Isocline, a readline alternative by Daan Leijen (an absolute legend) is about the closest I've found to this: https://github.com/daanx/isocline https://github.c

Isocline, a readline alternative by Daan Leijen (an absolute legend) is about the closest I've found to this: https://github.com/daanx/isocline https://github.com/daanx/isocline That said it doesn't push "input controls" quite to the extreme Rich/Textual do for UI controls, but it might be a starting point to look into.