Issues

• Native Aot support?

  feature
  JoshClose/CsvHelper#2391 · Filter by author LiorBanai opened on Sep 27, 2026

• Extra ElseFalse property for BooleanTrueValuesAttribute and ElseTrue property for BooleanFalseValuesAttribute

  feature
  JoshClose/CsvHelper#2386 · Filter by author HenkJazit opened on Jul 31, 2026

• .NET Matrix

  documentation
  JoshClose/CsvHelper#2385 · Filter by author NikolayPianikov opened on Jul 31, 2026

• [benchmark] Request for call-path / fairness review (GLD.SerializerBenchmark)

  JoshClose/CsvHelper#2383 · Filter by author leo-gan opened on Jul 17, 2026

• When using Index attribute with start and end value

  feature
  JoshClose/CsvHelper#2382 · Filter by author PolyakovPavel opened on Jul 9, 2026

• Build Error NU1202: CsvHelper 33.1.0 is not compatible with net8.0

  bug
  JoshClose/CsvHelper#2380 · Filter by author SanadAlZwahreh opened on Jun 9, 2026

• dotnet test net8.0 fails on Linux (newline/culture differences)

  JoshClose/CsvHelper#2375 · Filter by author meiranzheng opened on Jan 2, 2026
  2

• We'd like to pay money to @JoshClose for a feature enhancement

  feature
  JoshClose/CsvHelper#2369 · Filter by author TonyValenti opened on Nov 26, 2025

• CsvReader.GetRecords with ShouldSkipRecord may skip the header row

  bug
  JoshClose/CsvHelper#2368 · Filter by author ryst opened on Nov 25, 2025
  1

• Support for caching compiled delegates beyond the lifespan of CsvReader/CsvWriter

  feature
  JoshClose/CsvHelper#2367 · Filter by author netgh0st opened on Nov 21, 2025

• Index Attribute seems not to map to List<T>, but via ClassMap it works

  bug
  JoshClose/CsvHelper#2364 · Filter by author pbru87 opened on Nov 2, 2025

• Feat: ref struct Enumerable

  feature
  JoshClose/CsvHelper#2362 · Filter by author Zetanova opened on Oct 10, 2025

• Missing dependency not reflected in exception when using WriteRecords (but is with WriteRecord)

  bug
  JoshClose/CsvHelper#2361 · Filter by author jhdepoys opened on Oct 7, 2025

• Mapping of Constant do not use the culture specified in a CsvConfiguration on writes

  bug
  JoshClose/CsvHelper#2358 · Filter by author guwi-smartpoint opened on Sep 28, 2025

• Delimiter detection does not ignore comments

  bug
  JoshClose/CsvHelper#2356 · Filter by author BenPH opened on Sep 24, 2025

• DynamicObject WriteDynamicHeader issue

  bug
  JoshClose/CsvHelper#2355 · Filter by author ghost opened on Sep 6, 2025

• Write CSV with dynamic columns from F#

  feature
  JoshClose/CsvHelper#2348 · Filter by author ntwilson opened on Jul 7, 2025

• Certain C# record types' optional fields cannot be ignored in ClassMaps

  bug
  JoshClose/CsvHelper#2347 · Filter by author ogiarch opened on Jun 18, 2025
  2

• Inefficient parsing of some invalid files

  bug
  JoshClose/CsvHelper#2345 · Filter by author thomas-boucher opened on Jun 18, 2025

• Missing breaking change for LeaveOpen property

  documentation
  JoshClose/CsvHelper#2339 · Filter by author RichardD2 opened on May 2, 2025
  1

• Document exceptions for CsvReader.GetRecords

  documentation
  JoshClose/CsvHelper#2338 · Filter by author lonix1 opened on Apr 21, 2025

• Malfunctioning with SqlKata.KeyAttribute

  bug
  JoshClose/CsvHelper#2337 · Filter by author kwon0408 opened on Apr 16, 2025
  1

• Thread safety seems to be not guaranteed

  bug
  JoshClose/CsvHelper#2330 · Filter by author LibeUltra opened on Feb 27, 2025
  6

• When using ExceptionMessagesContainRawData = false the RawRecord data still appears in the exception

  bug
  JoshClose/CsvHelper#2329 · Filter by author markrsalt opened on Feb 26, 2025
  1

• Confusing exception when DateTimeOffsetConverter can't convert value

  JoshClose/CsvHelper#2321 · Filter by author Bouke opened on Feb 6, 2025
  1