Advertise here — Reach our audience of European software enthusiasts and boost your sales.

European Slack Alternatives

A curated collection of the 4 best European alternatives to Slack.

The best European alternative to Slack is Wire. If that doesn't suit you, we've compiled a ranked list of other European Slack alternatives to help you find a suitable replacement. Other interesting alternatives to Slack are: Nozbe, Element and Revolt.

Slack alternatives are mainly Team Collaboration Platforms but may also be Communication Tools or Project & Task Management Software. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Slack.

This list 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 conditions here.

Wire

Germany

Connect, message, and share files with industry-leading end-to-end encryption. Trusted by 1,800+ organizations for secure, compliant collaboration.

Wire is a Swiss-based secure collaboration platform that provides always-on end-to-end encryption without compromising usability. Trusted by over 1,800 organizations worldwide, Wire offers seamless communication through instant messaging, file sharing, and video meetings.

Key features include:

Zero-knowledge encryption that keeps data protected and compliant
Flexible collaboration across teams and external parties
SAML-based Single Sign-On and SCIM support for enterprise
Complete data sovereignty with on-premises deployment options
Granular administrative controls for complex organizations

Wire serves as a European alternative to Microsoft Teams and Slack, particularly valuable for organizations requiring NIS2 compliance and data protection. The platform supports government agencies, law enforcement, and enterprises with federated environments and ID Shield protection.

With crisis communication capabilities and comprehensive support for distributed teams, Wire enables secure collaboration without the typical security friction that hampers productivity.

Nozbe

Poland

Organize tasks and projects for personal or team success. Boost productivity, reduce meetings, and manage work from anywhere with this intuitive collaboration software.

Organize your personal and business life with a tool designed for simplicity and effective task management. Since 2007, users have chosen this platform to get things done without overwhelm. It's intuitive like email but far more structured, helping your team adapt quickly and focus on priorities.

Key benefits:

Fewer, Efficient Meetings: Manage work asynchronously in projects and tasks, reducing status updates. Meetings become shorter and more effective with documented discussions.
Increased Team Productivity: Help your team achieve more. Track all tasks and commitments, ensuring nothing is missed, leading to better results.
Flexible Remote & Hybrid Work: Access work from anywhere with cross-platform apps (Mac, Windows, Android, iOS) that sync and work offline. Your office in the cloud.
Better Work-Life Balance: Separate professional and private workspaces to maintain focus and efficiency in all areas of life.

Core features include Projects, Tasks with deadlines, Comments for clear communication, and customizable Views. Convert emails to tasks, use project templates, and share projects externally.

Element

United Kingdom

Experience secure, end-to-end encrypted messaging and collaboration. A decentralised platform for sovereign communication, offering self-hosting or managed services.

Element offers a secure and sovereign communications platform, built by the creators of the Matrix open standard. It provides end-to-end encrypted messaging and collaboration, ensuring your business-critical communications are protected. A key benefit is data sovereignty, achieved through its open-source nature and flexible hosting options, allowing you to self-host or use a managed service like Element Matrix Services. This decentralised approach facilitates trusted real-time communication across different organisations.

Key features include:

End-to-end encryption: Keeps your conversations private.
Decentralised network: Built on Matrix for interoperability and control.
Flexible hosting: Choose between self-hosting for complete data ownership or fully managed deployments.
Open source: Offers transparency and customisation.
Interoperability: Connect easily with others on the Matrix network.

Element empowers users to communicate and collaborate with confidence, providing the freedom to structure discussion spaces and manage data according to specific requirements. It is trusted by organisations worldwide for its robust security and commitment to user control.

Revolt

United Kingdom

Create and manage vibrant online communities with a secure, open-source chat app. Offers deep customization, powerful moderation, and respects your privacy.

Discover a chat application built with your control and community at its heart. This platform allows you to create and manage your online spaces exactly how you envision them.

Key aspects include:

Advanced Text Channels: Share images, @mention users, and link to websites effortlessly in well-structured text channels.
Powerful Community Management: Build thriving communities with fine-grained permission controls, comprehensive moderation tools, and support for bots to enhance engagement.
Unmatched Customization: Personalize the application's appearance to match your style. It's completely free and open-source, giving you true ownership.
Commitment to Privacy: Communicate securely knowing your data is protected. The platform features no advertisements and no trackers, and is developed in Europe, adhering to GDPR principles.
Modern Direct Messaging: Connect with individuals or groups through an intuitive system for direct messages and group chats.