EPICS Qt has been spilt into a number of components, each placed in its own github repository. The qeframework repository provides the framework link/load libraries together with the plugin library.
This repository also containes the detailed wigget and display manager (QEGui) documentation.
Please visit https://qtepics.github.io/index.html for more information.
https://qtepics.github.io/getting_started.html
https://qtepics.github.io/release_notes.html
https://qtepics.github.io/environment_variables.html