Build instructions

git clone --recurse-submodules https://github.com/kavinunethsara/tiledscreen.git
cd tiledscreen
mkdir build
cd build
cmake -DCMAKE_INSTALL_PREFIX=MYPREFIX ..
make
make install

(MYPREFIX is where you install your Plasma setup, replace it accordingly)

Restart plasma to load the applet :

in a terminal type:

kquitapp plasmashell

and then

plasmashell

or view it with

plasmoidviewer -a com.github.kavinunethsara.tiledscreen