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tex-render-guide

Render LaTeX math expressions to images in PNG, JPEG, and SVG

skills/writing/latex/tex-render-guide/SKILL.md

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# TeX Render Guide

## Overview

Researchers frequently need to render LaTeX mathematical expressions as standalone images—for inclusion in presentations, posters, web pages, documentation, social media posts, or any context where native LaTeX rendering is unavailable. Converting a LaTeX equation into a crisp PNG, JPEG, or SVG image requires selecting the right toolchain and configuring it for the appropriate output quality and format.

This skill covers multiple approaches to LaTeX-to-image rendering, from command-line tools to web APIs and JavaScript libraries. It provides guidance on choosing the right approach for your use case, achieving publication-quality output, and handling common challenges like transparent backgrounds, high DPI scaling, and color customization.

Whether you need a one-off equation image for a slide deck or a batch pipeline that renders hundreds of equations for a web application, this guide provides the tools and techniques to get it done.

## Method 1: Command-Line Rendering with LaTeX + dvipng/dvisvgm

This is the highest-quality approach, producing output identical to what you would see in a compiled LaTeX document.