The European Commission is funding the ELFA consortium to build a local-first, end-to-end encrypted workspace suite. Core tools include documents, spreadsheets, email, calendar, chat, and video calls.
Collaborative editing with real-time sync and rich text features.
High-performance calculation engine running at native speed.
Secure messaging with end-to-end encryption by default.
Team scheduling and event management with offline support.
Unified address book that respects your privacy.
Private and decentralized social network with Web of Trust.
Real-time instant messaging with end-to-end encryption.
Peer-to-peer video and audio calls for your teams and contacts.
Translate all the content in your documents and chat, locally
Share videos and streams with everyone
Share your photo albums with your contacts and with the world
Encrypted file storage and sharing without metadata leaks.
Form and Survey with security and privacy
Manage your data with ease, collaborate, integrate with other apps
Manage your projects with tasks, kanban, gantt and your whole team
Access Virtual Worlds in a decentralized and private environment
Features
All apps integrates well within the whole eco-system. Contributors welcome via a subgranting program managed by NLnet foundation.
Data lives on your device first. Continue working seamlessly without internet and sync automatically when you reconnect.
Advanced cryptography ensures your documents and chats are encrypted before leaving your device. Only you hold the keys.
Co-edit documents and spreadsheets with your team in real-time with conflict-free merging (CRDTs).
Deploy on your own infrastructure or choose a provider. Communicate freely across different servers without lock-in.
Built on open protocols to ensure your data is portable and compatible with other open-source tools.
Access your workspace from any device. Fully responsive web apps and native clients for desktop and mobile.
The blog is updated regularly with our latest news
ELFA, short for Encrypted Local-First Architecture, has been selected for a Horizon Europe grant from the European Commission under HORIZON CL4-2025-03-HUMAN-16, Area 4, focused on alternative solutions to centralised platforms.
