diff --git a/CHANGES.md b/CHANGES.md
index 72c7eb8..8fffab6 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,13 @@
 # Apache Thrift Changelog
 
+## 0.14.0
+
+### Breaking Changes
+
+- [THRIFT-4990](https://issues.apache.org/jira/browse/THRIFT-4990) - Upgrade to .NET Core 3.0
+- [THRIFT-4981](https://issues.apache.org/jira/browse/THRIFT-4981) - Remove deprecated netcore bindings from the code base
+
+
 ## 0.13.0
 
 ### New Languages
diff --git a/build/docker/README.md b/build/docker/README.md
index 08c1372..e33c4e0 100644
--- a/build/docker/README.md
+++ b/build/docker/README.md
@@ -177,7 +177,7 @@
 | d         | 2.075.1       | 2.087.0       |       |
 | dart      | 2.0.0         | 2.4.0         |       |
 | delphi    |               |               | Not in CI |
-| dotnet    | 2.1.503       | 2.2.300       |       |
+| dotnet    | 3.0           | 3.0           |       |
 | erlang    | 18.3          | 22.0          |       |
 | go        | 1.10.8        | 1.12.6        |       |
 | haskell   | 7.10.3        | 8.0.2         |       |
diff --git a/build/docker/ubuntu-bionic/Dockerfile b/build/docker/ubuntu-bionic/Dockerfile
index 5f9833f..d38901f 100644
--- a/build/docker/ubuntu-bionic/Dockerfile
+++ b/build/docker/ubuntu-bionic/Dockerfile
@@ -130,7 +130,7 @@
 
 RUN apt-get install -y --no-install-recommends \
 `# dotnet core dependencies` \
-      dotnet-sdk-2.2
+      dotnet-sdk-3.0
 
 RUN apt-get install -y --no-install-recommends \
 `# Erlang dependencies` \
diff --git a/build/docker/ubuntu-disco/Dockerfile b/build/docker/ubuntu-disco/Dockerfile
index b017c4e..b63fd58 100644
--- a/build/docker/ubuntu-disco/Dockerfile
+++ b/build/docker/ubuntu-disco/Dockerfile
@@ -130,7 +130,7 @@
 
 RUN apt-get install -y --no-install-recommends \
 `# dotnet core dependencies` \
-      dotnet-sdk-2.2
+      dotnet-sdk-3.0
 
 RUN apt-get install -y --no-install-recommends \
 `# Erlang dependencies` \
diff --git a/build/docker/ubuntu-xenial/Dockerfile b/build/docker/ubuntu-xenial/Dockerfile
index 8dc6497..714a80d 100644
--- a/build/docker/ubuntu-xenial/Dockerfile
+++ b/build/docker/ubuntu-xenial/Dockerfile
@@ -127,7 +127,7 @@
 
 RUN apt-get install -y --no-install-recommends \
 `# dotnet core dependencies` \
-      dotnet-sdk-2.1
+      dotnet-sdk-3.0
 
 RUN apt-get install -y --no-install-recommends \
 `# Erlang dependencies` \
diff --git a/configure.ac b/configure.ac
index d5d7ecb..f11ab13 100755
--- a/configure.ac
+++ b/configure.ac
@@ -505,7 +505,7 @@
 if test "$with_netstd" = "yes";  then
   AC_PATH_PROG([DOTNETCORE], [dotnet])
   if [[ -x "$DOTNETCORE" ]] ; then
-    AX_PROG_DOTNETCORE_VERSION( [2.0.0], have_netstd="yes", have_netstd="no")
+    AX_PROG_DOTNETCORE_VERSION( [3.0.0], have_netstd="yes", have_netstd="no")
   fi
 fi
 AM_CONDITIONAL(WITH_DOTNET, [test "$have_netstd" = "yes"])
diff --git a/lib/netstd/README.md b/lib/netstd/README.md
index 88ba73a..74f5ed8 100644
--- a/lib/netstd/README.md
+++ b/lib/netstd/README.md
@@ -11,7 +11,7 @@
 - Build with scripts
 
 ## How to build on Unix/Linux
-- Ensure you have .NET SDK >= 2.0 installed, or use the [Ubuntu docker image](../../build/docker/README.md)
+- Ensure you have .NET Core SDK 3.0 installed, or use the [Ubuntu docker image](../../build/docker/README.md)
 - Follow common automake build practice: `./ bootstrap && ./ configure && make`
 
