Awesome

BreezeBlurred

BreezeBlurred is a fork of KDE Breeze decoration.

Screenshot In combination with Konsole:

The following description is mainly copied from SierraBreeze.

Dependencies

There are some dependencies you'll need to install. Some people suggested using the following commands:

Ubuntu, KDE Neon

sudo apt install git g++ extra-cmake-modules cmake gettext libkf5config-dev libkdecorations2-dev libqt5x11extras5-dev qtdeclarative5-dev libkf5guiaddons-dev libkf5configwidgets-dev libkf5windowsystem-dev libkf5coreaddons-dev libfftw3-dev

Arch Linux, Manjaro, Antergos

sudo pacman -S kdecoration qt5-declarative qt5-x11extras kcoreaddons kguiaddons kconfigwidgets kwindowsystem fftw cmake extra-cmake-modules

or you can find it in the AUR: https://aur.archlinux.org/packages/breeze-blurred-git/

OpenSUSE

sudo zypper install git extra-cmake-modules libkdecoration2-devel kcoreaddons-devel kguiaddons-devel kconfig-devel kwindowsystem-devel ki18n-devel kconfigwidgets-devel libQt5DBus-devel libqt5-qtx11extras-devel fftw3-devel

Installation

In order to install the theme and add it to your decorations do the following:

git clone https://github.com/alex47/BreezeBlurred
cd BreezeBlurred
mkdir build
cd build
cmake .. -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Release -DKDE_INSTALL_LIBDIR=lib -DBUILD_TESTING=OFF -DKDE_INSTALL_USE_QT_SYS_PATHS=ON
sudo make install
kwin_x11 --replace &

That is it! Your new decoration theme should appear in Settings → Application Style → Window Decorations.

Acknowledgments:

The authors of Breeze window decorations Martin Gräßlin and Hugo Pereira Da Costa