KaTeXtual
...is a simple package with only one goal: render compatible TeX commands using KaTeX to image formats in a fast and customizable manner.
import {KaTeXtual} from 'katextual';
// singleton with async initialization
katextual = await KaTeXtual.getInstance();
// renders as buffer in PNG format
const png: Buffer = await katextual.renderPng('\\int_0^{2\\pi}{\\sin{\\theta}}');