Best Open Source Cloud File Sync & Share

Open-source personal cloud that automatically gathers all your data from third-party services. French-hosted with privacy-first design, no ads, and seamless device sync.

Free, open-source file sharing tool for nearby devices. Cross-platform support with end-to-end encryption, no registration required, automatic device discovery.

A peer-to-peer encrypted filesystem for secure file storage, sharing, and collaboration with end-to-end encryption and user-controlled data.

Lightweight, self-hosted cloud storage built with Rust and Vue.js. Features end-to-end encryption, file sharing, search capabilities, and Docker deployment.

Puter is a privacy-focused personal cloud platform that securely stores your files, apps, and games, accessible from anywhere.

A cross-platform file manager that unifies your devices into a seamless, organized digital workspace.

Open source file sync and sharing platform with custom properties, AI automation, collaborative editing, and enterprise-grade security for teams.

Enterprise-grade file management solution offering intuitive collaboration, seamless integration, and comprehensive security with full GDPR compliance.

Open source encrypted data storage solution offering secure file sharing, collaboration tools, and on-premises deployment for professional teams.

Firefiles is an open-source alternative to Dropbox that lets you manage files across multiple cloud storage providers through a single interface.

Share files instantly between devices using peer-to-peer technology. No registration, installation, or configuration required. Works cross-platform.

Self-hosted file sharing platform with encryption, S3 storage, REST API, and lightning-fast uploads. Deploy in minutes with full data control.

Nextcloud offers on-premises file sync, sharing and collaboration platform with advanced security and privacy features.

Secure, open-source platform for file storage, sharing, and collaboration. Host your data on your own infrastructure with full control and transparency.