8 open-source Cloud Storage (Personal) vendors
Open-source software for Cloud Storage (Personal) that you can self-host, with auditable source code — regardless of the developer's headquarters.
- vendors scored
- 8
- European
- 7
- last checked
- 9 October 2026
Vendors, scored
Score per vendor: 0 = high exposure, 100 = sovereign
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- Sovereignty score 94 out of 100Cozy CloudFrance · EU sovereignPersonal cloud and data management platform originally developed by Cozy Cloud SAS (FR); acquired by Linagora (FR) via court-supervised cession plan in February 2025 and integrated into the Twake Workplace suite from May 2025. Open-source (AGPL), hosted in France.
- Sovereignty score 94 out of 100CrypteeEstonia · EU sovereignEstonian end-to-end encrypted cloud storage and documents, open source.
- Sovereignty score 94 out of 100FilenGermany · EU sovereignGerman zero-knowledge encrypted cloud storage with high security
- Sovereignty score 94 out of 100InternxtSpain · EU sovereignSpanish privacy cloud storage with zero-knowledge encryption
- Sovereignty score 94 out of 100Murena WorkspaceFrance · EU sovereignPrivacy-focused cloud storage linked to the /e/OS ecosystem
- Sovereignty score 94 out of 100Seafile (self-host)Germany · Self-hosted / open sourceEU file sync; self-hostable in EU
- Sovereignty score 94 out of 100SyncthingSweden · Self-hosted / open sourceOpen-source continuous file synchronisation without a central server
- Sovereignty score 71 out of 100EnteUnited States · Non-EU vendorEncrypted photo storage and backup as Google Photos alternative
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