Android
  • Free CRM within the call center


  • It makes the management of call center services easy
  • Arrange and access all essential documents in one place.
  • Each team’s member can utilize the activity stream to track progress


  • No option that lets you see the EML files

3. VICIdial Open Source Call Center Software

Another top level open-source call center software on the list is VICIdial. It has more than 800 registered installations to date. With remarkable features, the VICIdial is a full-feature fledged predictive dialer capable of handling outbound, inbound and blended calls. This amazing software also lets service agents sign in flawlessly through remote locations. This software’s main screen supports 16 different languages with options that will enable you to create your own customization version easily.

Key Features:

  • Outbound agent- controlled, predictive, and broadcast dialing
  • Three-way calling support
  • An automatic call distributor for inbound calls


  • Enhanced means for scheduling calls
  • Useful for outbound auto-dial calls
  • No hassle to add Call IDs to specific categories.


  • Some users might not find the design and interface user-friendly

Also ReadBest Outbound Call Center Software Of 2021

4. Ekiga

If you are looking for an open-source call center software solution that offers video conferencing, softphone, and messaging solutions, then Ekiga is the best choice for you. Ekiga is a well-known and pretty popular open source software with a user-friendly design, and it can easily be integrated with multiple codes. This software solution offers a SIP address free of cost to users, which allows them to do outbound calls worldwide, involving video calls as well.

Ekiga - Best Open Source Call Center Software
Image Credit – ekiga

Key Features:

  • Echo cancellation
  • Message/call waiting
  • Address book management
  • HD sound quality


  • MultiOS support
  • Easy to install and configure
  • Works great with Voice over IP


  • Call binding feature is not available

5. Asterisk

Finally, Asterisk is an open-source call center software that is comprehensive and free to use. It is an ideal choice software solution that offers advanced modules to handle all the essential tasks that are primarily important for the customers. This amazing contact center software also offers low maintenance tools that are easy and quick to work with! So, if you are looking for free, comprehensive, and open source call center software, then Asterisk can prove to be the best choice for you!

Asterisk - Best Open Source Call Center Software
Image Credit – asterisk

Key Features:

  • Predictive dialer
  • Voice recognition
  • Call center management
  • Autodialer


  • Offers flawless service for big organizations
  • User friendly and quick to setup
  • The option of customization is available


  • Security issues may crop up without the use of additional security application

Also ReadComprehensive Guide To Call Center Staffing Software

Conclusion – Best Open Source Call Center Software

Here we have come down to the final verdict of the article. We hope that now you’ve got a clear idea about how each of the above-mentioned open source call center software is and what all features it offers! Now, it entirely depends upon you which one you consider the best but always make sure to take into consideration the features, pros, and cons of each one of them to make a smart investment.

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