Puter
File Sync & StorageWeb-based operating system designed to be feature-rich, exceptionally
The 102 best Free file sync & storage you can self-host, ranked by community traction.
Web-based operating system designed to be feature-rich, exceptionally
Cross-platform file explorer powered by a virtual filesystem
Replaces Google Drive, Dropbox
File management and sharing system, supports multiple storage
Privacy-focused file conversion run on your own server
Replaces CloudConvert
All-in-one Mail & Collaboration server
Transfer files to and from phones by scanning a QR code
Replaces AirDrop, Snapdrop
Peer-to-peer file transfers in your browser
Replaces WeTransfer
A snappy web interface for your 3D printer
CLI tool to serve files and dirs over HTTP
Lightweight folder synchronization for small teams
Replaces Dropbox
A fitness tracker for workouts and nutrition
Modern HTTP web server index for browsing files
Replaces Google Drive
Single-file PHP file manager and browser
Replaces Google Drive
Lightweight standalone WebDAV file server
Replaces Dropbox
Bidirectional file synchronizer with conflict detection
Replaces Dropbox
Wireless file transfer between devices with no shared network
Replaces AirDrop, Snapdrop
Git-backed file synchronization with version history
Replaces Dropbox
Fast encrypted overlay filesystem for cloud-synced folders
Replaces Boxcryptor
Generic JSON document store with built-in synchronization
Replaces Firebase
Official Android client for Syncthing sync
Replaces Dropbox, Google Photos
Official desktop sync client for Nextcloud
Replaces Dropbox, OneDrive
A modern client-server application for the Soulseek file sharing
Cross-platform GUI for rclone cloud transfers
Replaces Mountain Duck, Cyberduck
A vehicle maintenance and fuel mileage tracker
A self-hosted local image optimizer
Android client wrapper for continuous Syncthing file synchronization
Replaces Dropbox, Google Drive
Simple PHP based directory lister that lists a directory and all its
Secure and private space online where you can store, share and view
Open-Source File Transfer
A location tracking and analysis application
Encrypted filesystem for safely storing files in the cloud
Replaces Boxcryptor
Control and monitor your printer from everywhere, from any device
Minimalistic web application designed for sending private and secure
Manage and sync large files with Git without storing contents
Replaces Dropbox
Zenko CloudServer, an open-source implementation of a server handling
Simple, robust, BitTorrent tracker (client and server) implementation
Theme built to enhance the experience of browsing web directories,
Temporary file upload system (Wetransfer like)
Replaces WeTransfer
Synchronize tabs, passwords, history etc
Self-hosted WebDAV and CardDAV server in PHP
Replaces Dropbox
Encrypted file sync to arbitrary storage backends
Replaces Dropbox, SpiderOak
Platform for file storage, sharing, collaboration, and sync
A collaborative plant tracking and management application
Folder comparison and synchronization tool with a GUI
Replaces Dropbox, rsync
Image sharing platform designed to give users complete control over
Share files easily over the internet between authenticated and
Self-hosted file converter
Self-hosted cloud sync for reMarkable tablets
Replaces reMarkable Cloud
Simple imaging hosting platform that allows you to easily host, edit,
A modern hub for family organization
Stores files and deletes after X amount of time
Lightweight file manager with full ShareX support
Replaces WeTransfer
A simple app for focused and private note-taking
Web-based interface for your SANE-compatible scanners
Light and simple webserver for your files
An intuitive and secure web client for Threema users
Web file manager with uploads, tagging, share links, gallery/table
Simple file uploading and sharing platform
Replaces WeTransfer, Imgur
An intuitive OCR platform for documents
A powerful app for taking notes
Web-based torrent client with instant audio/video streaming
Quick and simple file sharing between different devices
Modern web frontend for ownCloud file sharing
Replaces Dropbox, Google Drive
Dumb file dropper
An open-source minimalist fitness app
Store and share text snippets and files within your local network
Command-line client-side encryption for cloud files
Replaces Boxcryptor
A temporary file sharing platform
Single script file manager
Browse remote folders, upload files, delete, rename, download and
Embed a web calendar into your own website
Replaces Google Agenda, Microsoft Outlook
A lightweight, bookmark dashboard with keyboard shortcuts
Easy file sharing with server-side encryption, curl/httpie/wget
File sharing application based on unique and temporary links
Quick file sharing with auto-expiring bins
Replaces WeTransfer, Firefox Send
Free upload and file-sharing application
Replaces WeTransfer
ActiveSync server for syncing mail, contacts, calendars
Replaces Exchange ActiveSync
Simple and user-friendly, breakpoint-resumable peer-to-peer text,
A nonbloated, modern, and highly configurable file/screenshot vault
Decentralized, Anonymous, and Secure File Sharing
Lightweight calendar app where the data lives in the URL hash
Replaces Google Agenda, Microsoft Outlook
All your notes, passwords, bookmarks, and 2FA in one secure,
Desktop synchronization client for Pydio Cells servers
Replaces Dropbox, OneDrive
A simple, self-hosted file-sharing web app, powered by Django
Simple, modern, lightweight, open source and secure password manager
Command-line sync client for Pydio Cells
Replaces Dropbox, Box
Simple yet advanced screenshot uploading and link shortening service
Self-hosted, privacy-first file sharing with hosted upload and P2P
Crowd-host podcasts over IPFS
Simple group calendar
Upload a file in a simple way and give a unique link to it
Replaces ImageShack, Imgur
Simple, fast, and free way to organise your digital assets
Record and share audio files (documentation in French)
Modern file-uploader focusing on scalability and simplicity
Proprietary peer-to-peer file synchronisation tool
Powerful file hosting script with support for Amazon S3, Wasabi,
Simple and lightweight web cloud storage
Complete solution for your files with integration with Google and
Samba is the standard Windows interoperability suite of programs for
Super-minimal pastebin and file upload service focusing on small
Simple static file server with webui to manage files
Do more - easier, quicker, smarter
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Every option here is open-source and self-hostable, tagged Free within the file sync & storage category. Compare them on the individual app pages for setup difficulty and resource requirements.