Suggestions for nicematrix

The following packages have something in common with the package nicematrix. The packages are ordered in decreasing similarity.

• letterswitharrows: Draw arrows over math letters
• matrix-skeleton: A PGF/TikZ library that simplifies working with multiple matrix nodes
• witharrows: “Aligned” math environments with arrows for comments
• easybmat: Block matrices
• easymat: A simple package for writing matrices
• venndiagram: Creating Venn diagrams with TikZ
• tkz-berge: Macros for drawing graphs of graph theory
• tkz-graph: Draw graph-theory graphs
• tkz-tab: Tables of signs and variations using PGF/TikZ
• codeanatomy: Typeset code with annotations
• dynkin-diagrams: Draw Dynkin, Coxeter, and Satake diagrams using TikZ
• penrose: A TikZ library for producing Penrose tilings
• spalign: Typeset matrices and arrays with spaces and semicolons as delimiters
• flexisym: Symbol manipulation for breqn
• derivative: Nice and easy derivatives
• drawmatrix: Draw visual representations of matrices in LaTeX
• easyvector: Write vectors in a C-like fashion
• tikz-karnaugh: Typeset Karnaugh maps using TikZ
• bchart: Draw simple bar charts in LaTeX
• scratchx: Include Scratch programs in LaTeX documents
• bondgraphs: Draws bond graphs in LaTeX, using PGF/TikZ
• havannah: Diagrams of board positions in the games of Havannah and Hex
• thuaslogos: Logos for The Hague University of Applied Sciences (THUAS)
• scratch3: Draw programs like “scratch”
• karnaughmap: Typeset Karnaugh maps
• karnaugh-map: LaTeX package for drawing karnaugh maps with up to 6 variables
• rank-2-roots: Draw (mathematical) rank 2 root systems
• braids: Draw braid diagrams with PGF/TikZ
• subfigmat: Automates layout when using the subfigure package
• mathcommand: \newcommand-like commands for defining math macros
• oplotsymbl: Some symbols which are not easily available