relative-microtime

Get the number of microseconds elapsed since January 1, 1970 00:00:00 UTC without fear of clock drift

v2.0.0 URL: https://unpkg.com/relative-microtime@2.0.0/index.js

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time timer clock micro microtime hrtime drift skew unix epoch posix

julian

Convert between Date object and Julian dates used in astronomy and history

v0.2.0 URL: https://unpkg.com/julian@0.2.0/index.js

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julian date conversion epoch time calendar astronomy

epoch-timeago

Convert Unix time to a relative time string e.g., "4 hours ago".

v1.1.9 URL: https://unpkg.com/epoch-timeago@1.1.9/lib/index.js

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timeago time ago epoch unix date relative timestamp milliseconds moment microformat

@thi.ng/ksuid

Configurable K-sortable unique IDs, ULIDs, binary & base-N encoded, 32/48/64bit time resolutions

v3.2.95 URL: https://unpkg.com/@thi.ng/ksuid@3.2.95/index.js

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32bit 64bit base62 bigint binary bytes cli crypto database dynamodb encode epoch generator id millisecond random sort timestamp tool typescript ulid uuid

gps-time

Small utility to convert times between GPS epoch (midnight January 6, 1980) and Unix epoch (midnight January 1, 1970), taking into account leap seconds.

v1.0.9 URL: https://unpkg.com/gps-time@1.0.9/gps-time.js

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gps unix time epoch 1980 1970