smenu started as a lightweight and flexible terminal menu generator, but quickly evolved into a powerful and versatile CLI selection tool for interactive or scripting use.

ncurses (pdcurses) based library for CUA look menu

An easy to use character based menu program written in C - use it to automate some of those regular tasks. Takes a simple input text file and draws a menu (uses curses or newt with a common menu input file). Takes up to 30 options per menu, curses menu draws one or two columns columns, newt provides a scrollable list.

Atari 8 bit Text Window and FujiNet Library in C (CC65)

Simple menu system C

Tool for work with EOS