I'm using ImTui [0] which is a small ncurses + Dear ImGui wrapper that I wrote recently. The project in the video [1] is an attempt to showcase the capabilities of the library + I find it useful for creating various WTF dashboards [2].

[0] https://github.com/ggerganov/imtui

[1] https://github.com/ggerganov/wtf-tui

[2] https://wtfutil.com