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Top Rated Unified Communications Software with Linux

Last updated: October 2026

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49 software options

3CX logo

Web & mobile-based (Android, iOS) communications system.

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3CX is an open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry. Work efficiently from anywhere. Video conferencing, live chat, mobile apps and advanced contact center features are all included at a fraction of the cost.

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Ultatel Cloud Business Phone System logo

ULTATEL | Phone and Teleommunication Solutions For Business

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ULTATEL is a leading and innovating provider of cloud-based telecommunications. We help your business unify voice, chat, and video in a single user-friendly platform.

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Chaty logo

Platform that supports various social and messaging channels

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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Dialshree logo

Cloud-based contact center solution

DialShree is a cloud-based software designed to help businesses manage customer interactions. It can be deployed on any web server or cloud platform and can be used to manage interactions across multiple channels.

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Trillian logo

Modern and secure messaging for business and healthcare

Trillian is a cloud-based solution designed to help businesses in the healthcare sector manage processes for instant messaging to improve internal communication. Trillian lets users manage group chats, sorted by teams or department, & share information about patient status, staff rotations, & more.

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Troop Messenger logo

Real-time messenger application for businesses of all sizes

Troop Messenger is a real-time messenger application which helps small to large businesses manage team collaboration and communication. It facilitates a secure instant messaging platform, allowing users to discuss projects, share ideas and connect with employees across their entire organization.

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NUACOM logo

All-in-one Cloud Phone System for SMBs

NUACOM offers an all-in-one Cloud phone system for SMBs that need a modern, fully scalable business communication solution. The platform offers over 50 business-class features to help boost productivity, connect departments, and centralize telephony for all locations.

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Ringotel logo

Ringotel: Connect. Collaborate. Communicate.

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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Tuvis logo

Your messages always secure.

Tuvis protects business communications with real-time monitoring, encryption, and automated archiving, ensuring compliance, preventing data loss, and maintaining security across all channels.

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Zoho Cliq logo

Cloud-based software for team collaboration & communication

Zoho Cliq is a secure team communication software that organizes conversations, workflows, and meetings in one place to boost productivity. With features like video conferencing, custom messaging channels, and seamless integrations, Zoho Cliq enables effective collaboration from anywhere, streamlining workflows for teams of all sizes.

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Diabolocom logo

Cloud CCaaS with AI for teams of all sizes

Cloud-based CCaaS platform with AI-powered omnichannel routing, voice analytics, and native CRM integrations for contact centers.

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Tragofone logo

Cloud Based White Label VoIP Softphone App

Tragofone is a WebRTC powered white label softphone for businesses that brings secure VoIP and SIP calling, messaging, and video to Android, iOS, Windows, Linux, and Mac devices. Deploy fast with auto-provisioning and multi-tenancy, brand the app end-to-end, and manage users from one dashboard.

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HiperMe! logo

Unified communications and contact center platform

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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Callbox logo

UCaaS, Cloud PBX, Contact Center, Omnichannel

Callbox is a cloud PBX for collaboration and contact center integrated with MS Teams and Google Workspace, CRMs, and ERPs.

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Quadient Inspire logo

Customer Communication Platform

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

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Pexip Secure Meetings logo

Software for scheduling and managing secure meetings

Pexip Secure Meeting provides a collaboration solution with complete control and data ownership.

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metricVOICE logo

Cloud Hosted Voice & UCaaS - metricVOICE by Fastmetrics

metricVOICE by Fastmetrics - cloud hosted phones, VoIP & UCaaS. Backed by LIVE USA SUPPORT.

Connect how you work, where you work. The ESSENTIALS plan starts from $15 per month.

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CommandLink UCaaS logo

Unified communications solution

The CommandLink UCaaS platform functions as a comprehensive phone management solution that is both user-friendly and easily controllable. This phone system can swiftly and smoothly transition between the cloud and your mobile device at any time, around the clock.

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VARTA logo

Insights-led Customer Communication Platform

FCI CCM’s VARTA platform offers AI-driven, compliant, and personalized customer communication for banks, driving engagement, growth, and compliance.

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Azuba CCM Platform logo

Turn fragmented communications into meaningful conversations

Azuba's platform enhances customer communication by providing a unified hub for seamless data exchange & interactions across multiple channels. Azuba's CCM Platform supports efficient healthcare workflows with customizable solutions, improving efficiencies, patient care & customer relationships.

Read more about Azuba CCM Platform

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Teams.cc logo

Chat platform for streamlining business communication

Teams.cc is an AI-powered team chat platform that makes it easier for groups of any size to interact and work together more efficiently than ever before.

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ITC Cloud logo

Business Communication. Simplified.

Step into the future with ITC Cloud! Say goodbye to communication complexities. Collaborate effortlessly from anywhere on any device. Our 24/7 help desk ensures your business success. We're committed to exceeding your expectations. Trust ITC Cloud to take your communication to new heights!

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Third Lane logo

Unified communications platform for UCaaS providers

Thirdlane's unified business communications platform offers a wide range of features, including VoIP, conferencing, screen sharing, multi-tenant pbx, call center and more for enterprises, MSPs, UCaaS providers & resellers.

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Ubefone logo

La téléphonie cloud d'entreprise, simple et sans engagement.

Ubefone est un opérateur de téléphonie cloud, VoIP et mobile pour entreprises, déclaré ARCEP depuis 2014. Standard téléphonique virtuel, appels illimités, sans engagement, données hébergées en France.

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Knowlarity logo

Communicate. Collaborate. Accelerate.

Knowlarity is a leading cloud communication company that offers intuitive solutions such as virtual numbers, cloud contact centers, IVR systems, AI-powered speech analytics, chatbots/voicebots, TrueCaller verified business calling, WhatsApp Business API, and more.

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