github
https://www.github.com/ocornut/imgui

github issues/forums
https://www.github.com/ocornut/imgui/issues

discourse forum
http://discourse.dearimgui.org/

demo binaries (win32)
http://www.dearimgui.org/binaries/

frequently asked questions
http://www.dearimgui.org/faq/

navigation controls sheets for gamepads
http://www.dearimgui.org/controls_sheets/