Top 10 Open Source Business Call Center Software

Managing a call center efficiently requires software that can manage calls, track performance, and enhance customer interactions. Open-source call center software offers businesses a cost-effective and flexible solution. It allows complete customization, enabling businesses to adapt features to their needs.

Self-hosted open-source call center software helps you optimize operations and deliver exceptional customer service. It’s scalable and ideal for businesses of all sizes.
 

Benefits of Open Source Call Center Software:
 

• Eliminates licensing fees, reducing overall costs.
• Allows you to modify features to suit specific business requirements.
• Adapts easily to the changing needs of growing businesses.
• Supports integration with your existing tools and systems.
• Access to a community of developers for updates and troubleshooting.
• Full access to the source code, ensuring better security and control.

An  open-source call center software should support efficient call management, improve customer service, and integrate with your existing tools. Below are listed call center system features for increased agent productivity and efficient business operation.

The right open-source call center software should include features that support both inbound and outbound calls, ensure smooth routing, and provide actionable insights to improve performance. 

Features such as call queue management and AI-powered analytics help businesses handle high call volumes while maintaining service quality. 
 

Centralizing all incoming and outgoing calls, voicemails, and messages.
 

Shared Phone Number

Multiple agents can use the same number for faster response times.
 

Power Dialer

Automates outbound calls: agents don’t need to dial numbers manually.
 

Interactive Voice Response (IVR)

Directs customers to the right department using pre-recorded voice menus.
 

Call Queue

Places incoming calls in a queue to minimize wait times and missed calls.
 

Call Forwarding

Redirects calls to the appropriate agent when the primary agent is unavailable.
 

Call Transfer

Transfering calls between agents or departments for faster problem resolution.
 

AI-Powered Call Report

AI-generate detailed reports on call summaries and customer sentiment.
 

Call Analytics

Tracks call duration, resolution rates, and missed calls to optimize performance.

Open-source call center software provides businesses with cost-effective and customizable solutions to manage customer interactions efficiently. Below are the top 10 open-source call center software.

Calilio is a open-source call center software that combines features such as AI-powered call reports, call analytics, and multi-device access to help businesses handle inbound and outbound calls effectively.


Calilio supports team collaboration through its shared phone number feature, making it an ideal solution for modern call centers.
 

• Unified Callbox: Centralizes all calls and messages for easy management.
• Shared Phone Number: Allows teams to handle calls collectively.
• AI-Powered Call Report: Generates detailed insights on call performance.
• Call Analytics: Tracks key metrics to improve operational efficiency.
• IVR: Directs callers to the right department or agent automatically.
  

Asterisk is a powerful open-source framework that enables businesses to build a customized telephony system. It supports various features like IVR, call queuing, and conference calling.

Asterisk allows businesses to adapt it to their unique needs, making it suitable for small to large call centers.
 

• Call Routing and Queuing: Efficiently manages incoming calls.
• IVR System: Guides callers through pre-recorded menus.
• Multi-Channel Support: Handles phone, video, and messaging.
• Scalable Architecture: Grows with your business needs.

FreePBX is a free open-source call center software built on Asterisk. It provides tools for managing call routing, recording, and queue management.

The user-friendly call center platform is intuitive interface and extensive module support that make it an excellent choice for businesses seeking easy-to-use and flexible software.
 

• Call Management Tools: Includes call routing and queuing.
• Voicemail Integration: Allows centralized voicemail management.
• CRM Integration: Connects with customer data systems.
• Call Recording: Enables quality monitoring and training.
• Customizable Modules: Extends functionality based on business needs.

VICIdial is an open-source call center solution known for its predictive dialing and multi-channel communication capabilities.

VICIdial supports both inbound and outbound calls, helping businesses manage large call volumes efficiently.
 

• Predictive Dialer: Automates outbound calling for better efficiency.
• Real-Time Reporting: Provides live insights into call performance.
• Multi-Channel Communication: Supports voice, email, and chat.
• Call Recording and Monitoring: Ensures quality control and agent training.
• Scalable Infrastructure: Suitable for small to large-scale operations.