 ## Known issues
diff --git a/lib/netstd/Tests/Thrift.IntegrationTests/Thrift.IntegrationTests.csproj b/lib/netstd/Tests/Thrift.IntegrationTests/Thrift.IntegrationTests.csproj
index 381d8aa..c3cdc11 100644
--- a/lib/netstd/Tests/Thrift.IntegrationTests/Thrift.IntegrationTests.csproj
+++ b/lib/netstd/Tests/Thrift.IntegrationTests/Thrift.IntegrationTests.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Thrift.IntegrationTests</AssemblyName>
     <PackageId>Thrift.IntegrationTests</PackageId>
     <OutputType>Exe</OutputType>
diff --git a/lib/netstd/Tests/Thrift.PublicInterfaces.Compile.Tests/Thrift.PublicInterfaces.Compile.Tests.csproj b/lib/netstd/Tests/Thrift.PublicInterfaces.Compile.Tests/Thrift.PublicInterfaces.Compile.Tests.csproj
index 58f61a2..498191f 100644
--- a/lib/netstd/Tests/Thrift.PublicInterfaces.Compile.Tests/Thrift.PublicInterfaces.Compile.Tests.csproj
+++ b/lib/netstd/Tests/Thrift.PublicInterfaces.Compile.Tests/Thrift.PublicInterfaces.Compile.Tests.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Thrift.PublicInterfaces.Compile.Tests</AssemblyName>
     <PackageId>Thrift.PublicInterfaces.Compile.Tests</PackageId>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
diff --git a/lib/netstd/Tests/Thrift.Tests/Thrift.Tests.csproj b/lib/netstd/Tests/Thrift.Tests/Thrift.Tests.csproj
index 434424d..b060182 100644
--- a/lib/netstd/Tests/Thrift.Tests/Thrift.Tests.csproj
+++ b/lib/netstd/Tests/Thrift.Tests/Thrift.Tests.csproj
@@ -18,7 +18,7 @@
     under the License.
   -->
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.58.0" />
diff --git a/lib/netstd/Thrift/Thrift.csproj b/lib/netstd/Thrift/Thrift.csproj
index 5d8a9c3..783b9e9 100644
--- a/lib/netstd/Thrift/Thrift.csproj
+++ b/lib/netstd/Thrift/Thrift.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <AssemblyName>Thrift</AssemblyName>
     <PackageId>Thrift</PackageId>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
diff --git a/test/netstd/Client/Client.csproj b/test/netstd/Client/Client.csproj
index ed30c30..c406f17 100644
--- a/test/netstd/Client/Client.csproj
+++ b/test/netstd/Client/Client.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Client</AssemblyName>
     <PackageId>Client</PackageId>
     <OutputType>Exe</OutputType>
diff --git a/test/netstd/Client/Program.cs b/test/netstd/Client/Program.cs
index 62933e6..8dbff1a 100644
--- a/test/netstd/Client/Program.cs
+++ b/test/netstd/Client/Program.cs
@@ -47,24 +47,24 @@
             switch(firstArg)
             {
                 case "client":
-                    return TestClient.Execute(subArgs);
-                case "performance":
+                    Console.WriteLine("The 'client' argument is no longer required.");
+                    PrintHelp();
+                    return -1;
+                case "--performance-test":
                     return Tests.PerformanceTests.Execute();
                 case "--help":
                     PrintHelp();
                     return 0;
                 default:
-                    Console.WriteLine("Invalid argument: {0}", firstArg);
-                    PrintHelp();
-                    return -1;
+                    return TestClient.Execute(subArgs);
             }
         }
 
         private static void PrintHelp()
         {
             Console.WriteLine("Usage:");
-            Console.WriteLine("  Client  client  [options]");
-            Console.WriteLine("  Client  performance");
+            Console.WriteLine("  Client  [options]");
+            Console.WriteLine("  Client  --performance-test");
             Console.WriteLine("  Client  --help");
             Console.WriteLine("");
 
diff --git a/test/netstd/README.md b/test/netstd/README.md
index ed728d1..8350728 100644
--- a/test/netstd/README.md
+++ b/test/netstd/README.md
@@ -1,12 +1,12 @@
 # Apache Thrift net-core-lib tests
 
-Tests for Thrift client library ported to Microsoft .Net Core 
+Tests for Thrift client library ported to Microsoft .NET Core 
 
 # Content
 - ThriftTest - tests for Thrift library 
 
 # Reused components 
-- NET Core Standard 1.6 (SDK 2.0.0)
+- NET Core SDK 3.0
 
 # How to build on Windows
 - Get Thrift IDL compiler executable, add to some folder and add path to this folder into PATH variable
@@ -15,6 +15,6 @@
 - Build with scripts
 
