Lepcha
This page offers basic guidance on typesetting a LaTeX document in the Lepcha language using the Lepcha script.
Support with ini
locale file
Here is a minimal sample file with lepcha
as the main language, with luatex
.
\documentclass[lepcha]{article}
\usepackage[provide=*]{babel}
\babelfont{rm}[Renderer=Harfbuzz]{Noto Sans Lepcha}
% The next 2 lines make sure the Latin script is displayed.
\babelprovide[onchar=fonts letters]{english}
\babelfont[english]{rm}{NewComputerModern10}
\begin{document}
Local name $=$ ᰛᰩᰵᰛᰧᰵᰶ
\end{document}
You may need download the font or replace it with another one in your system.