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What is OpenSIPS?

OpenSIPS serves as an open-source SIP proxy/server capable of managing voice, video, instant messaging, presence, and a variety of other SIP extensions. This adaptable signaling SIP server is tailored for carriers, telecom operators, and ITSPs, offering solutions for a broad range of applications including Class 4 and Class 5 residential platforms, trunking and wholesale services, as well as enterprise and virtual PBX systems. It also functions effectively as a session border controller, application server, load balancer, and is utilized in call centers among many other applications. With the ability to handle high throughput, it supports tens of thousands of calls each second along with millions of concurrent connections, making it a favored option for numerous SIP use cases. The strength of OpenSIPS lies in its flexible routing and integration capabilities, enabling users to implement custom routing logic via routing scripts and a wealth of interfacing APIs. Featuring over 120 modules, it supports robust application development for SIP management, backend operations, and routing processes. Furthermore, the 3.2 version of OpenSIPS has received a comprehensive security audit, bolstering its safety and dependability for users. As a resilient framework, it not only caters to present requirements but also adapts and evolves to meet the ever-changing challenges within the telecommunications sector, ensuring its relevance for years to come. This commitment to continuous improvement underscores the importance of innovation in maintaining a competitive edge in the industry.

What is Issabel?

Issabel is a notable open-source unified communications platform that combines a variety of IP communication services into a single, cohesive system, successfully addressing the shortcomings of conventional PBX systems by providing an array of functionalities such as call center operations, email integration, management reporting, fax services, video conferencing, audio recordings, and CRM connections. The call center feature is designed to be both powerful and flexible, ensuring that users can efficiently automate and manage their contact centers while skillfully managing both inbound and outbound calling campaigns through an intuitive agent interface and call management tools. Moreover, Issabel offers simplified PBX administration for service providers, enabling them to oversee multiple clients from one instance, thereby reducing the need for separate servers for each client. In addition to its core features, Issabel supports various add-ons that integrate smoothly with the platform, further enhancing telephony interactions and improving customer service by automating support tasks. This adaptability and comprehensive feature set make Issabel an excellent option for organizations aiming to optimize their communication processes while ensuring flexibility in managing their needs. As a result, businesses can achieve greater operational efficiency and improved client engagement through the use of this versatile platform.

Media

Media

Integrations Supported

Ansible
ChatGPT
Docker
Facebook Messenger
Fonimo
HubSpot CRM
HubSpot Customer Platform
Instagram
Microsoft Teams
Netdata
Odoo
OpenAI
Pipedrive
Telegram
WhatsApp

Integrations Supported

Ansible
ChatGPT
Docker
Facebook Messenger
Fonimo
HubSpot CRM
HubSpot Customer Platform
Instagram
Microsoft Teams
Netdata
Odoo
OpenAI
Pipedrive
Telegram
WhatsApp

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

OpenSIPS

Company Location

United States

Company Website

opensips.org

Company Facts

Organization Name

Issabel

Date Founded

2016

Company Location

Mexico

Company Website

www.issabel.com

Categories and Features

PBX

Categories and Features

Call Center

Blended Call Center
Call Logging
Call Recording
Call Scripting
Campaign Management
Database
Escalation Management
IVR / Voice Recognition
Inbound Call Center
Manual Dialer
Outbound Call Center
Predictive Dialer
Progressive Dialer
Queue Management
Real-time Chat
Reporting/Analytics

PBX

Telephony

Auto-Dialer
Call Center Management
Call Monitoring
Contact Management
IVR / Voice Recognition
Inbound Reporting
Outbound Reporting
Predictive Dialer
Telemarketing Management
VoIP
Voice & Data Integration

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