many download manager available for ubuntu desktop and i list out some good download manager that work good on ubuntu desktop. these download manager totally free of cost and available on ubuntu software center. if you are new user of ubuntu and searching a download manager like internet download manager let clear one thing you are wasting your time but don't worry these download manager is good for ubuntu desktop
Fat-Rat
Fat-Rat is a feature rich download manager written in C++ and built on top of Qt4 library. It supports a lot of download and file exchange protocols and is continuously extended. It also includes a plugin system. Most relevant features are:
HTTP(S)/FTP downloads
FTP uploads
RSS feed support + special functions for TV shows and podcasts
BitTorrent support (including torrent creating, DHT, UPnP, encryption etc.)
Torrent search
Support for SOCKS5 and HTTP proxies
RapidShare.com FREE downloads
RapidShare.com uploads
RapidShare.com link verification and folder extraction
RapidSafe link decoding
MD4/MD5/SHA1 hash computing
Remote control via Jabber
Remote control via a web interface
YouTube video downloading
Multi Get
MultiGet is an easy-to-use GUI file downloader for Windows/Linux/BSDs/MacOs. It's programmed in C++ and has a GUI based on wxWidgets. It supports HTTP/FTP protocols which covers the requirements of most users. It supports multi-task with multi-thread on multi-server. It supports resuming downloads if the Web server supports it, and if you like, you can reconfig the thread number without stopping the current task. It's also support SOCKS 4,4a,5 proxy, ftp proxy, http proxy.
It also support a feature called P2SP, or in other words, get file from multiple servers, and combine the data from different site into one file. This makes downloads complete much faster.
MultiGet also supports switching language dynamically, you can choose Chinese or English interface. Generally it will automatic choose a proper language for you.
Uget
Uget (formerly urlgfe) is a simple, lightweight and easy-to-use download manager. It provides the following features:
Resume downloads.
Queue downloads.
Classify downloads in categories.
Mozilla Firefox integration (through Flashgot plugin).
Clipboard monitoring.
Import downloads import from HTML files.
Batch download.
It also can be launched from the command line.
Gwget
Gwget has simple user interface but it is really powerful tool for downloading video,mp3,pdf file
Gwget offers a GNOME front-end to the popular gwget application, with enhanced features, such as systray icon, multiple downloads and a powerful preferences manager.