team communication services logo

European team communication services

A team communication service helps a team to communicate with each other. In most cases it is a chat system with features tailored to the needs of teams in companies.

This category contains services from companies based in a member state of the European Union (EU), the European Economic Area (EEA) and the European Free Trade Association (EFTA).
You can read more about the listing criteria here.

European services

Stackfield logo

Stackfield

Germany
Uses renewable energy
EU EU hosted

Stackfield is a team communication service from Germany. It offers end-to-end encryption and apps for many desktop and mobile platforms. It also offers audio and video calls directly in the app.

Infomaniak kChat logo

Infomaniak kChat

Switzerland
Uses renewable energy
EFTA EFTA hosted Free plan

Infomaniak kChat is a unified communication platform, where you can communicate live with your teams and organize projects in a secure and instant way, from the Swiss cloud provider Infomaniak.

Fleep is a team communication service from Estonia that offers many integrations and Apps for iOS, Android, Windows, macOS and Linux. They don't offer audio and video calls directly in their application, but they do offer integration with an external tool, so it's easy to start a call from the chat window.

Mattermost by Stackhero logo

Mattermost by Stackhero

France
Uses renewable energy
EU EU hosted

Mattermost is an open-source primary self-hosted team communication service aimed at developers but suitable for all kinds of teams.

Stackhero.io is a France-based managed cloud service provider that offers a managed instance of Mattermost Cloud.

atolia is a team communication service that offers the typical features chat, audio and video calls as well as additional features like shared calendars and project management.

Wire logo

Wire

Switzerland EFTA

Wire is an team communication service from Switzerland with Apps for iOS, Android, Windows, macOS and Linux. The communication is end-to-end encrypted and the apps are open source.

Nozbe logo

Nozbe

Poland EU Free plan

Nozbe is a team communication service from Poland. They incorporate many features, like instant messaging, threads and kanban, within their Apps available for most platforms. In contrast to other team communication tools, they develop for mobile first, but desktop applications are also available.

Private Discuss logo

Private Discuss

France
Uses renewable energy
EU Free plan

Private Discuss is a team communication service from France with a stron focus on audio/video conferences. They also offer instant messaging and apps for all major platforms.

Element is an open source app for team communication. It is end-to-end encrypted and uses the open Matrix protocol. The decentralized Matrix protocol enables communication with Matrix servers and people with other Matrix clients.

Self-hosted & Open Source

Mattermost is an open-source team communication service aimed at developers but suitable for all kinds of teams. It can be selfhosted and offers app for all major platform.

Rocket.Chat is a open source team communication service. They offer many guides for self-hosting on different platforms (Docker, Kubernetes, ect.) and clients for Android, iOS, Windows, macOS and Linux.


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