Learn the marks.
Convert the manuscript.
Every heading, emphasis, and table Markdown supports, explained on one page. Six converters move the same plain text into HTML, PDF, and Word, entirely on your device.
Raw — as typed
# The Field Manual
Keep your words **plain**.
Mark it up when *it counts*.
> Portable. Private. Yours.
Typeset — the result
The Field Manual
Keep your words plain.
Mark it up when it counts.
Portable. Private. Yours.
The right tool for your next draft
6 tools. Zero sign-ups.KaTeX & Mermaid preview settings
Example: {"\\RR":"\\mathbb{R}"}, then write $\RR$.
Use your own math expressions or a fenced mermaid block. Syntax examples →
Drop your PDF here
or click to choose a file
.pdf · Up to 20 MBNo file leaves your device.A little less formatting.
A little more writing.
Great ideas deserve a simple starting point. With Markdown, a few characters are all you need.
Make room for your next idea
- Write without distractions
- Keep your documents portable
- Turn your notes into something worth sharing
Focus on the words. We’ll take care of the format.
A tiny example
const idea = "Something worth writing";
console.log(idea);
Built with plain text. Ready for anywhere.
Raw HTML is sanitized. Scripts, embedded frames, and external images are removed for a private, safe preview.
KaTeX math and Mermaid diagrams are supported in the preview. Copy and download keep TeX and diagram source, without rendered math or diagrams.
Nothing uploads
Every conversion runs in your browser. Documents never leave your device.
The source stays true
Markdown is the record. HTML, PDF, and Word are just where it travels next.
One page, every mark
Headings, tables, math, and diagrams — documented in full, not buried in a help center.