Unix timestamp converter
Convert Unix timestamps and date-times with an explicit timezone.
/tools/unix-timestamp-converterLOCAL
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Local unit, date, timezone, color, and Unix-time conversion tools with fixed factors and explicit browser-data limits.
Convert Unix timestamps and date-times with an explicit timezone.
Convert common length units locally using fixed metre factors.
Convert common mass units locally using fixed kilogram factors.
Convert Celsius, Fahrenheit, and Kelvin locally.
Convert common area units locally using fixed square-metre factors.
Convert common volume units locally using fixed litre factors.
Convert common speed units locally using fixed metres-per-second factors.
Convert common pressure units locally using fixed pascal factors.
Convert common energy units locally using fixed joule factors.
Convert common power units locally using fixed watt factors.
Convert decimal and binary data-storage units locally.
Convert a supplied local date-time between selected IANA time zones locally.
Render a supplied local date-time in selected local, UTC, ISO, or numeric formats.
Convert a six- or three-digit hex color to RGB locally.
Convert RGB channel values to HSL — hue, saturation, lightness — locally.
Show HEX, RGB, HSL, and WCAG brightness for a hex color locally.
Compute WCAG 2.1 contrast ratio for two hex colors.
Generate a small palette from a base hex color by scheme.
Generate one or more random hex colors locally.
Return the ISO week number and ISO year for a date.
State whether a year is a leap year and its day count.
Return the English weekday name for a date.
Add (or subtract) a number of days to a date and get the resulting date locally.
Subtract a number of days from a date locally.
Render a text calendar grid for a year and month.
Break a total seconds count into years, months, days, hours, minutes, and seconds.
Return Monday and Sunday for an ISO week and year.
Convert common frequency and rotational-speed units locally.
Convert angle units locally using fixed factors.
Convert force units locally using fixed factors.
Convert torque units locally using fixed factors.
Convert density units locally using fixed factors.
Convert between fuel-economy efficiency and consumption units locally.
Convert digital bandwidth and transfer-rate units locally with decimal factors.
Convert common US cooking volume units locally.
Convert common typography units locally.