File Sync
NextCloud
A self-hosted cloud storage and collaboration platform that serves as a privacy-focused alternative to Google Drive and other commercial cloud services.
33,797 stars
Last commit Jan 12, 2026agpl-3.0
ownCloud
A self-hosted cloud storage platform that enables secure file sharing, synchronization, and collaboration across devices with enterprise-grade features.
8,715 stars
Last commit Dec 15, 2025agpl-3.0
Seafile
Seafile is an intelligent file management and collaboration platform that goes beyond traditional sync and share, offering AI-powered file organization with custom properties and multiple view formats.
14,202 stars
Last commit Jan 7, 2026