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Top Rated Internal Communications Software with Linux

Last updated: July 2026

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38 software options

OnBoard logo

Prepare faster, decide sooner with one secure board record

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OnBoard is a leading board management software trusted by 6,000+ organizations. Experience the difference—start your free trial today.

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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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BoardPAC logo

AI-enabled software for managing board meetings

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BoardPAC enables secure internal communication through real-time messaging, file-sharing, and collaboration tools. It streamlines workflows, enhances transparency, and facilitates quick access to information for efficient decision-making within an organization.

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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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Naaloo logo

Cloud-based SME and human resources software

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Naaloo allows SMEs to centralize and automate their HR management in a simple way, saving a lot of time and costs.

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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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Axelor logo

Cloud-based ERP solution for small to midsize businesses

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Axelor is an open source ERP, CRM, and BPM platform powered by AI and Low Code. Modular and customizable, it combines business apps, workflows, analytics, portals, and 1,500+ connectors to help organizations build flexible, intelligent, and scalable management systems.

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Brosix logo

Secure instant messenger for teams and businesses

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Brosix is the perfect solution for businesses looking to streamline and secure their internal communication. The standard Brosix app is full of communication and collaboration features that can boost productivity.

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eXo Platform logo

Digital Workplace Software

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Connect, align and engage your teams with eXo Platform’s social capabilities that include activity streams, instant messaging, spaces and more.

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CORE smartwork logo

Employee management app for enhanced internal communication

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CORE smartwork is an employee management app designed to enhance internal communication. This comprehensive solution covers all areas of internal communication and employer branding, allowing companies to sustainably influence factors like employee turnover, talent acquisition, and work efficiency.

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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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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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Korbyt Anywhere logo

Workplace communications solution

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Reimagine Workplace Communications for the Modern Enterprise. The platform’s intelligent content management system acts as an organization’s communications technology stack, enabling users to reach every everyone delivering personalized workplace experiences.

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Imagina logo

The favourite solution for event organisers

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The Imagina application is THE solution for your BtoB and BtoC events. It can be adapted and modulated according to your needs to meet your objectives. You benefit from personalized support from a dedicated project manager.

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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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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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AppCraft Events logo

Cloud-based event management software

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Designed for businesses of all sizes, AppCraft Events is a cloud-based event management software that helps conduct business meetings with stakeholders, suppliers, and partners on a unified platform.

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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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VARTA logo

Insights-led Customer Communication Platform

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

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Group Chat App logo

Internal communication tool that helps teams stay connected

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Group Chat App streamlines internal communication with team chats, private messages, file sharing, and chat history. Ideal for keeping teams aligned, it boosts collaboration and replaces scattered communication tools.

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WorkTogether logo

A workflow-based intranet solution for companies in Italy

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WorkTogether is a collaborative intranet program for Italian companies with over 100 employees. It provides business leaders with over 40 customizable modules, enabling them to engage staff, restructure internal communications, manage projects, build knowledge bases, and create approval processes.

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iMídiaTV logo

Cloud-based & on-premise digital signage platform.

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iMidiaTV is a cloud-based and on-premise digital signage platform, which helps businesses in healthcare, retail, advertising, and other sectors manage internal communication via content libraries, pre-made templates, custom layouts, animations, and more. The solution offers various features such as customizable text, campaign management, display sequencing, and reporting. iMídiaTV also facilitates third-party integration with various applications such as Microsoft 365, Tableau, and Pipedrive.

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Axero logo

Intranet software and collaboration solutions.

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

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