# API Difference 9.0-preview5 vs 9.0-preview6

API listing follows standard diff formatting.
Lines preceded by a '+' are additions and a '-' indicates removal.

* [System](9.0-preview6_System.md)
* [System.Buffers.Text](9.0-preview6_System.Buffers.Text.md)
* [System.Collections.Concurrent](9.0-preview6_System.Collections.Concurrent.md)
* [System.Collections.Frozen](9.0-preview6_System.Collections.Frozen.md)
* [System.Collections.Generic](9.0-preview6_System.Collections.Generic.md)
* [System.Collections.ObjectModel](9.0-preview6_System.Collections.ObjectModel.md)
* [System.Diagnostics](9.0-preview6_System.Diagnostics.md)
* [System.Diagnostics.Metrics](9.0-preview6_System.Diagnostics.Metrics.md)
* [System.IO](9.0-preview6_System.IO.md)
* [System.Net.Http](9.0-preview6_System.Net.Http.md)
* [System.Net.Mime](9.0-preview6_System.Net.Mime.md)
* [System.Net.Sockets](9.0-preview6_System.Net.Sockets.md)
* [System.Numerics](9.0-preview6_System.Numerics.md)
* [System.Reflection.Emit](9.0-preview6_System.Reflection.Emit.md)
* [System.Runtime.InteropServices](9.0-preview6_System.Runtime.InteropServices.md)
* [System.Runtime.InteropServices.Marshalling](9.0-preview6_System.Runtime.InteropServices.Marshalling.md)
* [System.Runtime.InteropServices.Swift](9.0-preview6_System.Runtime.InteropServices.Swift.md)
* [System.Runtime.Intrinsics](9.0-preview6_System.Runtime.Intrinsics.md)
* [System.Runtime.Intrinsics.Arm](9.0-preview6_System.Runtime.Intrinsics.Arm.md)
* [System.Runtime.Intrinsics.X86](9.0-preview6_System.Runtime.Intrinsics.X86.md)
* [System.Security.Cryptography](9.0-preview6_System.Security.Cryptography.md)
* [System.Text.Json](9.0-preview6_System.Text.Json.md)
* [System.Text.Json.Nodes](9.0-preview6_System.Text.Json.Nodes.md)
* [System.Text.Json.Schema](9.0-preview6_System.Text.Json.Schema.md)
* [System.Text.Json.Serialization](9.0-preview6_System.Text.Json.Serialization.md)
* [System.Text.Json.Serialization.Metadata](9.0-preview6_System.Text.Json.Serialization.Metadata.md)
* [System.Text.RegularExpressions](9.0-preview6_System.Text.RegularExpressions.md)

