Naja is a freeware tool written in Python/wxPython. Naja is a download manager and a website grabber. It can be used for extract articles from news server. Naja supports proxy (HTTP, HTTPS, FTP, SOCKS v4a, SOCKS v5). The downloading maybe achieved by splitting the file being downloaded into several parts and downloading these parts at the same time (HTTP, HTTPS, FTP). Donwload speeds are increased by downloading the file from the mirror sites, when the sites propose it.
Others features: filter Csv, Cheksums (CRC32, MD5, SHA1), Web Interface (take control since your office)
Naja is available for download from the Keyphrene web site: http://www.keyphrene.com/products/naja