Math & Numbers
Find the median of a dataset, inspect the sorted sequence, and optionally review quartiles and interquartile range
median-calculatorMath & Numbers
Compute the inverse of a square matrix using Gauss-Jordan elimination and report when inversion is impossible
matrix-inverse-calculatorMath & Numbers
Multiply two matrices and return the product with dimension checks and optional step explanations
matrix-multiplication-calculatorMath & Numbers
Perform core matrix operations including addition, multiplication, inverse, determinant, trace, and rank
matrix-calculatorMath & Numbers
Solve common percentage questions including percentage of a total, value from a percentage, and percentage change
math-percentage-calculatorMath & Numbers
Convert meters to feet with configurable decimal precision
meter-to-feetText Processing
Generate formatted Markdown tables from CSV, JSON, or array data with alignment, header styles, width control, and merge hints
markdown-table-generatorDocument Tools
Convert a Markdown slide deck (Remark/Marp style) into a PDF
md-slide-deck-to-pdfDocument Tools
Bundle multiple Markdown files into a single PDF report
markdown-report-bundlerDocument Tools
Convert Markdown to PDF with dark, light, or print-ready themes
markdown-to-pdf-theme-packMath & Numbers
Calculate markup, selling price, and profit based on cost and markup percentage
markup-calculatorText Processing
Convert each line of text into Markdown list items or numbered lists
markdown-list-formatter