diff --git a/BotSharp.Channel.FacebookMessenger/BotSharp.Channel.FacebookMessenger.csproj b/BotSharp.Channel.FacebookMessenger/BotSharp.Channel.FacebookMessenger.csproj
index 0d628ef2..f67b33ee 100644
--- a/BotSharp.Channel.FacebookMessenger/BotSharp.Channel.FacebookMessenger.csproj
+++ b/BotSharp.Channel.FacebookMessenger/BotSharp.Channel.FacebookMessenger.csproj
@@ -13,7 +13,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\BotSharp.Platform.Articulate\BotSharp.Platform.Articulate.csproj" />
     <ProjectReference Include="..\BotSharp.Platform.Dialogflow\BotSharp.Platform.Dialogflow.csproj" />
+    <ProjectReference Include="..\BotSharp.Platform.OwnThink\BotSharp.Platform.OwnThink.csproj" />
     <ProjectReference Include="..\BotSharp.Platform.Rasa\BotSharp.Platform.Rasa.csproj" />
   </ItemGroup>
 
diff --git a/BotSharp.Channel.Weixin/BotSharp.Channel.Weixin.csproj b/BotSharp.Channel.Weixin/BotSharp.Channel.Weixin.csproj
index ea59fc9a..e74df3f9 100644
--- a/BotSharp.Channel.Weixin/BotSharp.Channel.Weixin.csproj
+++ b/BotSharp.Channel.Weixin/BotSharp.Channel.Weixin.csproj
@@ -24,7 +24,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\BotSharp.Platform.Articulate\BotSharp.Platform.Articulate.csproj" />
     <ProjectReference Include="..\BotSharp.Platform.Dialogflow\BotSharp.Platform.Dialogflow.csproj" />
+    <ProjectReference Include="..\BotSharp.Platform.OwnThink\BotSharp.Platform.OwnThink.csproj" />
     <ProjectReference Include="..\BotSharp.Platform.Rasa\BotSharp.Platform.Rasa.csproj" />
   </ItemGroup>
 
diff --git a/BotSharp.Channel.Weixin/Controllers/WeixinAsyncController.cs b/BotSharp.Channel.Weixin/Controllers/WeixinAsyncController.cs
index c099255c..65e8a44b 100644
--- a/BotSharp.Channel.Weixin/Controllers/WeixinAsyncController.cs
+++ b/BotSharp.Channel.Weixin/Controllers/WeixinAsyncController.cs
@@ -1,5 +1,5 @@
 using BotSharp.Channel.Weixin.Models;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Dialogflow.Models;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Configuration;
diff --git a/BotSharp.Channel.Weixin/Models/CustomMessageHandler.cs b/BotSharp.Channel.Weixin/Models/CustomMessageHandler.cs
index 285ce0f2..e67f7dd1 100644
--- a/BotSharp.Channel.Weixin/Models/CustomMessageHandler.cs
+++ b/BotSharp.Channel.Weixin/Models/CustomMessageHandler.cs
@@ -30,7 +30,7 @@ using Senparc.NeuChar.Entities;
 using Senparc.Weixin;
 using Senparc.Weixin.MP;
 using BotSharp.Platform.Models.AiRequest;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Dialogflow.Models;
 using Microsoft.Extensions.Configuration;
 
diff --git a/BotSharp.Channel.Weixin/ModuleInjector.cs b/BotSharp.Channel.Weixin/ModuleInjector.cs
index e987a784..28ddb27a 100644
--- a/BotSharp.Channel.Weixin/ModuleInjector.cs
+++ b/BotSharp.Channel.Weixin/ModuleInjector.cs
@@ -1,14 +1,10 @@
 using BotSharp.Core.Modules;
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Models;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
-using Senparc.CO2NET;
 using Senparc.CO2NET.RegisterServices;
 using Senparc.Weixin.RegisterServices;
-using System;
 
