Downloads
Source tarballs
Stable (on Sourceforge)
qBittorrent and libtorrent sources are available on sourceforge:
- qBittorrent: v1.5.6
- libtorrent-rasterbar: v0.14.7 - required
Unstable (on Sourceforge)
qBittorrent and libtorrent sources are available on sourceforge:
- qBittorrent: v2.0.0rc1
- libtorrent-rasterbar: v0.15 (svn.r4035) - required (v0.14.x can be used too)
Binary packages
Mac OS

Stefanos Antaris ported qBittorrent to Mac OS (Leopard) and provided the following DMG file for easy installation:
- qBittorrent: v1.5.5
Ubuntu packages (i386 / amd64 / lpia)

qBittorrent is now available in official Ubuntu repositories since v9.04 "Jaunty". Packages are automatically imported from Debian repositories are they are maintained on Ubuntu by Andrew Starr-Bochicchio.
More up-to-date Jaunty / Karmic packages are published on my PPA here. To use this PPA with Ubuntu v9.10 Karmic, please use the following command
To use it with Ubuntu v9.04 Jaunty, please add the following lines to your /etc/apt/sources.list:
deb-src http://ppa.launchpad.net/hydr0g3n/ppa/ubuntu jaunty main
This PPA is signed, please get my key by doing this (Jaunty only):
Then install qBittorrent by doing this:
Debian packages

qBittorrent and libtorrent-rasterbar are now officially included in Debian. Packages are maintained by Cristian Greco. See this page for more information.
Gentoo
qBittorrent is officially available in portage. You can install it easilly on your system using emerge command. These ebuilds are maintained by Raúl Porcel. See this page for more information.
OpenSuse packages (i586 & x86_64)
Mariusz Fik is maintaining qBittorrent packages for OpenSUSE 11.x.
http://download.opensuse.org/repositories/home:/Fisiu/openSUSE_11.2
OpenSUSE one-click installer:

Fedora packages (i386 & x86_64)

qBittorrent is officially packaged on Fedora. RPM packages are maintained by Leigh Scott.
See this page for more information.
Alt Linux
qBittorrent is officially packaged on Alt Linux. These packages are maintained by Alexey Morsov. Packages are available here. To install, simply type the following commands:
blackPanther OS packages

qBittorrent is officially shipped on blackPanther OS CD as the default Bittorrent client. RPM packages are available here.
These packages are maintained by Charles Barcza.