 # How to build on Unix
-- Ensure you have .NET Core 2.0.0 SDK installed or use the Ubuntu Xenial docker image
+- Ensure you have .NET Core 3.0 SDK installed or use the Ubuntu Xenial docker image
 - Follow common build practice for Thrift: bootstrap, configure, and make precross
 
diff --git a/test/netstd/Server/Program.cs b/test/netstd/Server/Program.cs
index 8bfa371..4525ab7 100644
--- a/test/netstd/Server/Program.cs
+++ b/test/netstd/Server/Program.cs
@@ -47,21 +47,21 @@
             switch(firstArg)
             {
                 case "server":
-                    return TestServer.Execute(subArgs);
+                    Console.WriteLine("The 'server' argument is no longer required.");
+                    PrintHelp();
+                    return -1;
                 case "--help":
                     PrintHelp();
                     return 0;
                 default:
-                    Console.WriteLine("Invalid argument: {0}", firstArg);
-                    PrintHelp();
-                    return -1;
+                    return TestServer.Execute(subArgs);
             }
         }
 
         private static void PrintHelp()
         {
             Console.WriteLine("Usage:");
-            Console.WriteLine("  Server  server  [options]'");
+            Console.WriteLine("  Server  [options]");
             Console.WriteLine("  Server  --help");
             Console.WriteLine("");
 
diff --git a/test/netstd/Server/Server.csproj b/test/netstd/Server/Server.csproj
index 44f46c9..4f2463c 100644
--- a/test/netstd/Server/Server.csproj
+++ b/test/netstd/Server/Server.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Server</AssemblyName>
     <PackageId>Server</PackageId>
     <OutputType>Exe</OutputType>
diff --git a/tutorial/netstd/Client/Client.csproj b/tutorial/netstd/Client/Client.csproj
index a1470a9..2abf53c 100644
--- a/tutorial/netstd/Client/Client.csproj
+++ b/tutorial/netstd/Client/Client.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Client</AssemblyName>
     <PackageId>Client</PackageId>
     <OutputType>Exe</OutputType>
diff --git a/tutorial/netstd/Interfaces/Interfaces.csproj b/tutorial/netstd/Interfaces/Interfaces.csproj
index 4ebeb4f..2d8a440 100644
--- a/tutorial/netstd/Interfaces/Interfaces.csproj
+++ b/tutorial/netstd/Interfaces/Interfaces.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard2.1</TargetFramework>
     <AssemblyName>Interfaces</AssemblyName>
     <PackageId>Interfaces</PackageId>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
diff --git a/tutorial/netstd/README.md b/tutorial/netstd/README.md
index b1dea4e..11fd541 100644
--- a/tutorial/netstd/README.md
+++ b/tutorial/netstd/README.md
@@ -1,11 +1,11 @@
 # Building of samples for different platforms 
 
 # Reused components 
-- NET Core Standard 2.0
-- NET Core App 2.0
+- NET Core Standard 3.0
+- NET Core App 3.0
 
 # How to build
-- Download and install the latest .NET Core SDK for your platform https://www.microsoft.com/net/core#windowsvs2015 (archive for SDK 1.0.0-preview2-003121 located by: https://github.com/dotnet/core/blob/master/release-notes/download-archive.md)
+- Download and install the latest .NET Core SDK for your platform https://dotnet.microsoft.com/download/dotnet-core
 - Ensure that you have thrift.exe which supports netstd lib and it added to PATH 
 - Go to current folder 
 - Run **build.sh** or **build.cmd** from the root of cloned repository
diff --git a/tutorial/netstd/Server/Program.cs b/tutorial/netstd/Server/Program.cs
index 25e7dae..e1dab01 100644
--- a/tutorial/netstd/Server/Program.cs
+++ b/tutorial/netstd/Server/Program.cs
@@ -346,7 +346,7 @@
 
             public class Startup
             {
-                public Startup(IHostingEnvironment env)
+                public Startup(IWebHostEnvironment env)
                 {
                     var builder = new ConfigurationBuilder()
                         .SetBasePath(env.ContentRootPath)
@@ -366,7 +366,7 @@
                 }
 
                 // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
-                public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
+                public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory loggerFactory)
                 {
                     app.UseMiddleware<THttpServerTransport>();
                 }
diff --git a/tutorial/netstd/Server/Server.csproj b/tutorial/netstd/Server/Server.csproj
index fbc2c03..454f332 100644
--- a/tutorial/netstd/Server/Server.csproj
+++ b/tutorial/netstd/Server/Server.csproj
@@ -19,7 +19,7 @@
   -->
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
     <AssemblyName>Server</AssemblyName>
     <PackageId>Server</PackageId>
     <OutputType>Exe</OutputType>