 namespace BotSharp.Channel.Weixin
 {
diff --git a/BotSharp.Core.UnitTest/Performance/Spotify.cs b/BotSharp.Core.UnitTest/Performance/Spotify.cs
index 7e86bbb8..60142971 100644
--- a/BotSharp.Core.UnitTest/Performance/Spotify.cs
+++ b/BotSharp.Core.UnitTest/Performance/Spotify.cs
@@ -1,5 +1,5 @@
 using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System;
diff --git a/BotSharp.Core/Abstractions/IAgentImporter.cs b/BotSharp.Core/Abstractions/IAgentImporter.cs
index b7e6ddb1..906fa760 100644
--- a/BotSharp.Core/Abstractions/IAgentImporter.cs
+++ b/BotSharp.Core/Abstractions/IAgentImporter.cs
@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     public interface IAgentImporter<TAgent>
     {
diff --git a/BotSharp.Core/Abstractions/IAgentStorage.cs b/BotSharp.Core/Abstractions/IAgentStorage.cs
index 94b0e769..3b9cacb8 100644
--- a/BotSharp.Core/Abstractions/IAgentStorage.cs
+++ b/BotSharp.Core/Abstractions/IAgentStorage.cs
@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     /// <summary>
     /// Agent could be persisted in any kind of storage.
diff --git a/BotSharp.Core/Abstractions/IAgentStorageFactory.cs b/BotSharp.Core/Abstractions/IAgentStorageFactory.cs
index d8995a58..d4f176eb 100644
--- a/BotSharp.Core/Abstractions/IAgentStorageFactory.cs
+++ b/BotSharp.Core/Abstractions/IAgentStorageFactory.cs
@@ -1,8 +1,7 @@
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Models;
+using BotSharp.Platform.Models;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     public interface IAgentStorageFactory<TAgent> where TAgent : AgentBase
     {
diff --git a/BotSharp.Core/Abstractions/IBotEngine.cs b/BotSharp.Core/Abstractions/IBotEngine.cs
index f3a56022..a99b4ac4 100644
--- a/BotSharp.Core/Abstractions/IBotEngine.cs
+++ b/BotSharp.Core/Abstractions/IBotEngine.cs
@@ -3,7 +3,7 @@ using BotSharp.Platform.Models.AiRequest;
 using BotSharp.Platform.Models.AiResponse;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     /// <summary>
     /// BotEngine is the NLU of bot platform
diff --git a/BotSharp.Core/Abstractions/IContextStorage.cs b/BotSharp.Core/Abstractions/IContextStorage.cs
index aaeada1d..50d9fa14 100644
--- a/BotSharp.Core/Abstractions/IContextStorage.cs
+++ b/BotSharp.Core/Abstractions/IContextStorage.cs
@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     public interface IContextStorage<T>
     {
diff --git a/BotSharp.Core/Abstractions/IContextStorageFactory.cs b/BotSharp.Core/Abstractions/IContextStorageFactory.cs
index 00b12f12..1cf10cc4 100644
--- a/BotSharp.Core/Abstractions/IContextStorageFactory.cs
+++ b/BotSharp.Core/Abstractions/IContextStorageFactory.cs
@@ -1,8 +1,6 @@
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Models;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     public interface IContextStorageFactory<T>
     {
diff --git a/BotSharp.Core/Abstractions/IPlatformBuilder.cs b/BotSharp.Core/Abstractions/IPlatformBuilder.cs
index 9d59cba3..991fc239 100644
--- a/BotSharp.Core/Abstractions/IPlatformBuilder.cs
+++ b/BotSharp.Core/Abstractions/IPlatformBuilder.cs
@@ -4,7 +4,7 @@ using BotSharp.Platform.Models.AiResponse;
 using BotSharp.Platform.Models.MachineLearning;
 using System.Threading.Tasks;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     /// <summary>
     /// Platform abstraction
diff --git a/BotSharp.Core/Abstractions/IPlatformSettings.cs b/BotSharp.Core/Abstractions/IPlatformSettings.cs
index bf476835..71059dc5 100644
--- a/BotSharp.Core/Abstractions/IPlatformSettings.cs
+++ b/BotSharp.Core/Abstractions/IPlatformSettings.cs
@@ -2,7 +2,7 @@
 using System.Collections.Generic;
 using System.Text;
 
