Write down your thoughts.
Marknote supports a wide range of formating options usefully for taking every day notes, like bold, italic, underlined and strike through fonts as well as headings, lists, check boxes, images and more.
flatpak-builder tmp --force-clean --ccache --install --user org.kde.marknote.json
mkdir build
cd build
cmake ..
make
kdesrc-build marknote