* [Seafile](http://www.seafile.com/en/home/) - File hosting and sharing solution primary for teams and organizations. ([Demo](https://seacloud.cc/demo)) `GPLv2`
* [Syncany](https://www.syncany.org/) - Secure file sync software for arbitrary storage backends - An open-source cloud storage and filesharing application. Securely synchronize your files to any kind of storage! `GPLv3``Java`
* [Syncthing](http://syncthing.net/) - Syncthing is an open source peer-to-peer file synchronisation tool ([Source code](https://github.com/syncthing/syncthing)) - `MPLv2``Go`
* [Z-Push](https://z-push.org/) - an implementation of Microsoft’s [ActiveSync](https://en.wikipedia.org/wiki/ActiveSync) protocol
* [Camlistore](https://camlistore.org/) - Camlistore is a set of open source formats, protocols, and software for modeling, storing, searching, sharing and synchronizing data in the post-PC era. Data may be files or objects, tweets or 5TB videos, and you can access it via a phone, browser or FUSE filesystem. ([Source code](https://github.com/camlistore/camlistore)) `Apache``Go`
* [Coquelicot](https://coquelicot.potager.org/) - Coquelicot is a “one-click” file sharing web application with a focus on protecting users’ privacy. - `AGPLv3`
* [Dropcenter](http://projet.idleman.fr/dropcenter/) - Upload files by simple drag-n-drop.
* [droppy](https://github.com/silverwind/droppy) - droppy is a self-hosted cloud server with an interface similar to desktop file managers and has capabilites to edit files on-the-fly as well as view and playback media directly in the browser. ([Demo](http://droppy.silverwind.io/)) `BSD``Nodejs`
* [eXtplorer](http://extplorer.sourceforge.net/) - A PHP- and JavaScript- based File Manager
* [FilePizza](http://file.pizza/) - Peer-to-peer file transfers in your browser ([Source code](https://github.com/kern/filepizza)) `BSD``Nodejs`
* [FileTea](https://filetea.me/) - Anonymous, volatile file sharing: does not store any file on server. Bridges a download to the recipient’s browser with an upload from the source’s browser. ([Source code](https://github.com/elima/FileTea) `AGPLv3``C`
* [img.bi](https://github.com/imgbi/img.bi) - img.bi is a secure image hosting. Images are encrypted using AES-256 with random key in browser before upload. `GPLv3``Nodejs`
* [instant.io](https://github.com/feross/instant.io) - Streaming file transfer over WebTorrent ([Demo](https://instant.io)) `MIT``Nodejs`
* [Go IPFS](https://github.com/ipfs/go-ipfs) - Implementation of [IPFS](http://ipfs.io/), a global, versioned, peer-to-peer filesystem that seeks to connect all computing devices with the same system of files. It combines good ideas from Git, BitTorrent, Kademlia, SFS, and the Web. It is like a single bittorrent swarm, exchanging git objects.
* [Jirafeau](https://gitlab.com/mojo42/Jirafeau/wikis/home) - Jirafeau is a web site permitting to upload a file in a simple way and give an unique link to it. ([Demo](http://jirafeau.net/))
* [Jyraphe](http://home.gna.org/jyraphe/) - Jyraphe is a web application of file repository, easy to install and easy to use.
* [lutim](https://github.com/ldidry/lutim) - Let's Upload That Image !
* [Mediacrush](https://mediacru.sh/) - a website you can upload images, audio, and video to, and receive a link to share it with your friends ([Source code](https://github.com/MediaCrush/MediaCrush))
* [Nimbus](https://github.com/ethanal/nimbus) - A drag-and-drop shortlink file sharer for OS X - `MIT``Python`
* [OnionShare](https://onionshare.org/) - securely and anonymously share a file of any size.
