# API Difference 8.0-GA vs 9.0-preview1

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

* [System](9.0-preview1_System.md)
* [System.Buffers](9.0-preview1_System.Buffers.md)
* [System.Collections.Generic](9.0-preview1_System.Collections.Generic.md)
* [System.IO](9.0-preview1_System.IO.md)
* [System.Linq](9.0-preview1_System.Linq.md)
* [System.Net](9.0-preview1_System.Net.md)
* [System.Net.Quic](9.0-preview1_System.Net.Quic.md)
* [System.Net.Security](9.0-preview1_System.Net.Security.md)
* [System.Reflection.Emit](9.0-preview1_System.Reflection.Emit.md)
* [System.Reflection.PortableExecutable](9.0-preview1_System.Reflection.PortableExecutable.md)
* [System.Runtime.CompilerServices](9.0-preview1_System.Runtime.CompilerServices.md)
* [System.Runtime.InteropServices](9.0-preview1_System.Runtime.InteropServices.md)
* [System.Runtime.InteropServices.Marshalling](9.0-preview1_System.Runtime.InteropServices.Marshalling.md)
* [System.Runtime.InteropServices.Swift](9.0-preview1_System.Runtime.InteropServices.Swift.md)
* [System.Runtime.Intrinsics](9.0-preview1_System.Runtime.Intrinsics.md)
* [System.Runtime.Intrinsics.X86](9.0-preview1_System.Runtime.Intrinsics.X86.md)
* [System.Security.Cryptography](9.0-preview1_System.Security.Cryptography.md)
* [System.Text](9.0-preview1_System.Text.md)
* [System.Text.Json](9.0-preview1_System.Text.Json.md)
* [System.Text.Json.Serialization](9.0-preview1_System.Text.Json.Serialization.md)
* [System.Threading](9.0-preview1_System.Threading.md)
* [System.Threading.Tasks](9.0-preview1_System.Threading.Tasks.md)
* [System.Timers](9.0-preview1_System.Timers.md)

