Online LaTeX editor

What the editor understands

A LaTeX editor for chemistry with no account and no compile step: the page typesets as you type. Sections, lists, tables, numbered equations, mhchem for reactions — then a PDF, or the .tex file to open in Overleaf.

Everyday LaTeX, typeset in the browser. No preamble to write: start with \section. A complete .tex file, pasted as is, is recognised too.

Your documents are saved automatically in this browser — they never leave your device.

Structure: \title, \author, \maketitle, \tableofcontents, \section, \subsection, \subsubsection, \paragraph — numbered, except their starred form.
Text: \textbf, \textit, \emph, \underline, \texttt, \textsc, \textcolor, \href, \footnote, itemize / enumerate / description lists, center, quote, verbatim.
Mathematics: $…$ and $…$ inline, $$…$$ and \[…\] displayed, numbered equation, align, gather, with \label, \ref and \eqref.
Chemistry: \ce{H2SO4}, \ce{A + B <=> C}, states (s) (l) (g) (aq), and \pu{25 mL} for a quantity with its unit — inside a formula or straight in the text.
Tables and callouts: tabular with \toprule, \midrule, \bottomrule, \hline and \multicolumn; table and \caption; definition, theorem, property, method, warning, remark, example, exercise, proof.
Shortcuts: Ctrl+B bold · Ctrl+I italic · Ctrl+M formula · Ctrl+/ comment · Ctrl+F find · Ctrl+Space suggestions · Tab next field.