Issues

• [Bug] Incorrect timezone data in the bundled artifact and on Wasm/WASI after 2038

  bug
  Kotlin/kotlinx-datetime#666 · Filter by author dkhalanskyjb opened on Oct 26, 2026

• Decide on the caching strategy for timezone data

  Kotlin/kotlinx-datetime#640 · Filter by author dkhalanskyjb opened on Aug 20, 2026

• [Bug] NoWhenBranchMatchedException / ExceptionInInitializerError when building LocalDateTime.Format in Android release build

  bug
  Kotlin/kotlinx-datetime#625 · Filter by author Skeptick opened on May 15, 2026
  3

• Links from the API reference to Instant leads to non-existent page

  Kotlin/kotlinx-datetime#599 · Filter by author fzhinkin opened on Jan 28, 2026
  

• Standard Offset and Daylight Savings

  Kotlin/kotlinx-datetime#557 · Filter by author Otsoko opened on Jul 9, 2025
  1

• Replace js-joda with JavaScript Temporal

  Kotlin/kotlinx-datetime#501 · Filter by author YarnSphere opened on Mar 16, 2025
  5

• Inherit the specified TimeZone when converting between Instant and LocalDateTime using toInstant and toLocalDateTime?

  Kotlin/kotlinx-datetime#409 · Filter by author ArcherEmiya05 opened on Jul 15, 2024
  1

• Add a top-level description to the API reference

  documentationenhancement
  Kotlin/kotlinx-datetime#401 · Filter by author globsterg opened on May 31, 2024

• Publish the design documents for datetime formats

  documentation
  Kotlin/kotlinx-datetime#354 · Filter by author dkhalanskyjb opened on Feb 29, 2024 · 0.7.0
  

• Locale-aware formatting (but not parsing)

  formatters
  Kotlin/kotlinx-datetime#352 · Filter by author dkhalanskyjb opened on Feb 29, 2024 · 0.9.0
  

• Provide custom formats for DateTimePeriod

  formatters
  Kotlin/kotlinx-datetime#349 · Filter by author dkhalanskyjb opened on Feb 29, 2024
  5

• Consider adding parsing and formatting support for kotlin.time.Duration

  formatters
  Kotlin/kotlinx-datetime#348 · Filter by author dkhalanskyjb opened on Feb 29, 2024
  5

• Consider introducing a separate RegionTimeZone class

  breaking changetimezone
  Kotlin/kotlinx-datetime#326 · Filter by author dkhalanskyjb opened on Dec 1, 2023 · 0.9.0
  3

• Previous/next date and/or time with the given form

  Kotlin/kotlinx-datetime#325 · Filter by author dkhalanskyjb opened on Dec 1, 2023 · 0.9.0
  12

• Choose the standard timezone database provider for JS and Wasm

  breaking changetimezone
  Kotlin/kotlinx-datetime#324 · Filter by author dkhalanskyjb opened on Dec 1, 2023 · 0.7.0
  5

• Converters from LocalDate and LocalDateTime to NSDate

  cookbook
  Kotlin/kotlinx-datetime#322 · Filter by author dkhalanskyjb opened on Nov 30, 2023

• Serializing FixedOffsetTimeZone doesn't produce timezone database entry

  breaking changetimezone
  Kotlin/kotlinx-datetime#222 · Filter by author kevincianfarini opened on Aug 17, 2022
  26

• Make JS TimeZone support easier to integrate

  timezone
  Kotlin/kotlinx-datetime#178 · Filter by author wkornewald opened on Jan 10, 2022
  14

• Sealed hierarchy for arbitrary precision dates and better static typing

  Kotlin/kotlinx-datetime#177 · Filter by author wkornewald opened on Jan 10, 2022
  3

• Add dependency on JVM version of the library to the POM file

  usage
  Kotlin/kotlinx-datetime#167 · Filter by author ileasile opened on Dec 17, 2021 · 0.7.0
  4

• Add a ZonedDateTime type

  breaking change
  Kotlin/kotlinx-datetime#163 · Filter by author cromefire opened on Dec 15, 2021 · 0.9.0
  33

• DateTimeFormatException is internal

  waiting for clarification
  Kotlin/kotlinx-datetime#153 · Filter by author jurmous opened on Oct 28, 2021
  11

• Shims (extension functions) to better match JDK's API

  Kotlin/kotlinx-datetime#137 · Filter by author binkley opened on Aug 11, 2021 · 1.0.0-Beta
  1

  

• Consider deprecating the sub-date accessors on DatePeriod?

  Kotlin/kotlinx-datetime#88 · Filter by author kluever opened on Dec 17, 2020
  5

• Export types to JavaScript

  Kotlin/kotlinx-datetime#72 · Filter by author Smoofie opened on Nov 22, 2020
  12