Date & Time
Calculate work hours using start and end times
work-hours-calculatorNetwork
Query DNS records and domain resolution information including A, AAAA, MX, TXT, NS, and CNAME records
dns-queryMath & Numbers
Calculate Fourier series coefficients for common waveforms
fourier-seriesText Processing
Convert halfwidth characters to fullwidth characters for CJK text formatting
halfwidth-to-fullwidthDesign
Convert HEX color values to LCH for color management with alpha channel support
hex-to-lch-converterDesign
Convert HEX color values to XYZ for color management with alpha channel support
hex-to-xyz-converterDate & Time
Convert dates to and from ISO 8601 format
iso-8601-converterMath & Numbers
Perform modular arithmetic operations
modular-calculatorText Processing
Normalize and clean various number formats in text for consistency
number-format-cleanerMath & Numbers
Generate Pascal's triangle with customizable number of rows
pascals-triangleMath & Numbers
Perform arithmetic operations on fractions
rational-calculatorMath & Numbers
Calculate Taylor series expansion for common functions
taylor-series