ownCloud
Enterprise-grade file sharing and collaboration solution with strong data sovereignty and GDPR compliance. Supports on-premises, hybrid, and SaaS deployments.

ownCloud is a secure file sync and share platform designed for businesses and organizations requiring full data control. It offers real-time collaboration, secure file sharing, and compliance with major data protection regulations like GDPR, HIPAA, and CCPA.
Key Features
- Secure File Sharing & Sync: Control who accesses your data with password-protected links, expiration dates, and granular permissions.
- Real-time Collaboration: Integrate with OnlyOffice, Collabora Online, and Microsoft 365 for seamless document editing and teamwork.
- Spaces: Project folder concept for organized, compliant, and secure digital collaboration across teams.
- Multi-Platform Support: Available as self-hosted (on-premises/hybrid) or SaaS (ownCloud.online) hosted in Germany.
- Compliance & Security: GDPR, HIPAA, CCPA, LGPD, and CCRF-ready with encryption, multi-factor authentication, and file lifecycle management.
- Marketplace: Extend functionality with plugins and integrations via the oC Marketplace.
- Scalability: Designed for enterprises with high data governance requirements and 200M+ users worldwide.
Tech / Self-Hosting
- Deployment Options: Self-hosted (Docker, Kubernetes, bare metal) or SaaS (ownCloud.online).
- Tech Stack: PHP, MySQL/PostgreSQL, Redis, Elasticsearch.
- Hosting: Fully EU-hosted (SaaS) or deployable in any data center (self-hosted).
- Open Source: Core platform is open-source (AGPL license) with enterprise features available in commercial versions.