Issues

• [API Proposal]: Explicit soft assertions (AssertionScope.Softly) and an opt-in per-test soft mode

  api-suggestion
  fluentassertions/fluentassertions#3388 · Filter by author dennisdoomen opened on Oct 13, 2026

• [Feature]: Report structured failure data (expected/actual/diff) to Microsoft.Testing.Platform and IDEs

  feature
  fluentassertions/fluentassertions#3387 · Filter by author dennisdoomen opened on Oct 13, 2026

• [Feature]: Verify integration package (snapshot assertions that reuse equivalency options)

  feature
  fluentassertions/fluentassertions#3386 · Filter by author dennisdoomen opened on Oct 13, 2026

• [API Proposal]: Source-generated custom assertions with [GenerateAssertion]

  api-suggestion
  fluentassertions/fluentassertions#3385 · Filter by author dennisdoomen opened on Oct 13, 2026

• [Feature]: Native AOT and trimming support (source-generated equivalency metadata)

  feature
  fluentassertions/fluentassertions#3384 · Filter by author dennisdoomen opened on Oct 13, 2026

• [Feature]: First-party analyzers with migration code fixes

  feature
  fluentassertions/fluentassertions#3383 · Filter by author dennisdoomen opened on Oct 13, 2026

• [API Proposal]: WithExplanation() option that shows how BeEquivalentTo compared each member

  api-suggestion
  fluentassertions/fluentassertions#3382 · Filter by author dennisdoomen opened on Oct 13, 2026

• [API Proposal]: Line-based diff in failure messages for multi-line strings

  api-suggestion
  fluentassertions/fluentassertions#3381 · Filter by author dennisdoomen opened on Oct 13, 2026

• [API Proposal]: Built-in inline matchers for BeEquivalentTo (Value.Any<T>, Value.Like, Value.CloseTo, ...)

  api-suggestion
  fluentassertions/fluentassertions#3380 · Filter by author dennisdoomen opened on Oct 13, 2026

• [API Proposal]: Assertions for System.Uri

  api-approved
  fluentassertions/fluentassertions#3379 · Filter by author dennisdoomen opened on Oct 13, 2026
  1

• [API Proposal]: Count-based predicate matching on collections (Contain with OccurrenceConstraint)

  api-suggestion
  fluentassertions/fluentassertions#3378 · Filter by author dennisdoomen opened on Oct 13, 2026

• 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