C# 13

Issues

• [Version 13.0] Feature support for Better conversion

  Review: pendingtype: feature
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  dotnet/csharpstandard#1772·RexJaeschke opened Aug 11, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for Lock objects

  Review: pendingtype: feature
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  dotnet/csharpstandard#1770·RexJaeschke opened Aug 11, 2026 · Updated Sep 22, 2026·Draft
  1

• [Version 13.0] Feature support for ESC escape sequence

  Review: pendingtype: feature
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  dotnet/csharpstandard#1769·RexJaeschke opened Aug 11, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for Method group improvements

  Review: pendingtype: feature
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  dotnet/csharpstandard#1773·RexJaeschke opened Aug 11, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for Overload resolution priority

  Review: pendingtype: feature
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  dotnet/csharpstandard#1774·RexJaeschke opened Aug 12, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for Partial properties and indexers

  Review: pendingtype: feature
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  dotnet/csharpstandard#1776·RexJaeschke opened Aug 12, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for ref struct improvements

  Review: pendingtype: feature
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  dotnet/csharpstandard#1780·RexJaeschke opened Aug 13, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for ref and unsafe in iterators and async

  Review: pendingtype: feature
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  dotnet/csharpstandard#1781·RexJaeschke opened Aug 13, 2026 · Updated Sep 22, 2026·Draft
  2

• [Version 13.0] Feature support for Index-from-end enhancement

  Review: pendingtype: feature
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  dotnet/csharpstandard#1782·RexJaeschke opened Aug 13, 2026 · Updated Sep 22, 2026·Draft

• [Version 13.0] Feature support for params Collections

  Review: pendingtype: feature
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  dotnet/csharpstandard#1783·RexJaeschke opened Aug 18, 2026 · Updated Sep 22, 2026·Draft