You can obtain binary packages of KDE Frameworks 5 and Qt 5.2 in many distributions. This page aims to list the available binary packages.
On Kubuntu, Project Neon is available as PPAs which offers regularly updated development snapshots of KDE Frameworks. Packages will be installed to /opt/project-neon5 and will not contaminate your normal environment.
sudo apt-add-repository ppa:neon/kf5 sudo apt-get update sudo apt-get install project-neon5-session project-neon5-utils \ project-neon5-konsole
Qt 5.2 is available in Ubuntu Trusty's repositories, as well as in the qt5-daily ppa.
On openSUSE, there are repositories with snapshots of KDE Frameworks 5 and Qt 5.2. You can add repositories in openSUSE through the graphical YaST software repositories module, in Software Repositories and then Add and Specify URL. Enter the URL of the links below.
You can also add repositories through the command line with zypper. Use the following command:
zypper ar -f <URL> <name>
Where <name> should be an alias that is easy to remember.
On Arch Linux, packages for KDE Frameworks are available in the Arch User Repository (AUR). To install:
1. Save a list of the available packages, listed in this Github gist to a fie called 'list'.
2. Execute the command
for pkg in $(cat list); do cower -d $pkg && cd $pkg && makepkg -si --noconfirm || break && cd ..; done
For more details, read this post by Andreas Carpino.
Qt 5.2 packages are listed in this group.
There are currently no binary packages of KDE Frameworks for Fedora available, however you can get packages of Qt 5.2 for Fedora 20 here.