Yakuake minimalistic skin, no text, no buttons, just tabs. The Open Menu button is the right end of the bottom #3DAEE9 edge. To configure yakuake just edit ~/.config/yakuakerc. To exit yakuake:
killall yakuake
git clone https://github.com/dann1/yakuake-skin-breeze-tiny.git
cd yakuake-skin-breeze-tiny
For every user
sudo cp -rpa breeze-tiny /usr/share/skins/yakuake/
Just for you
sudo cp -rpa breeze-tiny ~/.local/share/yakuake/skins/
tar -xc ~/breeze-tiny.tar.gz breeze-tiny/
Yakuake > Open Menu > Configure Yakuake ... > Appearance > Install Skin > ~/breeze-tiny.tar.gz