diff --git a/.gitignore b/.gitignore
index 64e04e3..e181024 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,7 +31,6 @@ bld/
[Oo]bj/
[Ll]og/
[Ll]ogs/
-[Ss]ystem*.md
# Visual Studio 2015/2017 cache/options directory
.vs/
diff --git a/docs/net6.0/index.md b/docs/net6.0/index.md
index f30a022..466fbdf 100644
--- a/docs/net6.0/index.md
+++ b/docs/net6.0/index.md
@@ -9,5 +9,3 @@ to achieve optimized runtime performance with improved readability of the code.
| :--- | :--- |
| [DevFast.Net.Extensions.Etc](DevFast.Net.Extensions.Etc.md 'DevFast.Net.Extensions.Etc') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on disparate types (for e.g. [System.Threading.Tasks.Task](https://docs.microsoft.com/en-us/dotnet/api/System.Threading.Tasks.Task 'System.Threading.Tasks.Task'), [System.Func<>](https://docs.microsoft.com/en-us/dotnet/api/System.Func-1 'System.Func`1'), etc... ). |
| [DevFast.Net.Extensions.SystemTypes](DevFast.Net.Extensions.SystemTypes.md 'DevFast.Net.Extensions.SystemTypes') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on various system types (for e.g. [System.Array](https://docs.microsoft.com/en-us/dotnet/api/System.Array 'System.Array'), [System.Collections.Generic.IEnumerable<>](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerable-1 'System.Collections.Generic.IEnumerable`1'), ... ). |
-| [System.Diagnostics.CodeAnalysis](System.Diagnostics.CodeAnalysis.md 'System.Diagnostics.CodeAnalysis') | |
-| [System.Runtime.CompilerServices](System.Runtime.CompilerServices.md 'System.Runtime.CompilerServices') | |
diff --git a/docs/netstandard2.0/index.md b/docs/netstandard2.0/index.md
index 909d085..466fbdf 100644
--- a/docs/netstandard2.0/index.md
+++ b/docs/netstandard2.0/index.md
@@ -9,7 +9,3 @@ to achieve optimized runtime performance with improved readability of the code.
| :--- | :--- |
| [DevFast.Net.Extensions.Etc](DevFast.Net.Extensions.Etc.md 'DevFast.Net.Extensions.Etc') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on disparate types (for e.g. [System.Threading.Tasks.Task](https://docs.microsoft.com/en-us/dotnet/api/System.Threading.Tasks.Task 'System.Threading.Tasks.Task'), [System.Func<>](https://docs.microsoft.com/en-us/dotnet/api/System.Func-1 'System.Func`1'), etc... ). |
| [DevFast.Net.Extensions.SystemTypes](DevFast.Net.Extensions.SystemTypes.md 'DevFast.Net.Extensions.SystemTypes') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on various system types (for e.g. [System.Array](https://docs.microsoft.com/en-us/dotnet/api/System.Array 'System.Array'), [System.Collections.Generic.IEnumerable<>](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerable-1 'System.Collections.Generic.IEnumerable`1'), ... ). |
-| [System](System.md 'System') | |
-| [System.Diagnostics.CodeAnalysis](System.Diagnostics.CodeAnalysis.md 'System.Diagnostics.CodeAnalysis') | |
-| [System.Runtime.CompilerServices](System.Runtime.CompilerServices.md 'System.Runtime.CompilerServices') | |
-| [System.Runtime.Versioning](System.Runtime.Versioning.md 'System.Runtime.Versioning') | |
diff --git a/docs/netstandard2.1/index.md b/docs/netstandard2.1/index.md
index 3f1a8bc..466fbdf 100644
--- a/docs/netstandard2.1/index.md
+++ b/docs/netstandard2.1/index.md
@@ -9,6 +9,3 @@ to achieve optimized runtime performance with improved readability of the code.
| :--- | :--- |
| [DevFast.Net.Extensions.Etc](DevFast.Net.Extensions.Etc.md 'DevFast.Net.Extensions.Etc') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on disparate types (for e.g. [System.Threading.Tasks.Task](https://docs.microsoft.com/en-us/dotnet/api/System.Threading.Tasks.Task 'System.Threading.Tasks.Task'), [System.Func<>](https://docs.microsoft.com/en-us/dotnet/api/System.Func-1 'System.Func`1'), etc... ). |
| [DevFast.Net.Extensions.SystemTypes](DevFast.Net.Extensions.SystemTypes.md 'DevFast.Net.Extensions.SystemTypes') | Under this [namespace](https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace 'https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/namespace') we have collected several extension methods on various system types (for e.g. [System.Array](https://docs.microsoft.com/en-us/dotnet/api/System.Array 'System.Array'), [System.Collections.Generic.IEnumerable<>](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerable-1 'System.Collections.Generic.IEnumerable`1'), ... ). |
-| [System.Diagnostics.CodeAnalysis](System.Diagnostics.CodeAnalysis.md 'System.Diagnostics.CodeAnalysis') | |
-| [System.Runtime.CompilerServices](System.Runtime.CompilerServices.md 'System.Runtime.CompilerServices') | |
-| [System.Runtime.Versioning](System.Runtime.Versioning.md 'System.Runtime.Versioning') | |
diff --git a/src/DevFast.Net.Extensions/DevFast.Net.Extensions.csproj b/src/DevFast.Net.Extensions/DevFast.Net.Extensions.csproj
index f209618..d1d773e 100644
--- a/src/DevFast.Net.Extensions/DevFast.Net.Extensions.csproj
+++ b/src/DevFast.Net.Extensions/DevFast.Net.Extensions.csproj
@@ -13,6 +13,7 @@