Issabel offers unified communication tools that integrate telephony, email, and instant messaging. It is built to enhance collaboration and customer interactions.

With features like IVR, call recording, and CRM integration, Issabel is a complete solution for call center management.
 

• Unified Platform: Combines multiple communication channels.
• IVR and Call Routing: Directs customers to the right department efficiently.
• Call Recording: Provides insights for training and quality assurance.
• CRM Integration: Helps manage customer data.
• Multi-Language Support: Accommodates diverse business needs.

Elastix is a versatile open-source call center software that unifies telephony, email, and chat. Its multi-functional platform is ideal for businesses seeking a single system to handle all communication needs.

Elastix supports features like call routing, voicemail, and real-time monitoring.
 

• All-in-One Solution: Integrates telephony, email, and chat.
• Real-Time Monitoring: Tracks live call center activity.
• Call Routing and IVR: Ensures smooth call handling.
• Voicemail Management: Organizes customer messages efficiently.
• Customizable Dashboards: Displays key metrics at a glance.

GOautodial is designed to automate call center operations with tools like predictive dialing and advanced analytics.

GOautodial supports inbound and outbound calls while providing a user-friendly interface for managing campaigns and monitoring performance.
 

• Predictive Dialer: Maximizes agent efficiency for outbound calls.
• Call Analytics: Insights into key performance metrics.
• Campaign Management: Setting up and managing call campaigns.
• Multi-Channel Support: Handles communication across voice, email, and chat.
• Customizable Reporting: Provides tailored insights for business improvement.

Odoo CRM integrates call center functionality with its robust customer relationship management tools. It allows businesses to manage call logs, track customer interactions, and automate workflows.

Odoo CRM is a great open-source choice for growing companies.
 

• CRM Integration: Centralizes customer data for better service.
• Call Logging: Tracks all customer interactions for future reference.
• Automated Workflows: Streamlines routine tasks for higher productivity.
• Multi-Channel Communication: Connects through phone, email, and chat.
• Customizable Features: Adapts to your specific business needs.

Bitrix24 combines call center tools with collaboration and CRM features. It offers multi-channel communication and helps businesses manage calls, tasks, and customer data in a single interface.
 

• Multi-Channel Support: Handles voice, email, and social media.
• CRM Integration: Keeps customer data organized and accessible.
• Task Management Tools: Enhances team collaboration and productivity.
• Call Recording and Monitoring: Ensures quality service delivery.
• Customizable Dashboards: Tracks performance metrics in real-time.

Zoho Desk is a customer support platform that includes call center functionalities. It features call routing, ticket management, and reporting tools, helping businesses streamline customer service and improve response times.
 

• Call Routing: Ensures calls are directed to the right agents.
• Ticket Management System: Tracks and resolves customer queries efficiently.
• Real-Time Reports: Monitors performance metrics to optimize operations.
• CRM Integration: Centralizes customer information for quick access.
• Multi-Channel Support: Covers phone, email, and chat communication.

Open-source call center software provides businesses with cost-effective and customizable solutions to manage customer interactions efficiently. You must choose the right software with features — such as call routing, CRM integration, and real-time analytics — that help you improve your business operations and enhance customer satisfaction.

Calilio is an ideal choice for businesses looking to optimize their call center operations. Sign up today and take your call center efficiency to the next level.

Call centers use software like Asterisk, VICIdial, and Calilio for managing calls, tracking performance, and enhancing customer service. Many also integrate CRM tools like Zoho Desk for better customer management.

Some open-source software offers paid versions with additional features, support, or services. For example, platforms like Odoo and Bitrix24 provide both free and premium plans.

CRM software is commonly used in call centers to manage customer data, track interactions, and improve agent productivity. Tools like Zoho Desk and Odoo CRM are popular choices.

Software that is both free and open source is called FOSS (Free and Open Source Software). Examples include Asterisk, FreePBX, and Issabel.