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Unified Communications Software for Linux - Page 2

Last updated: February 2026

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84 software options

Bria logo

VoIP communication and collaboration management solution

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Bria is a cloud-based and on-premise VoIP solution that helps businesses manage communication & collaboration via messaging, file sharing, video conferencing & more. The white-label capabilities help organizations design a personalized softphone using custom logos, themes, colors, and configuration.

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Avaya UCaaS logo

Unified communications platform

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Avaya UCaaS (formerly Avaya Aura Contact Center) is a unified communications platform businesses of all sizes across a range of industries. The solution enables flexible hybrid working for agents at home or in the office, and combines Avaya Cloud Office, Avaya Spaces, and Avaya Enterprise Cloud.

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VoIPstudio logo

VoIPstudio: the no-hassle VoIP phone service for business

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Award-winning VoIP-based Cloud Unified Communications Platform. Advanced multichannel communications and collaboration features like Audio and Video Conferencing, Instant Messaging, Desktop Sharing, Mobility, and CTI Integrations. Perfect for teamwork and remote working. 24/7 support service.

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Chaty logo

Platform that supports various social and messaging channels

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Chaty connects businesses with customers by providing a chat application that supports various social and messaging platforms including WhatsApp, Facebook Messenger, Telegram, Line, WeChat, Snapchat, TikTok, Instagram, and Waze.

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Jostle logo

Helping employees succeed. Anytime, anywhere, with ease.

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Jostle's the single place where everyone in your organization connects, communicates, and celebrates together. Anytime, anywhere, with ease. The result? Your culture comes to life, and each and every person is set up for success.

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Cisco Unified Communications Manager logo

Communication and collaboration management solution

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Cisco Unified Communications Manager (formerly CallManager) helps businesses connect and collaborate with teams via IP telephony, voice & video calling, messaging, and more. The activation code onboarding functionality lets users create phone records without a phone’s MAC address.

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VirtualPBX logo

Trusted VoIP for any office, anywhere.

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Get Unlimited Minutes, Text Messaging, and a VoIP Device for $18/mo***** Save up to 80% off business VoIP today!

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SMS API logo

Communicate, connect, convert.

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Our SMS API is a fast, customizable program designed to fit your company's communication needs by reliably sending and receiving text messages from around the world.

Esendex's API is quick and easy to integrate, leveraging developer guides in multiple languages.

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MyOperator logo

Business AI Operator - WhatsApp API and IVR automation

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MyOperator, a Business AI Operator, is India’s leading Call + WhatsApp communication platform, trusted by over 10,000 businesses, including Amazon, Lenskart, NCERT, Apollo, and Myntra.

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Asterisk logo

Open-source modular communication system

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Asterisk is an open-source framework that helps to build communication applications and is used by small, midsize and large companies and governments worldwide

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Steeple logo

The internal communication solution that your company needs

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Steeple allows all employees to get involved in the life of the company and create links between teams.

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Avaya Cloud Office logo

Unified communications and collaboration

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Avaya Cloud Office is a cloud-based collaboration and unified communications solution for SMBs. The software combines calling and chat, with support for multiple devices per number and seamless switching between mobile and desk phones.

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Unily logo

Reimagine the employee experience with Unily

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Built for global enterprises, Unily is the employee experience platform that enables organizations to move faster.
This sophisticated cloud native platform offers customers scalability, a rich feature set, and deep integrations with other mission-critical enterprise systems.

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Ringotel logo

Ringotel: Connect. Collaborate. Communicate.

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Ringotel is a comprehensive softphone solution designed to help modernize business communications by integrating with existing phone systems and providing a unified experience across desktop and mobile devices. It supports multi-tenant systems, and features automated user onboarding via emails and QR codes. Ringotel also includes call features, cloud call recording, visual voicemail, video calls, business messaging, and CRM integrations for a streamlined experience.

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Quadient Inspire logo

Customer Communication Platform

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Inspire makes even the most complex experiences simple by enabling intelligent workflows for creating and delivering critical customer communications.

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ZIRO logo

Make IT Hassle-Free

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Offload routine tasks to your help desk with ZIRO Provisioning Software, the only provisioning software designed to make UC the simplest thing on your to-do list. Manage phones, voicemails, dial plans, and agents without the headache of complex templates or having to navigate Excel-Hell.

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IR Collaborate logo

Unified Communications and Collaboration monitoring

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IR Collaborate is a unified communications monitoring platform designed to help businesses predict disruptions and optimize performance across on-premise, cloud, or hybrid audio, voice, and other collaboration systems.

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Talkroute logo

Virtual phone system for communicating with customers

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Talkroute is a virtual phone system designed to help businesses manage voicemail, route calls and communicate with customers via various channels. It offers an audio library, which includes several prompts for agents to create custom greetings for clients.

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VIS Centralino in Cloud logo

Cloud-based business phone solution

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VIS-Centralino In Cloud is a cloud-based phone system for small businesses and public administrations that helps control and modify the functions of VoIP Cisco CUCM.

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HiperMe! logo

Unified communications and contact center platform

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HiperMe! is a cloud-based contact center and unified communications platform that enables companies to manage corporate communications and customer service interactions from one place. With HiperMe!'s omnichannel solution, businesses can receive and place calls, emails, chats, WhatsApp message

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Video RTC logo

Video transactional channels for contact centers

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Video RTC is a cloud-based solution for enhancing the capabilities of existing IP contact centers. The platform provides multi-channel coverage for web browsers, mobile devices, and IoT devices, allowing users to seamlessly connect with customers across multiple devices.

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Diabolocom logo

Cloud software for call centers & customer service.

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Diabolocom is a European leader in cloud-based software services for call centers and customer service.
With fast deployment, compelling ease of use, secure cloud hosted in Europe, premium call quality and native CRM integration, easily increase customer loyalty and boost sales.

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AIO logo

Omnichannel marketing and digital communication software

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AIO is an on-premise and cloud-based omnichannel marketing software that helps businesses of all sizes manage digital campaigns and streamline client communication through emails, SMS and more.

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InGenius logo

Computer telephony integration to fuel efficiency

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Drive more value from your telephony investment. Bring your Asterisk, Avaya, Cisco, Genesys, Mitel or Twilio phone system into your CRM using InGenius to ignite productivity and uncover new business insights. InGenius works with your existing telephony infrastructure just the way you want it to.

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CometChat logo

Seamless Real-Time Chat Integration for Your Applications.

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CometChat is a comprehensive communication solution that empowers businesses to seamlessly integrate real-time chat features into their applications and websites.

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