SABnzbd is a free and Open Source web-based binary newsreader,
with support for the popular nzb file format. It greatly simplifies
the process of downloading from Usenet, thanks to a friendly
web-based user interface and advanced built-in post-processing
options including the ability to automatically verify, repair,
extract and clean up downloaded posts. It runs anywhere, comes in
over a dozen languages, and integrates with a host of tools, apps
and services that help automate the download process.