German zero-knowledge cloud storage. It encrypts files client-side before upload, ensuring the provider never sees your data, all while remaining open-source.

Encrypted cloud storage with generous free tiers. It provides end-to-end encryption and secure sharing in a highly privacy-centric environment.

Self-hosted productivity platform and file sync solution. It grants full data control and features an extensible app ecosystem based on open standards.

Open-source file sync, share, and view platform. It is highly self-hostable, offering enterprise-grade security and flexible storage backends.

Swiss encrypted cloud storage from Proton. It uses end-to-end encryption and a zero-access architecture to keep your files completely secure and private.

High-performance file syncing and sharing platform. It is designed for self-hosting, offering efficient library-based sync and excellent data reliability.

Canadian encrypted file storage and sharing service. It is fully end-to-end encrypted, HIPAA compliant, and operates on a strict zero-knowledge basis.

Swiss end-to-end encrypted cloud storage for business. It utilizes military-grade encryption and benefits from strict Swiss privacy laws for secure collaboration.