md
by nettrash
Markdown preview with math, chemistry, charts and diagrams: KaTeX, Mermaid, Graphviz, PlantUML and a built-in plotter, all on-device with nothing sent anywhere. Exports to HTML, PDF, EPUB, LaTeX and SVG.
2.7× in 30 days, from 14.4k to 39.5k installs, faster than 99% of editor extensions.
Measured by Vela Breakout · as of Oct 10, 2026 · How we measure