A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

{glossaries} is about creating glossaries, acronyms, nomenclatures and similar lists. A popular package is `glossaries`.
Overleaf (formerly WriteLaTeX) is a collaborative online LaTeX editor. Please don't use this tag for general LaTeX questions but only for those, where the use of Overleaf is relevant to the problem.
{itemize} is about the itemize list environment. If you use this tag, add the more general {lists} tag.
{minipage} is an environment providing a paragraph box which is a complete mini version of a page.
{labels} is about customizing the labels of {diagrams} and mathematical constructs like {matrices}. For questions about \label or similar commands, use {cross-referencing} instead.
{theorems} are environments which are commonly numbered. They are extensively used in math texts. Examples of such environments are theorems, corollaries, lemmas, propositions, remarks and definitions…
1649 questions
{babel} is a package that manages culturally-determined typographical (and other) rules, and hyphenation patterns for a wide range of languages.
{arrows} is about drawing arrows, usually in {math-mode} or inside {diagrams}.
{boxes} are the units used by (La)TeX to construct a page by pasting them together horizontally or vertically. A single character from a font is a box, as are the lines of type and the eventual page.
1577 questions
{siunitx} is a package that provides consistent typesetting of physical quantities, allowing application of various typographic conventions with the same input syntax. This package replaces the deprec…
{texmaker} is a cross-platform LaTeX editor. If your question is about its fork TexMakerX, which is now called TeXstudio, please use the tag {texstudio}.
1517 questions
{installing} is for questions regarding the installation of (La)TeX or any editor or other tool related to (La)TeX.
{titlesec} is a package providing an interface to {sectioning} commands.
{nodes} is about nodes in {diagrams}. A node typically consists of a shape which may or may not have a border and a filling, as well as some (text) content but it may also be empty. It can be connecte…
1432 questions
{unicode} is for questions about Unicode (an international standard for character encoding) and its implementations. For questions about input encodings use {input-encodings}.
{two-column} is about the \twocolumn command and the class option of the same name. For questions about the {multicol} package, use the appropriate tag instead.
{expl3} is the programming "language" written for the LaTeX3 project. It is a library of common functions for storing and manipulating data and performing higher-level logical tasks than commonly prov…
{templates} is about templates built on {document-classes} to provide the basis for a particular document type. Questions with this tag should be about the features of the template, not the underlying…
{counters} is about macro writing involving counters. For general questions about numbering document elements, use {numbering}.
{indexing} is about creating an index or similar lists for your document, usually by means of executing makeindex.
{paragraphs} are distinct text divisions that begin on a new, usually indented line. In TeX, a paragraph is ended by the \par command or at least one blank line. If your question is about the \paragra…
{multicolumn} is for questions concerning the formatting of table cells that span several columns.
{tikz-trees} is for questions addressing issues related to trees in {tikz-pgf}.
1202 questions
{enumitem} is a package that provides user control over the layout of the three basic list environments: {itemize}, {enumerate}, and {description}.
{multicol} is about the multicol package and its multicols environment which allows to typeset text in multiple columns (up to 10) and to balance the end of each column at the end of the environment. …
1199 questions
{moderncv} is a document class for CVs (curriculum vitae) and Cover Letters.
1160 questions
{line-spacing} is about adjusting the space between the lines of a document. A popular package is {setspace}.
1149 questions
{typography} is for questions about the implementation of beautiful typography using TeX.
1147 questions
{alignment} is for questions about text arrangement in correct relative orientation or position.
{multirow} is a package for facilitating multirow cells in {tables} and {arrays}.
1134 questions
{algorithms} is about the presentation, numbering, and layout of algorithms or pseudocode in documents. Popular packages are algorithms, {algorithmicx}, {algorithm2e} and {listings}. For questions abo…
{plot} is for questions concerned with plotting data or functions using TeX. For questions specific to the pgfplots package, use the {pgfplots} tag.
{document-classes} is for questions relating to the document class of the TeX file. This sets up various document-wide formatting elements.
1125 questions
Graphs are (1) graphs of functions or (2) sets of nodes and edges.
1122 questions
{pgfplotstable} is a package that can read, parse, modify or generate tables. Data is provided via either external files or inline code. It also serves as the data handler of the graphics package {pgf…
{circuitikz} is a package for drawing electrical and electronic networks with TikZ.
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