This topic contains packages which uses experimental LaTeX3.
Support for syllables in the Devanagari script.
Automatically typeset the academic year (French way).
Support for Japanese holidays.
A key-value document command parser.
Command for typesetting chemical formulas and reactions.
A collection of macros to support typesetting chemistry documents.
A method of numbering chemical compounds.
Cite classic works.
LaTeX tools and documenting facilities.
Typeset code with annotations.
Nice and easy derivatives.
Draw Dynkin, Coxeter, and Satake diagrams using TikZ.
Formal proofs in the style of sequent calculus.
Upright brackets in emphasised text.
Add emojis to citations.
Easy creation of potential energy curve diagrams.
Support for end-notes.
Utilities built around expl3.
Using expl3 to implement some numerical algorithms.
Create exercise sheets and exams.
Symbol manipulation for breqn.
A crossover of align* and enumerate.
Globally harmonised system of chemical (etc) naming.
An implementation of Hobby’s algorithm for PGF/TikZ.
Multi-weight Japanese font support for the jlreq class.
Displaying, hyperlinking, and indexing notions in a document.
LaTeX3 backend drivers.
Attribute-value matrices and feature structures for use in linguistics.
Left indices with better spacing.
Express lengths in arbitrary units.
Draw arrows over math letters.
Typesets long division.
Provide a graph datastructure for experimental LaTeX3.
\newcommand-like commands for defining math macros.
Multimedia inclusion for the dvisvgm backend.
Spherical Mercator coordinate systems and Web Mercator tile integration.
Typeset metric marks for Latin text.
Drawing molecular orbital diagrams.
Decorative rules between columns.
TeX definitions with named parameters.
Improve the typesetting of mathematical matrices with PGF.
Integrating notes into the bibliography.
Counters spelled out in Portuguese.
Drop-in replacement for ‘ocgx’ and ‘ocg-p’.
Define simple macros for greek letters.
Manage the options and loading order of other packages.
Create QR bills using LaTeX.
Random walks using TikZ.
Provide LaTeX 3 commands for typesetting rules.
Stores LaTeX contents in memory or files.
A macro to format section numbering intuitively.
Semantic, keyval-based mathematics.
Deals with stripped SemanTeX documents.
A simple package to format Backus-Naur form (BNF).
A comprehensive (SI) units package.
A database of chemicals.
Horizontally columned lists.
The package provides support for terminal-based menus using expl3.
Kashida justification in XeLaTeX and LuaLaTeX.
Extend longtable with cells that merge hierarchically.
In-place argument substitution.
“Aligned” math environments with arrows for comments.
Support for CJK documents in XeLaTeX.
Fixes kashida feature in xepersian package.
Automatically add pinyin to Chinese characters.
eXercise Sheets IMproved.