# API Difference 6.0.0-preview.6.21325.12 vs 6.0.0-preview.7.21377.12

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

* [System](6.0.0-preview7_System.md)
* [System.Data.Common](6.0.0-preview7_System.Data.Common.md)
* [System.Diagnostics](6.0.0-preview7_System.Diagnostics.md)
* [System.Diagnostics.CodeAnalysis](6.0.0-preview7_System.Diagnostics.CodeAnalysis.md)
* [System.IO](6.0.0-preview7_System.IO.md)
* [System.Net.Http](6.0.0-preview7_System.Net.Http.md)
* [System.Net.Quic](6.0.0-preview7_System.Net.Quic.md)
* [System.Net.Quic.Implementations](6.0.0-preview7_System.Net.Quic.Implementations.md)
* [System.Net.Security](6.0.0-preview7_System.Net.Security.md)
* [System.Net.Sockets](6.0.0-preview7_System.Net.Sockets.md)
* [System.Reflection](6.0.0-preview7_System.Reflection.md)
* [System.Reflection.Metadata](6.0.0-preview7_System.Reflection.Metadata.md)
* [System.Runtime](6.0.0-preview7_System.Runtime.md)
* [System.Runtime.CompilerServices](6.0.0-preview7_System.Runtime.CompilerServices.md)
* [System.Runtime.InteropServices](6.0.0-preview7_System.Runtime.InteropServices.md)
* [System.Text](6.0.0-preview7_System.Text.md)
* [System.Text.Json](6.0.0-preview7_System.Text.Json.md)
* [System.Text.Json.Nodes](6.0.0-preview7_System.Text.Json.Nodes.md)
* [System.Text.Json.Serialization](6.0.0-preview7_System.Text.Json.Serialization.md)
* [System.Text.Json.Serialization.Metadata](6.0.0-preview7_System.Text.Json.Serialization.Metadata.md)
* [System.Threading](6.0.0-preview7_System.Threading.md)

