Issues

• Find the next/previous entry from a given key in LinkedHashMap / LinkedHashSet

  vavr-io/vavr#3363 · Filter by author pivovarit opened on Oct 11, 2026 · v2.0.0

• Add tests for null error mappers in Validation.mapError and bimap

  vavr-io/vavr#3351 · Filter by author sylviauwa748 opened on Sep 15, 2026

• Option.of()/ofOptional(): non-null-bound type parameter — completes the JSpecify work deferred in #3098

  vavr-io/vavr#3312 · Filter by author fResult opened on Jul 8, 2026
  2

• Future.await timeout/interrupt poisons the Future for all consumers

  vavr-io/vavr#3273 · Filter by author pivovarit opened on May 17, 2026 · v2.0.0

• [Feature Request] Refined value types to complement Validation API

  vavr-io/vavr#3248 · Filter by author JunggiKim opened on Mar 6, 2026
  1

• Feature request: equivalent of Guava's FluentIterable filter(Class<T> type) method

  vavr-io/vavr#3224 · Filter by author s7oev opened on Feb 2, 2026
  2

• Can Either add a result consumer method

  vavr-io/vavr#3191 · Filter by author zxuanhong opened on Dec 29, 2025
  1

• LinkedHashMap: iterate forwards or backwards from a specific entry?

  vavr-io/vavr#3060 · Filter by author michaelhkay opened on Jul 22, 2025 · v1.0.0
  4

• Should Function1.curried() be covariant in its return type?

  vavr-io/vavr#2989 · Filter by author CarstenLeue opened on Feb 9, 2025

• Handle JavaDoc generation warnings

  bugdocumentation
  vavr-io/vavr#2981 · Filter by author pivovarit opened on Feb 1, 2025
  2

  

• Revisit increasing arity of functions/tuples/validation

  vavr-io/vavr#2979 · Filter by author ayush-finix opened on Jan 28, 2025
  1

• Extract Pattern Matching functionality to a separate artifact

  vavr-io/vavr#2966 · Filter by author pivovarit opened on Jan 5, 2025 · v1.0.0
  

• Use @Nested classes instead of comments for grouping tests

  vavr-io/vavr#2951 · Filter by author bvkatwijk opened on Dec 29, 2024
  3

  

• Lazy Try

  vavr-io/vavr#2947 · Filter by author xenoterracide opened on Dec 20, 2024

• Iterator.head()/tail() does not follow Traversable contract

  bug
  vavr-io/vavr#2936 · Filter by author digiovinazzo opened on Nov 18, 2024
  8

• feat: Try.withResources().multi

  vavr-io/vavr#2934 · Filter by author xenoterracide opened on Nov 14, 2024

• Try.withResources using the variable multiple times

  documentation
  vavr-io/vavr#2933 · Filter by author xenoterracide opened on Nov 14, 2024 · v0.10.6
  1

• Enforce CONTRIBUTING rules with ArchUnit

  vavr-io/vavr#2924 · Filter by author pivovarit opened on Oct 28, 2024
  1

• Introduction of CheckedConsumerN and ConsumerN

  vavr-io/vavr#2908 · Filter by author Koziolek opened on Oct 15, 2024

• Multimaps with ContainerType.SEQ are inefficient

  vavr-io/vavr#2783 · Filter by author ric2016 opened on Jul 30, 2024

• Make Java17+ version and transform some classes to records (Tuples, Either, Try and Validation)

  vavr-io/vavr#2765 · Filter by author Vyacheslav-Lapin opened on Jun 25, 2024 · v1.0.0
  27

• Strange behaviour, maybe an error when using peek on Android 5.1.1

  help wanted
  vavr-io/vavr#2761 · Filter by author lbuse opened on Apr 3, 2024
  2

• Add variadic <T1, T2, ...TN> peek()/tap() to FunctionN

  vavr-io/vavr#2755 · Filter by author btoo opened on Dec 8, 2023

• Support high degree zip and unzip

  vavr-io/vavr#2731 · Filter by author sakaman opened on Jan 17, 2023

• Peek() or tap() for tuples

  vavr-io/vavr#2723 · Filter by author zatziky opened on Jul 28, 2022