European & open-source Cloud storage
15 European and open-source cloud storage tools — alternatives to the usual US software, built and hosted in Europe.
Updated 8 Sep 2026 · refreshed weekly
Cubbit
Bologna-based cloud storage provider that encrypts, fragments and replicates data across EU locations, ISO 27001 certified and…
FAST LTA
It provides secure, ransomware-proof backup, WORM archiving, and local AI solutions for business-critical data, focusing on data…
Filen
Zero-knowledge end-to-end encrypted cloud storage from Germany, with file sync and sharing.
Impossible Cloud
Hamburg sovereign cloud storage provider with S3-compatible object storage, zero egress fees and European-only data centres, ISO…
Internxt
An open-source European privacy ecosystem offering encrypted cloud storage, file transfer, VPN, antivirus, email, and video…
Jottacloud
Norwegian cloud storage and backup service holding all data in green-powered data centres in the Norwegian mountains, with…
Koofr
Slovenian cloud storage service that aggregates Dropbox, Google Drive, OneDrive and S3 into one EU-hosted interface with…
Nextcloud
This open-source content collaboration platform provides a comprehensive environment for digital collaboration, allowing users to…
pCloud
This service provides secure cloud storage for files, photos, and documents, allowing users to store, sync, and share their data…
Proton Drive
End-to-end encrypted cloud storage with file sync and sharing, from Switzerland-based Proton.
SwissTransfer
This service allows users to send large files (up to 50 GB) securely and free of charge, with files stored in Switzerland and…
Syncthing
Open-source, peer-to-peer file synchronisation that keeps folders in sync directly between your devices, with no cloud server.
Tresorit
It offers end-to-end encrypted cloud storage and collaboration solutions for businesses, allowing secure file sharing and data…
Up1
An AI-powered business operating system that integrates sales, email, AI, documents, operations, customer success, scheduling…
WeTransfer
An internet-based service that allows users to send large files, photos, and videos quickly and securely around the world without…