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Top Rated Team Communication Software with Linux

Last updated: August 2026

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43 software options

Axero logo

Intranet software and collaboration solutions.

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Axero is the easy-to-use team communication software that boosts productivity, unifies your people, and helps your company thrive. Increase productivity. Unite employees. Improve culture.

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Haystack logo

A modern intranet employees love to use.

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Haystack is a beautiful, custom-branded home for employees to build connections, exchange knowledge, and access the resources they need to do their best work.

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Zulip logo

Open source team chat software

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Enterprise open-source team chat, on-prem and in the cloud. Zulip is the only modern team chat app that is designed for both live and asynchronous conversations.

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TeamViewer ONE logo

Proactive IT management with AI-powered automation

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TeamViewer's integrated communication tools facilitate seamless collaboration through messaging, VoIP, and video conferencing, even during remote sessions.

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Ummense logo

A software tool for managing workflows and teams

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Ummense is a solution for managing workflows and teams, where users can create editable workflows from ready-made templates and centralize all the information in a management dashboard, including tasks, deadlines, team interactions, and more. Available in Portuguese for the Brazilian market.

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Trillian logo

Modern and secure messaging for business and healthcare

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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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HUMANSTARSapp logo

From practice - for practice

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Toolkit for digital employee communication, agile work, quality and knowledge management, mission statement and leadership in the company.

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Troop Messenger logo

Real-time messenger application for businesses of all sizes

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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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Brosix logo

Secure instant messenger for teams and businesses

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Brosix supports teams looking to improve their internal communication while also keeping it secure. Through the Brosix app, teams have access to a range of communication features, all subject to industry leading encryption standards.

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Pazo logo

Operational Excellence Simplified

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Mobile First
GPS Enabled
QR/NFC Support
Integrations Ready
AI Enhanced
Offline Support

With Pazo, teams can stay connected with real-time messaging, tags and alerts. Pazo centralizes updates and task instructions, reducing communication gaps, enhancing collaboration and prompt task completion.

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Fleep logo

A flexible messenger for team communication and file sharing

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A messenger app that integrates with email. It includes file sharing, tasks, pin boards and more and works across multiple organisations

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Zoho Cliq logo

Cloud-based software for team collaboration & communication

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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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Work&Track Mobile logo

Field Service Management Software

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Work&Track Mobile is designed for all companies with employees or subcontracted collaborators that perform an important part of their work out of the company's headquarters: service companies, logistics, energy & utilities, infrastructures, and facilities.

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Threema Work logo

Secure and privacy-compliant business messenger

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Threema Work is a suite of secure communication tools with the mobile messaging app at the center. Tailored to the professional use in companies, organizations, and governments with the highest security requirements.

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Conceptboard logo

Secure whiteboard for tasks, ideas & collaboration

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Share context visually, not just messages. Conceptboard enables structured team communication with boards that keep ideas, tasks, and discussions all in one place—ideal for distributed teams and secure workflows.

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Teamwire logo

Fast and secure enterprise messaging app for teams

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Teamwire is a fast, easy to use and secure enterprise messaging app to improve team communication and collaboration in businesses

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Callbox logo

UCaaS, Cloud PBX, Contact Center, Omnichannel

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

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Mission Control logo

Leading PSA and Project Management SaaS

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Mission Control is a project management tool that helps teams orchestrate their work, from daily tasks to strategic initiatives.

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Lively logo

Lively: the intuitive and collaborative Intranet

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Lively is a social and collaborative Intranet and Digital workplace software that develops corporate communication and support employees in their daily activities!

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MirrorFly logo

MirrorFly CPaaS Ultimate Solution for All Your Communication

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MirrorFly is a comprehensive CPaaS platform empowering businesses to create engaging communication experiences.

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SymTerra logo

A communication tool built for on site project teams.

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A communication tool built for on site project teams.

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Collaboard logo

GDPR compliant online whiteboard with self-hosting options

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Swiss online whiteboard software for creative and interactive collaboration to bring your online meetings, and workshops to the next level. The software is GDPR-compliant, and the data is hosted securely in NL and Switzerland. You can also self-host the data on-premises or in your cloud.

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Teams.cc logo

Chat platform for streamlining business communication

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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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Group Chat App logo

Internal communication tool that helps teams stay connected

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Boost team communication with Group Chat App. Share files, chat in real time, create focused channels, and search past conversations - all in one platform that keeps your team connected and productive.

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Twake logo

The Open Digital Workplace

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Twake is the open-source digital workplace, a secure European collaboration platform to improve your team productivity and organizational efficiency!

If you are looking for digital sovereignty and freedom from GAFAM and BATX, sign-up to Twake right now.

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