Cédric Pierquet
The contributor Cédric Pierquet appears to be present as the CTAN community member cpierquet.
Insert menus/items for classic calculators.
Fontspec support for the OpenType font CascadiaMono.
A circular glyphs alphabet.
Insert colored belts in documents (to present skills, for example).
Manipulate numeral comma separated lists.
French version of colour definitions from xcolor.
Macros to create simple tcolorbox with some customizations.
Custom environments (MCQ, list with picked items, ...).
Vectorial coins and banknotes in euro, with stacking option.
Commands for CAS-like windows (Xcas or Geogebra) in TikZ.
Additional macros for fontawesome icons.
Highlight formulas or paragraphs.
Insert inline images, with automatic size/positioning.
Insert multilingual placeholder text.
Package (or only fontspec config files) support for the OpenType font JetBrains.
Macros to insert playing cards.
Insert Licence Etalab 2.0 logo.
Use lucide-icons through LaTeX commands.
Change small texts to remove the depth of the letters.
Use openmoji through LaTeX commands.
Some geometric tools, with TikZ.
Commands to display French road signs (vector graphics).
Commands to work with Gurvan Paper.
Insert “chronometer pictograms” with a duration.
Work with PixelArts, with TikZ.
A LaTeX package for displaying Post-it notes.
A LaTeX package for French maths teachers in high school.
Commands (with TikZ) to work with French “BTS SIO” maths themes.
pynotebook presents (raw, Markdown or Python) codes (and execution with LuaLaTeX) as in a Jupyter Notebook.
Create quizzes like in TV shows.
Creating random integer number lists, with repeating and sorting options.
Work on linear systems using xint or pyluatex.
Commands for Scrabble boards.
Insert 'terminal' or 'context menu' or 'viewers' like in an OS.
Work with SymPy and PyLuaTeX.
Use tablerIcons through LaTeX commands.
Tangram puzzles, with TikZ.
Horizontal banners in a puzzle style.
Work with some 2D TikZ commands (French).
Work with some 3D figures.
Simple decoration fonts, made with TikZ, for short texts.
Create triminos, made with TikZ.
Calculates and displays arithmetic operations with durations.
Draw Bernoulli trees with TikZ.
A LaTeX package with tools for graph plotting (and TikZ).
Insert Trivial Pursuit board game.
Vectorial logos (GeoGebra, Emacs, Scratch, ...) with ‘inline’ support.
Create wordle grids.
Write on grid lines.
Classic regressions, with xint.