3 Best Open Source Boxcryptor Alternatives
A curated collection of the 3 best open source and self-hosted alternatives to Boxcryptor in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Boxcryptor in 2026? The top open-source alternative is Peergos — End-to-end encrypted cloud storage with privacy.
Other highly rated open-source Boxcryptor alternatives include Cozy and Twake Drive.
End-to-end encrypted cloud storage with privacy
Peergos is a secure, private space for storing, sharing, and syncing your files with end-to-end encryption. Unlike traditional cloud services, Peergos ensures your data and metadata remain completely private, even from the server itself. - Quantum-resistant encryption: Files are protected with post-quantum cryptography, safeguarding against future threats - Zero-knowledge architecture: Metadata like file sizes, directory structure, and contacts remain hidden from everyone, including Peergos - Cross-device sync: Synchronize files across multiple devices with end-to-end encrypted backups - Portable identity: Your identity is independent of any single server, allowing migration without losing data or connections - Offline access: View recent files entirely offline without compromising security - Social features: Share files securely with friends and manage a private social feed - Open-source: All code is publicly available for independent verification and self-hosting - Trustless system: Your data remains safe regardless of where Peergos runs Peergos is fully open-source and can be self-hosted on your own infrastructure. The project provides comprehensive documentation for deployment and maintenance. Security audits by Cure53 and Radically Open Security confirm the robustness of the system. The peer-to-peer protocol enables interoperability between different Peergos instances, allowing users on any server to connect and share securely. Peergos has been supported by organizations including the Next Generation Internet Program, Protocol Labs, FUTO, and the Oxford Foundry.
Open-source European personal cloud for secure data management
Twake Workplace (formerly Cozy Cloud) is a human-centric, open-source personal cloud designed to centralize and secure your digital life. Developed in France, it prioritizes privacy, GDPR compliance, and user control while offering seamless collaboration tools. - Twake Drive: Cloud storage with automatic document import (bills, bank statements, receipts) from third-party services - Twake Notes: Secure note-taking and collaboration with shared private spaces - Twake Pass: Password manager with synchronized access across devices - Twake Mail: Corporate email with advanced security features - Self-Hosting: Docker-based on-premise solutions for full data control - Cross-Platform Sync: Access documents anywhere via PC, smartphone, or tablet - GDPR Compliance: All data stored in France with strict privacy protections - Free Tier: Generous free storage with optional paid expansion Twake Workplace is built with a modular architecture using Go for the backend and modern web technologies for the frontend. The self-hosting solution is containerized with Docker, making deployment straightforward on any infrastructure. The stack includes: - Backend: Go-based cozy-stack with RESTful APIs - Frontend: React-based web interface with mobile apps (iOS/Android) - Database: PostgreSQL for structured data storage - Storage: S3-compatible object storage for files - Authentication: OAuth2 and SAML support - Deployment: Single Docker command for local/on-premise installation The open-source cozy-stack repository provides all components needed for self-hosting, with comprehensive documentation for custom deployments.
Open source encrypted file storage for teams
Twake Drive is an open-source, encrypted data storage solution designed for professionals and teams. It provides a secure way to store, manage, and share files while maintaining full control over data privacy. - End-to-End Encryption: All files and metadata are encrypted with unique keys for maximum security - Self-Hosting Capability: Deploy on your own infrastructure for complete data ownership - Built-in Office Suite: Create and edit documents, presentations, and spreadsheets directly in the drive - Shared Drive: Centralized space for team collaboration with granular access control - Advanced Search: Quickly find files by content, name, or metadata - Only Office Integration: Seamless document management and editing - Link Sharing: Secure file sharing with optional password protection - Modular Architecture: Operates independently or integrates via HTTPS APIs Twake Drive is built with a modular architecture that allows for both cloud and on-premise deployment. The solution prioritizes data sovereignty and can be installed on your own servers to ensure compliance with privacy regulations. Technical documentation and community support are available for self-hosting implementations.
About Boxcryptor
Boxcryptor was a software solution designed to enhance the privacy and security of cloud storage by encrypting files locally before they were uploaded to popular cloud services such as Dropbox, Google Drive, or OneDrive. It provided an additional layer of security for users concerned about data privacy and unauthorized access.
Key Features of Boxcryptor
- End-to-end encryption for files stored in cloud services
- Local encryption before file upload
- Support for multiple cloud storage providers (Dropbox, Google Drive, OneDrive, etc.)
- User-friendly interface for managing encrypted files
- Cross-platform compatibility (Windows, macOS, Android, iOS)
Tech / Self-Hosting Info
Boxcryptor operated as a proprietary software with no self-hosting capabilities. The service was discontinued on December 31, 2025, and is no longer available for new or existing users.