gopeedlab/gopeed

Gopeed (short for Go Speed) is a high-speed download manager that runs on virtually every major platform, Windows, macOS, Linux, Android, iOS, and even via a web interface or Docker container. It solves the problem of needing a single, consistent tool to download files from many different sources, whether that's a regular web link, a BitTorrent torrent, a Magnet link, or an ED2K link (a protocol commonly used for peer-to-peer file sharing). Under the hood, the backend is written in Golang (a language built for speed and concurrency) and the visual interface uses Flutter (a cross-platform UI framework). The frontend and backend communicate over HTTP, which is how most web services talk to each other. This split design means the core download engine can run headless, as a command-line tool or server, while Flutter provides a polished graphical interface on any device. Beyond the basics, Gopeed supports extensions and an API, so developers can add custom behavior or integrate it into other workflows. It also has a browser extension that intercepts downloads and routes them through Gopeed instead of the browser's built-in downloader. You would use Gopeed if you want a modern, fast, free download manager that works across all your devices and handles multiple download protocols in one place, useful for anyone downloading large files regularly, especially from torrent or peer-to-peer sources.