Search tools

Vector Dot Product Calculator

Calculate vector dot product with guided inputs, visible equations, substituted working, and model assumptions.

Ecommerce & Marketplace

Vendor Lead Time Tracker

Create a bounded, browser-local vendor lead time tracker with visible assumptions, review guidance, and downloadable output.

Quality Assurance

Visual Regression Checklist

Create a bounded, reviewable visual regression checklist with visible assumptions, downloadable output, and accountable human review.

Calculators

Volume Discount Calculator

Apply one all-units discount to a qualifying order quantity.

Calculators

Waist-to-Hip Ratio Calculator

Calculate waist-to-hip circumference ratio without diagnosis.

Calculators

Water Tank Volume Calculator

Calculate rectangular or cylindrical tank capacity and usable volume.

File Converters

XML to CSV

Project repeated flat XML records into formula-protected UTF-8 CSV while blocking DTD and entity declarations.

Ballot Lattice Path Calculator

Count monotone lattice paths that remain on the permitted side of the diagonal.

Downloaders & Public Media

Batch Public URL Manifest Builder

Prepare a browser-safe public-media workflow for batch public url manifest builder with visible permission and privacy boundaries.

Bayes Theorem Calculator

Calculate bayes theorem with guided inputs, visible equations, substituted working, and model assumptions.

Binomial Distribution Calculator

Create a bounded, browser-local binomial distribution calculator with visible assumptions, review guidance, and downloadable output.

Binomial Expected Value Calculator

Calculate binomial expected value with guided inputs, visible equations, substituted working, and model assumptions.