Self-hosted cloud storage and file sharing: 50 open-source projects (2026)

Open-source continuous file synchronization that keeps folders in sync across two or more computers without a central server.

A self-hosted file list program that puts many cloud storage services and local disks behind one web interface and WebDAV.

A portable Python file server with resumable uploads and downloads, reachable from any web browser and over WebDAV, SFTP, FTP, TFTP and SMB.

Self-hosted cloud server for storing, syncing and sharing files, contacts, calendars and more, extendable through apps.

Self-hosted file management and sharing system that stores files across local disks, S3-compatible storage, OneDrive and other cloud providers.

A self-hosted file listing and management server that unifies many cloud storage providers and local storage behind one web interface and WebDAV.

Open source self-hostable cloud storage with file sync, sharing, team libraries, and extensible file metadata views.

A self-hosted, web-based file manager that connects to many storage backends such as SFTP, S3, SMB, WebDAV and FTP through a plugin architecture.

Self-hosted file transfer server supporting SFTP, FTP/S, HTTP/S and WebDAV over local, S3, Google Cloud Storage and Azure Blob storage.

ZFile is a self-hosted online file manager for individuals and small teams that unifies multiple storage backends for browsing, preview and sharing.

The official Nextcloud installer: a single Docker mastercontainer that deploys and maintains a full Nextcloud stack with optional Office, Talk, backup and antivirus add-ons.

A self-hosted web file manager with multi-source support, OIDC/LDAP login, file previews, search, sharing and WebDAV, shipped as a single binary.

Server-side core of ownCloud Classic for self-hosted file storage, sync, and sharing over WebDAV, CalDAV, and CardDAV.

Self-hosted file and text sharing tool where uploads get a passcode to pick up, like collecting an express parcel.

A Debian-based network attached storage (NAS) operating system with a web admin UI, extensible through plugins, aimed at home and small office use.

Open source, self-hosted platform for file management, sharing and collaboration, written in Go.

A Dropbox-like file sharing and sync app that keeps folders in sync through any Git repository, self-hostable on Linux, macOS and Windows.

A self-hosted, single-binary pastebin and file-sharing web app written in Rust, with optional encryption and URL shortening.

A fast, lightweight self-hosted cloud for files, calendars, contacts and office editing, built in Rust with WebDAV, CalDAV and CardDAV support.

A self-hosted file upload server built for ShareX, with sharing, galleries and short links.

Self-hosted multi-user web file manager supporting local storage, FTP, S3 and other cloud backends, with roles, permissions and chunked uploads.

A minimalist, self-hosted web app for sharing files of any size or type via direct download links.

Self-hosted file sharing server in Go with expiring links, optional S3 storage, and no public uploads, positioned as an alternative to Firefox Send.

Self-hosted file uploader that returns shareable links, with user accounts, albums, snippets, a URL shortener and S3 storage support.

A peer-to-peer, end-to-end encrypted file storage, messaging and social network platform built on IPFS, with self-hosting support.

Self-hosted file sharing and content collaboration platform for organizations, rewritten in Go on a microservice architecture.

Self-hosted file sync and share platform from ownCloud, built as a single Go binary with WebDAV and CS3 APIs.

Self-hosted file sharing app where you give each client a private page to sign in and download files you share with them.

Self-hosted platform for file storage, sync, sharing, and team collaboration, with WebDAV and online office editing.

A self-hosted web app that sends files from one browser to many others in real time, peer-to-peer over WebRTC with no size limit.