Date and Time Go Libraries Ranking

- A simple, semantic and developer-friendly time package for golang.

- Now is a time toolkit for golang.

- Parse date's without knowing format in advance.

- Simple Time extension with a lot of util methods, ported from PHP Carbon library.

- Time duration formatting library for Go.

- The implementation of the Persian (Solar Hijri) Calendar in Go (golang).

- A Go package for working with dates.

- Useful extensions (Timedelta, Strftime, ...) to the golang's time package.

- Calculate the sunrise and sunset times for a given location.

- Efficiently parse ISO8601 date-times without regex.

- Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.

- Convert string to duration. Support time.Duration returned string and more.

- For interacting with intervals of time, defined as a start time and a duration.

- Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...

- Parse dates/times like "next dec 22nd at 3pm" and ranges like "from today until next thursday" without knowing the format in advance.

- Date and Time - Golang Formatting Library.

- A Duration extension supporting parsing/printing durations in days, weeks and years.

- Parses Cron-style time range expressions, checks if the given time is within any ranges.

- C99-compatible strftime formatter.

- Ruby-compatible Strftime function.

- An efficient package to work with ISO8601 week dates.

- A comprehensive date utility library for Go, inspired by date-fns, with 140+ pure and immutable functions.

- A simple datetime parse pkg.

- A simple `time.Now()` that honors the faketime(1) utility.