The qBittorrent project aims to provide a Free Software alternative to µtorrent. Additionally, qBittorrent runs and provides the same features on all major platforms (Linux, Mac OS X, Windows, OS/2, FreeBSD).
qBittorrent Features
    Polished µTorrent-like User Interface
    Well-integrated and extensible Search Engine
        Simultaneous search in most famous BitTorrent search sites
        Per-category-specific search requests (e.g. Books, Music, Movies)
    All Bittorrent extensions
        DHT, Peer Exchange, Full encryption, Magnet/BitComet URIs, …
    Remote control through a Web user interface
        Nearly identical to the regular UI, all in Ajax
    Advanced control over trackers, peers and torrents
        Torrents queueing and prioritizing
        Torrent content selection and prioritizing
    UPnP / NAT-PMP port forwarding support
    Available in ~25 languages (Unicode support)
    Torrent creation tool
    Advanced RSS support with download filters (inc. regex)
    Bandwidth scheduler
    IP Filtering (eMule and PeerGuardian compatible)
    IPv6 compliant
    Sequential downloading (aka “Download in order”)
    Available on most platforms: Linux, Mac OS X, Windows, OS/2, FreeBSD
What is new in qBittorrent 3.1.0
    FEATURE: Add command line option to daemonize qbittorrent-nox (ngaro)
    FEATURE: Add “Shutdown qBittorrent” button to Web UI (ngaro)
    FEATURE: Add setting to copy .torrent files for finished downloads (Driim)
    FEATURE: Add option to start qBittorrent on Windows startup (sledgehammer999)
    FEATURE: Add context menu to Web seed list (Gelmir)
    FEATURE: Add support for tracker tiers / groups to creator (Gelmir)
    FEATURE: Allow clearing execution and ban logs (Gelmir)
    FEATURE: Add option to use random port on each startup (ireallylikeher)
    FEATURE: Expose the cache expiry to the user (Gelmir)
    FEATURE: Support Atom feeds (Gelmir)
    FEATURE: Add “save path” column (John Peterson)
    FEATURE: Add ?Torrent-compatible “Flags” column in the peer tab(sledgehammer999)
    FEATURE: Load magnet metadata in the background while the “Add New Torrent” Dialog is showing (Gelmir)
    FEATURE: Allow to enter only an info-hash for download(sledgehammer999)
    FEATURE: Bring the “Add New Torrent” Dialog to the front(glassez)
    BUGFIX: Add confirmation dialog for “Force recheck” action (closes #131)
    BUGFIX: Greatly improve RSS manager performance (closes #34)
    BUGFIX: Ensure that all columns in the tranferlist have a size > 0.
    BUGFIX: Don’t mark RSS item as read when it failed to download (Gelmir)
    BUGFIX: Fix ETA calculation when some files are downloaded and marked afterwards as ‘do not download'(sledgehammer999)
    BUGFIX: Make the UI show that PEX/DHT/LSD are actually disabled on private torrents(sledgehammer999)
    BUGFIX: Scheduler should be much more robust and correct now(sledgehammer999)
    BUGFIX: Now qBt won’t forget torrent settings after an unclean shutdown(sledgehammer999)
    BUGFIX: Text boxes in edit dialogs will fit to text width(Gelmir)
    BUGFIX: Enable edit/rename via F2 or double click in various places(Gelmir)
    BUGFIX: Allow to edit trackers and copy their urls(Gelmir and Driim)
    BUGFIX: Add Uploaded column to main view(Gelmir)
    BUGFIX: Calculate ETA for seeding torrents(Gelmir)
    BUGFIX: Add option to ignore global share ratio limits for created torrents(Gelmir)
    OTHER: Many RSS bugfixes and improvements all over the place(Gelmir)
    OTHER: Generate translations at configure time to reduce tarball size
    OTHER: Make peer tab sortable by ip too (Gelmir)
    OTHER: Translations moved to Transifex(https://www.transifex.com/projects/p/qbittorrent/)
    OTHER: New Translation – Vietnamese (Anh Phan)
    PERFORMANCE: Impove drawing speed of tranferlist when there are many torrents(>100)
    PERFORMANCE: Impove drawing speed of peers list when there are many peers
Install qbittorrent in debian
Open the terminal and run the following command
#apt-get install qbittorrent
Screenshots


it doesn’t work.
root@kali:~# apt-get install qbittorrent
Lecture des listes de paquets… Fait
Construction de l’arbre des dépendances
Lecture des informations d’état… Fait
E: Impossible de trouver le paquet qbittorrent
if you don’t speak french,use google translate.