If you are currently using a Cloud Storage Service like Dropbox, Google Drive, Microsoft OneDrive or Apple iCloud, you are putting complete trust in your service provider to not look at your files.
**Nextcloud** is a suite of free and open-source client-server software for creating your own file hosting services on a private server you control. It also comes with experimental end-to-end encryption (E2EE).
**Proton Drive** is an end-to-end encrypted (E2EE) general file storage service by the popular encrypted email provider [ProtonMail](https://protonmail.com).
When using a web client, you are placing trust in the server to send you proper JavaScript code to derive the decryption key and authentication token locally in your browser. A compromised server can send you malicious JavaScript code to steal your master password and decrypt your data. If this does not fit your [threat model](threat-modeling.md), consider using an alternative.
**Cryptee** is an encrypted, secure photo storage service, and an encrypted documents editor to write personal docs, notes, journals, store files & more.
**Tahoe-LAFS** is a free and open decentralized cloud storage system. It distributes your data across multiple servers. Even if some of the servers fail or are taken over by an attacker, the entire file store continues to function correctly, preserving your privacy and security. The servers used as storage pools do not have access to your data.