This project has been deprecated in favour of a Python-based solution.
Index creation is now handled by the script available here:
https://github.com/ao-org/Recursos/tree/master/tools
"This program generates the file localindex.dat containing client-side texts to minimize server bandwidth usage."
https://github.com/ao-org/Recursos/blob/master/init/localindex.dat
It can be used in the terminal
C:\Creador_de_indices.exe" CREAR_ARCHIVO