# API Difference 8.0-preview6 vs 8.0-preview7

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

* [System](8.0-preview7_System.md)
* [System.Collections.Frozen](8.0-preview7_System.Collections.Frozen.md)
* [System.Collections.Immutable](8.0-preview7_System.Collections.Immutable.md)
* [System.Diagnostics](8.0-preview7_System.Diagnostics.md)
* [System.Diagnostics.Metrics](8.0-preview7_System.Diagnostics.Metrics.md)
* [System.Net.Http](8.0-preview7_System.Net.Http.md)
* [System.Net.Http.Metrics](8.0-preview7_System.Net.Http.Metrics.md)
* [System.Net.Quic](8.0-preview7_System.Net.Quic.md)
* [System.Net.Security](8.0-preview7_System.Net.Security.md)
* [System.Net.Sockets](8.0-preview7_System.Net.Sockets.md)
* [System.Numerics](8.0-preview7_System.Numerics.md)
* [System.Reflection](8.0-preview7_System.Reflection.md)
* [System.Runtime.CompilerServices](8.0-preview7_System.Runtime.CompilerServices.md)
* [System.Runtime.InteropServices](8.0-preview7_System.Runtime.InteropServices.md)
* [System.Runtime.Intrinsics.Wasm](8.0-preview7_System.Runtime.Intrinsics.Wasm.md)
* [System.Security.Cryptography](8.0-preview7_System.Security.Cryptography.md)
* [System.Text.Json.Nodes](8.0-preview7_System.Text.Json.Nodes.md)
* [System.Text.Json.Serialization](8.0-preview7_System.Text.Json.Serialization.md)
* [System.Text.Json.Serialization.Metadata](8.0-preview7_System.Text.Json.Serialization.Metadata.md)
* [System.Text.Unicode](8.0-preview7_System.Text.Unicode.md)
* [System.Xml](8.0-preview7_System.Xml.md)

