Install libopkele-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libopkele-dev
Description:
OpenID support library in C++ (development)
libopkele is a C++ implementation of an OpenID decentralized identity system. It provides OpenID protocol handling, leaving authentication and user interaction to the implementor.
Homepage: http://kin.klever.net/libopkele/
Version: 2.0.4+git20140305.9651b55-3.1~build1
Section: universe/libdevel