Math & Numbers
Calculate PDF, CDF, survival probability, and interval probability for an exponential distribution
exponential-distribution-calculatorMath & Numbers
Calculate n! for a non-negative integer with exact BigInt output, optional steps, and related values such as trailing zeros
factorial-calculatorMath & Numbers
Calculate the greatest common divisor and least common multiple for two or more integers
gcd-lcm-calculatorMath & Numbers
Calculate natural exponential values e^x, inspect growth factors, and compare them with the inverse e^-x
exponential-calculatorDeveloper Tools
Compare local and hybrid OpenDataLoader extraction to identify PDF pages where formulas, charts, or dense visuals may need AI-assisted parsing
formula-chart-heavy-pdf-analyzerMath & Numbers
Convert fractions or mixed numbers into decimals with configurable precision and percentage output
fraction-to-decimal-calculatorDocument Tools
Generate a printable workout-plan PDF from JSON or CSV data with exercise tables, progress boxes, and optional QR video links
fitness-workout-pdf-generatorMath & Numbers
Evaluate fraction expressions, simplify results, and show decimal plus mixed-number forms
fraction-calculatorFormat Conversion
Convert GeoJSON format to GPX (GPS Exchange Format) format
geojson-to-gpxFormat Conversion
Convert GeoJSON format to KML (Keyhole Markup Language) format
geojson-to-kmlData Processing
Iterate over own object properties using lodash _.forOwn
for-ownData Processing
Find the first matching key using lodash _.findKey
find-key