Best Free File Sync & Storage for self-hosting

Web-based operating system designed to be feature-rich, exceptionally

Cross-platform file explorer powered by a virtual distributed filesystem

Replaces Google Drive, Dropbox

Cloudreve

File Sync & Storage

File management and sharing system, supports multiple storage

Replaces Google Drive

VERT

File Sync & Storage

Privacy-focused file conversion run on your own server

Replaces CloudConvert

Stalwart

File Sync & Storage

All-in-one Mail & Collaboration server

Replaces Microsoft Exchange, Google Workspace

Transfer files to and from phones by scanning a QR code

Replaces AirDrop, Snapdrop

FilePizza

File Sync & Storage

Peer-to-peer file transfers in your browser

Replaces WeTransfer

OctoPrint

File Sync & Storage

A snappy web interface for your 3D printer

CLI tool to serve files and dirs over HTTP

Personal storage system for modeling, storing, and searching your data

wger

File Sync & Storage

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

Kinto

File Sync & Storage

Generic JSON document store with built-in synchronization

Replaces Firebase

slskd

File Sync & Storage

A modern client-server application for the Soulseek file sharing

Official desktop sync client for Nextcloud

Replaces Dropbox, OneDrive

Android client wrapper for continuous Syncthing file synchronization

Replaces Dropbox, Google Drive

Cross-platform Qt GUI for managing rclone remotes

Replaces Mountain Duck, Cyberduck

A vehicle maintenance and fuel mileage tracker

Mazanoke

File Sync & Storage

A self-hosted local image optimizer

Reitti

File Sync & Storage

A location tracking and analysis application

Simple PHP based directory lister that lists a directory and all

Secure and private space online where you can store, share and view

Encrypted filesystem for safely storing files in the cloud

Replaces Boxcryptor

Mainsail

File Sync & Storage

Control and monitor your printer from everywhere, from any device

Enclosed

File Sync & Storage

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,

Sync-in

File Sync & Storage

Platform for file storage, sharing, collaboration, and sync

Temporary file upload system (Wetransfer like)

Replaces WeTransfer

Synchronize tabs, passwords, history etc

Self-hosted WebDAV and CardDAV server in PHP

Replaces Dropbox

HortusFox

File Sync & Storage

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

Self-hosted cloud sync for reMarkable tablets

Replaces reMarkable Cloud

Sharry

File Sync & Storage

Share files easily over the internet between authenticated

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

A simple app for focused and private note-taking

Web-based interface for your SANE-compatible scanners

XBackBone

File Sync & Storage

Lightweight file manager with full ShareX support

Replaces WeTransfer

Gossa

File Sync & Storage

Light and simple webserver for your files

An intuitive and secure web client for Threema users

FileRise

File Sync & Storage

Web file manager with uploads, tagging, share links, gallery/table

Poznote

File Sync & Storage

A powerful app for taking notes

Simple file uploading and sharing platform

Replaces WeTransfer, Imgur

An intuitive OCR platform for documents

Web-based torrent client with instant audio/video streaming

Quick and simple file sharing between different devices

DumbDrop

File Sync & Storage

Dumb file dropper

An open-source minimalist fitness app

Local Content Share

File Sync & Storage

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

Browse remote folders, upload files, delete, rename, download

Single script file manager

A lightweight, bookmark dashboard with keyboard shortcuts

Embed a web calendar into your own website

Replaces Google Agenda, Microsoft Outlook

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

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

Resilio Sync

File Sync & Storage

Proprietary peer-to-peer file synchronisation tool

Powerful file hosting script with support for Amazon S3, Wasabi,

Simple and lightweight web cloud storage

FileRun

File Sync & Storage

Complete solution for your files with integration with Google

Samba is the standard Windows interoperability suite of programs

Super-minimal pastebin and file upload service focusing on small

Simple static file server with webui to manage files

LibreOffice

File Sync & Storage

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