5 top Open Source VoIP Billing Systems in 2024

  • Tue, 05/12/2015 - 02:10 by aatif

The open-source community plays a pivotal role in various aspects of our lives, contributing significantly to business, technology, telecommunication, open source unified communications medical science, accounting, and billing. Its impact has transformed traditional business models, replacing physical stores with online shopping, and introducing efficient ways to monitor personal bank accounts.

In this article, we acknowledge the invaluable contributions of the open-source community by exploring the top five open source VoIP billing systems in 2024. These solutions cater to the needs of both small and large organizations, offering free-of-cost billing and invoicing solutions.

Here we have listed the top five VoIP billing solutions ranking wise, and our criteria to rank the best five applications are based on Github http:/wwwgithub.org project stars + update frequency + latest development + maturity + relevance to VOIP billing of the application in question. However, we are open to accept any feedback from user personal experience.

Let's delve into these open source billing solutions that may precisely address your business requirements.

Top 5 Open Source VoIP Billing Systems in 2024:

1. pyfreebilling

pyfreebilling is an open-source wholesale billing platform designed for high performance and scalability. It is suitable for residential, business, and wholesale VoIP providers. It is offered as an open-sourceAGPL v3 license. Pyfreebilling is based onKamailio and Freeswitch

2. A2Billing

A2Billing is a free and open-source calling-card and billing platform. It is a powerful solution for inline billing and is designed to meet the residential and wholesale VoIP services requirements. It allows different billing options such as per-second billing and stepped billing and subscription. It provides the feature of a Call detail report (CDR) with buy and sell rate and also includes reports and statistics for agents and resellers.


ASTPP Version 6 Released (2022). ASTPP is an Open Source VoIP Billing Solution for Freeswitch. It supports pre-paid and post-paid billing with call rating and credit control. It also provides many other features such as calling cards, least cost routing (LCR), did management, resellers management, etc.

4. Magnusbilling

Magnusbilling is a softswitch and an open-source billing and customer service software solution. MagnusBilling is a fast, secure, efficient, high availability, VOIP Billing, it provides a complete WEB panel for the administrator, reseller, and customers.

5. CDR States

CDR-Stats is a web-based CDR (Call Data Record) billing mediation platform with call rating and CDR analysis for multiple tenants having the capability to support Asterisk, FreeSWITCH, Kamailio, and almost any other open source and proprietary switch CDR format, including Cisco and Alcatel-Lucent.

ICT Innovations, a notable open-source telephony consultant, Contact us for the deployment and development of open-source telephony projects. For further details or feedback based on personal experiences, users are encouraged to reach out.