All European SaaS

Mastodon is a decentralized, federated social network built on open-source software with no ads or tracking. Users can join existing servers or self-host their own instance, enjoying 500-character posts, content warnings, and robust moderation tools.

Audiotool is a browser-based collaborative DAW featuring synthesizers, samplers, mixers, and effects with modular routing. No download needed; projects are stored in the cloud. It also includes a social network for sharing tracks and getting feedback.

Mobilizon

Scheduling

EU Based

Mobilizon is a free, federated platform for creating and sharing events and groups. It lets users organize gatherings without relying on surveillance-based social networks, using the ActivityPub protocol to connect with the wider Fediverse.

Mendeley

Project Management

EU Mentions

Mendeley is a reference manager and academic social network that helps researchers organize papers, collaborate with others, and discover the latest research. It allows users to generate citations and bibliographies in various styles.

Humhub Social Network Kit

Project Management

EU Based

HumHub is an open-source social network framework that lets you build custom social intranets or enterprise platforms. It supports team collaboration with features like task management, calendars, messaging, and video conferencing modules.

Spacehey

CMS & Content

EU Based

SpaceHey is a retro-style social network inspired by early MySpace, letting users create customizable profiles, connect with friends, join groups, and share blogs. It emphasizes personal expression and privacy over algorithmic feeds.