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Universal web file manager for any storage backend
A Dropbox-like web file manager that connects to FTP, SFTP, S3, WebDAV, Git, SMB, Google Drive, and 20+ other storage protocols from your browser.

Filestash is a modular web-based file manager that provides a unified interface for managing data across disparate storage systems. Whether your files live on FTP servers, S3 buckets, NFS shares, or cloud services like Dropbox and Google Drive, Filestash delivers a consistent, responsive experience without vendor lock-in.
Designed around a plugin architecture, Filestash supports 20+ storage protocols out of the box—from traditional SFTP and SMB to modern object storage like Backblaze B2 and Storj. The platform includes built-in viewers for music, video, and images with optional transcoding and Chromecast support. Shared links can be mounted as network drives, and an extensible plugin ecosystem enables support for specialized file formats spanning astrophysics (FITS), GIS (GeoJSON, Shapefile), biomedical imaging (DICOM), 3D modeling (STL, GLTF), and even embroidery patterns.
Filestash's interface-driven design allows developers to extend every component—storage backends, authentication, search, thumbnailing, and middleware—through well-defined Go interfaces. Themes replicate familiar UX patterns from Dropbox, Google Drive, and GitHub. With API and MCP integration, teams can automate workflows and integrate with existing toolchains. The project has been in active development for over 8 years and is available under the AGPL-3.0 license.
When teams consider Filestash, these hosted platforms usually appear on the same shortlist.
Looking for a hosted option? These are the services engineering teams benchmark against before choosing open source.
Multi-Cloud Data Management
Unified interface for accessing files across AWS S3, Google Drive, and on-premises FTP servers without switching tools or contexts.
Scientific Research Collaboration
Researchers preview and share FITS astronomy images, DICOM medical scans, and HDF5 datasets directly in the browser without specialized software.
Creative Asset Distribution
Design teams generate shareable links for PSD, AI, and 3D model files that clients can mount as network drives for seamless access.
DevOps Artifact Management
Engineers browse and retrieve build artifacts from Artifactory and S3 buckets through a consistent web interface with API automation.
Filestash supports 20+ protocols including FTP, FTPS, SFTP, WebDAV, Git, S3, NFS, SMB, Artifactory, LDAP, MySQL, Storj, CardDAV, CalDAV, Backblaze B2, Minio, Dropbox, and Google Drive. Additional backends can be added via plugins.
Filestash exposes Go interfaces for storage backends, authentication, authorization, search, thumbnailing, and middleware. Developers implement these interfaces to extend functionality without modifying core code. Check /about in your instance to see installed plugins.
Yes, Filestash generates shared links that can be mounted locally as network drives, enabling file access through native OS file explorers rather than only through the web interface.
Filestash includes viewers for 100+ formats across domains: photography (RAW, HEIF), astronomy (FITS), GIS (GeoJSON, Shapefile), biomedical (DICOM, SAM), 3D (STL, GLTF, DWG), embroidery patterns, and data engineering formats (Parquet, Avro, HDF5).
Yes, Filestash has been in active development for over 8 years and is used in production environments. The project is working toward v1.0, which aims to exceed commercial alternatives by every measurable metric the maintainers prioritize.
Project at a glance
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