How to add an input text box?

I am trying to make a game like Zork. How do I add text input?

https://microstudio.dev/i/fezfan/typing/

https://microstudio.dev/i/osterberg/texttools/

You have to write the code yourself :-)

There are GUI libraries - but I haven't seen an input text box in them.

https://microstudio.dev/i/gilles/imgui/

https://microstudio.dev/i/lollocenne/interfacetools/