Top Open Source Cloud File Sync & Share Tools in 2026
A curated collection of the 13 best free and open-source Cloud File Sync & Share tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.
Spacedrive
A cross-platform file manager that unifies your devices into a seamless, organized digital workspace.
Stars38,861Last commit1mo agoLicenseOpen SourceFirefiles
Firefiles is an open-source alternative to Dropbox that lets you manage files across multiple cloud storage providers through a single interface.
Stars371Last commit10mo agoLicenseAGPL-3.0
Twake Drive
Open source encrypted file storage for teams
Stars981Last commit10d agoLicenseAGPL-3.0Sync-in
Secure, open-source platform for file storage, sharing, and collaboration. Host your data on your own infrastructure with full control and transparency.
Stars1,701Last commit1mo agoLicenseAGPL-3.0
Seafile
Self-hosted file sync and share with AI-powered organization
Stars15,174Last commit11d agoLicenseOpen Source
Puter
All-in-one cloud desktop for work and play
Stars43,275Last commit10d agoLicenseAGPL-3.0
Peergos
End-to-end encrypted cloud storage with privacy
Stars2,453Last commit10d agoLicenseAGPL-3.0
PairDrop
Instantly share files peer-to-peer across devices
Stars11,262Last commit4mo agoLicenseGPL-3.0
OpenCloud
Self-hosted file sharing & collaboration platform
Stars5,860Last commit11d agoLicenseApache-2.0
Nextcloud
Self-hosted productivity platform for secure file sharing
Stars36,599Last commit10d agoLicenseAGPL-3.0LocalSend
Open-source cross-platform file sharing tool
Stars89,489Last commit14d agoLicenseApache-2.0Hoodik
Lightweight, self-hosted cloud storage built with Rust and Vue.js. Features end-to-end encryption, file sharing, search capabilities, and Docker deployment.
Stars1,453Last commit11d agoLicenseOpen Source
Cozy
Open-source European personal cloud for secure data management
Stars1,271Last commit11d agoLicenseAGPL-3.0
