Issues

• Let MatchRegex expose the Match for asserting captured groups

  api-suggestionenhancement
  fluentassertions/fluentassertions#3270 · Filter by author dennisdoomen opened on Jul 18, 2026
  3

• Generic-math-based numeric assertions (INumber<T>)

  api-approvedfeature
  fluentassertions/fluentassertions#3268 · Filter by author dennisdoomen opened on Jul 18, 2026
  2

• Base the internal clock on TimeProvider

  api-suggestionenhancement
  fluentassertions/fluentassertions#3267 · Filter by author dennisdoomen opened on Jul 18, 2026

• Use [CallerArgumentExpression] for subject identification

  api-suggestionbreaking changeenhancementfuture
  fluentassertions/fluentassertions#3266 · Filter by author dennisdoomen opened on Jul 18, 2026
  4

• Add JSON string equivalency assertion (BeJsonEquivalentTo)

  api-approvedenhancement
  fluentassertions/fluentassertions#3265 · Filter by author dennisdoomen opened on Jul 18, 2026
  2

• Add Eventually polling assertions for eventually-consistent scenarios

  api-suggestionfeature
  fluentassertions/fluentassertions#3263 · Filter by author dennisdoomen opened on Jul 18, 2026

• Security report — possible pull_request_target + checkout-head RCE (please contact privately)

  building
  fluentassertions/fluentassertions#3211 · Filter by author Raffa-jarrl opened on May 18, 2026
  2

• [API Proposal]: Add overload for BeEquivalentTo with property selector

  api-suggestion
  fluentassertions/fluentassertions#3182 · Filter by author redplcs opened on Mar 16, 2026
  3

• Intellinum "enums" are not properly detected

  bug
  fluentassertions/fluentassertions#3162 · Filter by author dennisdoomen opened on Feb 23, 2026

• BeEquivalentTo() causes issues with init properties marked with [JsonIgnore]

  requires-clarification
  fluentassertions/fluentassertions#3158 · Filter by author MarkussenJan opened on Feb 17, 2026
  2

• Support multi-versioned documentation site

  documentation
  fluentassertions/fluentassertions#2990 · Filter by author dennisdoomen opened on Jan 25, 2025
  2

• Make T nullable in ComparableTypeAssertions methods that are use IComparable<T>.CompareTo(...)

  api-suggestionenhancement
  fluentassertions/fluentassertions#2874 · Filter by author Zeruxky opened on Dec 9, 2024
  5

• Asserting ushort, short, and byte shows a conversion in failure message

  enhancement
  fluentassertions/fluentassertions#2729 · Filter by author siewers opened on Aug 15, 2024
  4

• [API Proposal]: Advanced string comparison

  api-suggestion
  fluentassertions/fluentassertions#2720 · Filter by author POnakS opened on Aug 9, 2024
  2

• ThrowAsync not available for ValueTask

  api-suggestionfeature
  fluentassertions/fluentassertions#2698 · Filter by author fseidl-bauradar opened on Jul 22, 2024
  8

• Pass a pair of conversion lambdas to .WithAutoConversion

  api-suggestionfeature
  fluentassertions/fluentassertions#2680 · Filter by author icraftsoftware opened on Jun 22, 2024
  9

• [Feature]: SetEquals, unordered equal for collections

  api-suggestionfeature
  fluentassertions/fluentassertions#2650 · Filter by author philipborg opened on May 20, 2024
  2

• [API Proposal]: Parsability of strings

  api-suggestionfeature
  fluentassertions/fluentassertions#2632 · Filter by author WhatzGames opened on May 5, 2024
  18

• [API Proposal]: Allow to assert RegEx matched groups

  api-suggestion
  fluentassertions/fluentassertions#2625 · Filter by author rklec opened on Apr 9, 2024
  3

• [Feature]: Multi dimension arrays assertions

  api-approvedfeature
  fluentassertions/fluentassertions#2596 · Filter by author Meir017 opened on Feb 29, 2024
  12

• Compare memberless records by value, others by members

  api-suggestionenhancement
  fluentassertions/fluentassertions#2578 · Filter by author BrunoJuchli opened on Feb 12, 2024
  13

• ContainSingle(string) is confusing

  enhancement
  fluentassertions/fluentassertions#2512 · Filter by author slonopotamus opened on Dec 13, 2023
  2

• Fix Qodana issues

  fluentassertions/fluentassertions#2450 · Filter by author vbreuss opened on Nov 9, 2023
  4

• Convert DateTime instance to DateOnly or TimeOnly

  api-suggestion
  fluentassertions/fluentassertions#2234 · Filter by author mu88 opened on Jul 18, 2023
  44

• Enumerable is not reused for assertion check and message

  enhancement
  fluentassertions/fluentassertions#2000 · Filter by author nohwnd opened on Sep 16, 2022
  5