To use this theme, do what you would do to install Upsilon/Omega with the terminal, clean by using make clean
and run the following command by modifying slot A or B and entering your username :
make epsilon.onboarding.A_flash OMEGA_USERNAME="Your Name" THEME_NAME=kappa_light THEME_REPO=https://github.com/KappaCFW/Kappa-Theme -j$(nproc)
Boom, your done ! Enjoy your brand new theme :) (Themes are also available for the simulator!)
Kappa Theme is released under a CC BY-NC-SA 4.0 Licence.