2024-05-08 Intro Open connection Creating window Mapping (showing) window Event loop Additional Functionality Open font Create Graphic Context (GC) Writing text Final code Conclusion Intro In this post I want to create a single file C file program to open a windows inside Linux without using xlib or any similar libraries. The idea is to explore X11 protocol and see how it is used to interact with X server to create windows. Before I had strong association that X11 was some magic thing to manipul...