A KDE/Plasma Google Authenticator-like App written using C++/QML.
It includes a KRunner that can be triggered by typing "otp" and a QML GUI Management program.
OTP Keys are stored in KWallet under the Default KDE Wallet (usually "kdewallet") in a folder titled "onetimepass".
sudo apt install liboath-dev libkf5wallet-dev libkf5runner-dev libkf5service-dev libkf5i18n-dev
git clone https://github.com/jimtendo/onetimepass-plasma
cd onetimepass-plasma
mkdir build
cmake -D KDE_INSTALL_USE_QT_SYS_PATHS=ON ../
make
sudo make install