Open Source File Sharing Apps

Open-source, ad-free torrent client offering a polished user interface, integrated multi-site search, RSS support, remote web control, and cross-platform availability.

Free open-source tool offers secure, end-to-end encrypted file and message sharing over local networks across major desktop and mobile operating systems.

Transmission has the features you expect in a BitTorrent client: encryption, a web-based interface, peer exchange, UPnP and NAT-PMP port forwarding, web seed support, watch directories, tracker editing, global and per-torrent speed limits, and more.

Open-source FTP client supporting FTP, FTPS, and SFTP with features like large file transfers, site management, and cross-platform because of FileZilla Server.

Deluge is a full-featured BitTorrent client for Linux, Unix and Windows. It is written in python, uses libtorrent (rasterbar) at its core and GTK for the main user interface along with web and console interfaces for advanced client/server...

A libre FTP, SFTP, WebDAV, S3, Backblaze B2, Azure & OpenStack Swift browser.

Multi-protocol & multi-source, cross platform download utility.

Xtreme Download Manager is a powerful tool to increase download speed up-to 500%, save videos from video sharing sites and integration with ANY browser.

Share images, documents, or text peer-to-peer across any platform using a web browser. Runs on local networks or over Wi-Fi with direct connections. No registration.

Share files up to 2.5GB with end-to-end encryption and auto-expire links. Fork of Mozilla's Firefox Send, now self-hostable and compatible with ffsend CLI.

Share files, host sites, and chat securely and anonymously via Tor using direct, password-protected onion services. No third-party servers or metadata stored.

Private, peer-to-peer file sharing with end-to-end encryption, no size limits, no cloud storage, and cross-platform support—no sign-up or accounts required.

LibreTorrent is a Free as in Freedom torrent client for Android 4 and later, based on libtorrent. Download and share files directly on your device.

A fast, single-binary qBittorrent web UI: manage multiple instances, automate torrent workflows, and cross-seed across trackers.

IPFS is a global, versioned, peer-to-peer filesystem. It combines ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm, exchanging git objects. IPFS provides an interface as simple as the HTTP web, but with permanence built in.

openmediavault is the next generation network attached storage (NAS) solution based on Debian Linux. It contains services like SSH, (S)FTP, SMB/CIFS, DAAP media server, RSync, BitTorrent client and many more. It can be enhanced via plugins.

Motrix by agalwood was one of the best open-source download managers available — clean UI, aria2-powered, cross-platform. It inspired thousands of users and developers alike.

Source for BiglyBT, a feature filled, open source, ad-free, bittorrent client. BiglyBT is forked from the original project and is being maintained by two of the original developers as well as members of the community.

uGet is a lightweight and full-featured Download Manager for Linux and Windows. uGet allows you to download in multiple parallel streams for download acceleration, put files in a Download Queue, Pause & Resume downloads, Advanced Category Management, Browser Integration...

Peer-to-Peer file sharing with auto-expiring links. Supports Tor, QR codes, multi-language. 24-hour server retention. Features also include clipboard sharing and custom link expiration.

Amaze File Manager is an intuitive, open-source file manager for Android that's both free and ad-free (no upgrade offers, no popups, no ads at all). It's based on Material Design guidelines so it sits very nicely alongside the stock Android experience from Google and...

Successor to the classic, iconic eDonkey2000 peer-to-peer file sharing application that helped popularize P2P file sharing.

Nicotine+ is a graphical client for the Soulseek peer-to-peer network.

An Android Client for the magic-wormhole protocol.

PeerBlock lets you control who your computer "talks to" on the Internet. By selecting appropriate lists of "known bad" computers, you can block communication with advertising or spyware oriented servers, computers monitoring your p2p activities, computers...