* [Ori Filesystem](http://ori.scs.stanford.edu/) - A Secure Distributed File System built for offline operation ([Source code](https://bitbucket.org/orifs/ori/wiki/Home)) `MIT``C++`
* [Pomf](https://github.com/nokonoko/Pomf) - Simple file uploading and sharing, source for the now shut down site Pomf.se `MIT``PHP/Nodejs`
* [Pydio](https://pyd.io/) - Turn any web server into a powerful file management system and an alternative to mainstream cloud storage providers.
* [Seafile](http://www.seafile.com/en/home/) - File hosting and sharing solution primary for teams and organizations. ([Demo](https://seacloud.cc/demo)) `GPLv2`
* [ShareFest](https://github.com/peer5/sharefest) - Web based p2p file sharing built on WebRTC Data Channels API
* [YouTransfer](http://www.youtransfer.io) - YouTransfer is a simple but elegant self-hosted file transfer & sharing solution. ([Demo](http://demo.youtransfer.io/), [Source code](https://github.com/remie/YouTransfer)) `Apache``Nodejs`
_Peer-to-peer filesharing_
* [FilePizza](http://file.pizza/) - Peer-to-peer file transfers in your browser ([Source code](https://github.com/kern/filepizza)) `BSD``Nodejs`
* [FileTea](https://filetea.me/) - Anonymous, volatile file sharing: does not store any file on server. Bridges a download to the recipient’s browser with an upload from the source’s browser. ([Source code](https://github.com/elima/FileTea) `AGPLv3``C`
* [instant.io](https://github.com/feross/instant.io) - Streaming file transfer over WebTorrent ([Demo](https://instant.io)) `MIT``Nodejs`
* [ShareFest](https://github.com/peer5/sharefest) - Web based p2p file sharing built on WebRTC Data Channels API ([Demo](https://www.sharefest.me/)) `Apache 2.0``Nodejs`
_Distributed filesystems_
* [Camlistore](https://camlistore.org/) - Camlistore is a set of open source formats, protocols, and software for modeling, storing, searching, sharing and synchronizing data in the post-PC era. Data may be files or objects, tweets or 5TB videos, and you can access it via a phone, browser or FUSE filesystem. ([Source code](https://github.com/camlistore/camlistore)) `Apache``Go`
* [Go IPFS](https://github.com/ipfs/go-ipfs) - Implementation of [IPFS](http://ipfs.io/), a global, versioned, peer-to-peer filesystem that seeks to connect all computing devices with the same system of files. It combines good ideas from Git, BitTorrent, Kademlia, SFS, and the Web. It is like a single bittorrent swarm, exchanging git objects.
* [Ori Filesystem](http://ori.scs.stanford.edu/) - A Secure Distributed File System built for offline operation ([Source code](https://bitbucket.org/orifs/ori/wiki/Home)) `MIT``C++`
* [Swift](http://docs.openstack.org/developer/swift/) - A highly available, distributed, eventually consistent object/blob store.
* [Syncany](https://www.syncany.org/) - Secure file sync software for arbitrary storage backends - An open-source cloud storage and filesharing application. Securely synchronize your files to any kind of storage! `GPLv3``Java`
* [Syncthing](http://syncthing.net/) - Syncthing is an open source peer-to-peer file synchronisation tool ([Source code](https://github.com/syncthing/syncthing)) - `MPLv2``Go`
* [Tahoe-LAFS](https://www.tahoe-lafs.org/trac/tahoe-lafs) - Tahoe-LAFS is a Free and Open decentralized cloud storage system. It distributes your data across multiple servers. Even if some of the servers fail or are taken over by an attacker, the entire file store continues to function correctly, preserving your privacy and security.
* [YouTransfer](http://www.youtransfer.io) - YouTransfer is a simple but elegant self-hosted file transfer & sharing solution. ([Demo](http://demo.youtransfer.io/), [Source code](https://github.com/remie/YouTransfer)) `Apache``Nodejs`
* [Z-Push](https://z-push.org/) - an implementation of Microsoft’s [ActiveSync](https://en.wikipedia.org/wiki/ActiveSync) protocol