Suggestions for ltMermaid

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

Package bondgraph: Create bond graph figures in LaTeX documents
Package chronosys: Drawing time-line diagrams
Package knittingpattern: Create knitting patterns
Package ditaa: Use ditaa diagrams within LaTeX documents
Package logpap: Generate logarithmic graph paper with LaTeX
Package digiconfigs: Writing configurations
Package pb-diagram: A commutative diagram package using LAMS-TeX or Xy-pic fonts
Package bondgraphs: Draws bond graphs in LaTeX, using PGF/TikZ
Package chemsym: Macros for typing chemical symbols
Package carbohydrates: Carbohydrate molecules with chemfig
Package eltex: Simple circuit diagrams in LaTeX picture mode
Package familytree: Draw family trees
Package moderntimeline: Timelines for use with moderncv
Package nassflow: Drawing Nassi-Shneiderman diagrams and flowcharts
Package rtsched: Draw Real-Time scheduling (GANTT) charts
Package syntax2: Creation of syntax diagrams
Package sfg: Draw signal flow graphs
Package eolang: Formulas and graphs for the EO programming language
Package suanpan-l3: Traditional Chinese 7-beads suanpan (abacus) package based on l3draw
Package modiagram: Drawing molecular orbital diagrams
Package tqft: Drawing TQFT diagrams with TikZ/PGF
Package xymtex: Typesetting chemical structures
Package struktex: Draw Nassi-Shneiderman charts
Package chemarr: Arrows for chemists
Package chemarrow: Arrows for use in chemistry
Package chronos: TikZ-based package for drawing customisable timelines with support for colour schemes, styles and memoization
Package diagmac: A diagram drawing package
Package ddphonism: Dodecaphonic diagrams: twelve-tone matrices, clock diagrams, etc.
Package decision-table: An easy way to create Decision Model and Notation decision tables
Package milestonetimeline: Horizontal milestone timeline
Package recorder-fingering: Package to display recorder fingering diagrams