Sync-in
Self-hosted file collaboration platform for secure data control.
Sync-in allows users to store, share, and collaborate on files with full control over data through a self-hosted setup.1 save · sync-in.com

Sync-in operates as a self-hosted platform for file storage, synchronization, and collaboration on user-managed infrastructure. It integrates with Collabora Online and OnlyOffice for real-time document editing.
- Self-hosted architecture: runs on user-owned infrastructure without cloud dependency.
- Unified access control: applies consistent permissions across web, desktop, and API interfaces.
- WebDAV support: enables remote file access and synchronization through native protocol integration.
- Collaborative spaces: organizes data by team or project with fine-grained permissions.
- Open standards: interoperable with existing systems and technologies without vendor lock-in.
Free and open source; supported by the Docker-Sponsored Open Source Program. 1.1k GitHub stars.
Ideal for organizations needing secure, self-hosted file collaboration. Best for teams requiring full data control and compliance with regulatory standards.