-namespace BotSharp.Platform.Abstraction
+namespace BotSharp.Platform.Abstractions
 {
     public interface IPlatformSettings
     {
diff --git a/BotSharp.Core/AgentStorage/AgentStorageFactory.cs b/BotSharp.Core/AgentStorage/AgentStorageFactory.cs
index 47abaa59..dea8f598 100644
--- a/BotSharp.Core/AgentStorage/AgentStorageFactory.cs
+++ b/BotSharp.Core/AgentStorage/AgentStorageFactory.cs
@@ -1,5 +1,4 @@
-using BotSharp.Core;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using System;
 using System.Collections.Generic;
diff --git a/BotSharp.Core/AgentStorage/AgentStorageInFile.cs b/BotSharp.Core/AgentStorage/AgentStorageInFile.cs
index 90ba5b41..cf6f1e00 100644
--- a/BotSharp.Core/AgentStorage/AgentStorageInFile.cs
+++ b/BotSharp.Core/AgentStorage/AgentStorageInFile.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using CSRedis;
 using Microsoft.Extensions.Configuration;
diff --git a/BotSharp.Core/AgentStorage/AgentStorageInMemory.cs b/BotSharp.Core/AgentStorage/AgentStorageInMemory.cs
index 068032e5..0ead92e0 100644
--- a/BotSharp.Core/AgentStorage/AgentStorageInMemory.cs
+++ b/BotSharp.Core/AgentStorage/AgentStorageInMemory.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using System;
 using System.Collections.Generic;
diff --git a/BotSharp.Core/AgentStorage/AgentStorageInRedis.cs b/BotSharp.Core/AgentStorage/AgentStorageInRedis.cs
index 911a763a..8bc5a73e 100644
--- a/BotSharp.Core/AgentStorage/AgentStorageInRedis.cs
+++ b/BotSharp.Core/AgentStorage/AgentStorageInRedis.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using CSRedis;
 using Microsoft.Extensions.Configuration;
diff --git a/BotSharp.Core/AgentStorage/AgentStorageServiceRegister.cs b/BotSharp.Core/AgentStorage/AgentStorageServiceRegister.cs
index 3c8f30c7..f366d1af 100644
--- a/BotSharp.Core/AgentStorage/AgentStorageServiceRegister.cs
+++ b/BotSharp.Core/AgentStorage/AgentStorageServiceRegister.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
diff --git a/BotSharp.Core/BotSharp.Core.csproj b/BotSharp.Core/BotSharp.Core.csproj
index a250ecdd..46016a8a 100644
--- a/BotSharp.Core/BotSharp.Core.csproj
+++ b/BotSharp.Core/BotSharp.Core.csproj
@@ -6,7 +6,7 @@
     <SccAuxPath>SAK</SccAuxPath>
     <SccLocalPath>SAK</SccLocalPath>
     <Platforms>AnyCPU;x64</Platforms>
-    <Configurations>Debug;Release;DIALOGFLOW;RASA;ARTICULATE</Configurations>
+    <Configurations>Debug;Release;</Configurations>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -34,60 +34,43 @@ If you feel that this project is helpful to you, please Star on the project, we
     <DefineConstants>TRACE;DEBUG</DefineConstants>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='RASA|AnyCPU'">
-    <DefineConstants>TRACE;DEBUG;RASA</DefineConstants>
-    <OutputPath>bin\RASA</OutputPath>
-  </PropertyGroup>
-
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <DefineConstants>TRACE;</DefineConstants>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='DIALOGFLOW|AnyCPU'">
-    <DefineConstants>DEBUG;TRACE;DIALOGFLOW;NETSTANDARD;NETSTANDARD2_0</DefineConstants>
-    <Optimize>false</Optimize>
-  </PropertyGroup>
-
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ARTICULATE|AnyCPU'">
-    <DefineConstants>DEBUG;TRACE;ARTICULATE</DefineConstants>
-    <Optimize>false</Optimize>
-  </PropertyGroup>
-
   <ItemGroup>
+    <Compile Remove="Accounts\**" />
     <Compile Remove="Engines\NERs\**" />
     <Compile Remove="Engines\QuickQA\**" />
-    <Compile Remove="Engines\Rasa\**" />
     <Compile Remove="Engines\Sebis\**" />
     <Compile Remove="Engines\SpaCy\**" />
+    <EmbeddedResource Remove="Accounts\**" />
     <EmbeddedResource Remove="Engines\NERs\**" />
     <EmbeddedResource Remove="Engines\QuickQA\**" />
-    <EmbeddedResource Remove="Engines\Rasa\**" />
     <EmbeddedResource Remove="Engines\Sebis\**" />
     <EmbeddedResource Remove="Engines\SpaCy\**" />
+    <None Remove="Accounts\**" />
     <None Remove="Engines\NERs\**" />
     <None Remove="Engines\QuickQA\**" />
-    <None Remove="Engines\Rasa\**" />
     <None Remove="Engines\Sebis\**" />
     <None Remove="Engines\SpaCy\**" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Compile Remove="CoreController.cs" />
+  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="CherubNLP" Version="0.2.0" />
     <PackageReference Include="Colorful.Console" Version="1.2.9" />
-    <PackageReference Include="CSRedisCore" Version="3.0.41" />
+    <PackageReference Include="CSRedisCore" Version="3.0.45" />
     <PackageReference Include="DotNetToolkit" Version="1.7.0" />
-    <PackageReference Include="EntityFrameworkCore.BootKit" Version="1.11.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Cryptography.KeyDerivation" Version="2.2.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Core" Version="2.2.2" />
+    <PackageReference Include="EntityFrameworkCore.BootKit" Version="1.12.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="2.2.0" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
-    <PackageReference Include="NumSharp" Version="0.7.4" />
+    <PackageReference Include="NumSharp" Version="0.8.0" />
     <PackageReference Include="System.Runtime.Loader" Version="4.3.0" />
     <PackageReference Include="TensorFlow.NET" Version="0.4.2" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="Engines\OwnThink\" />
-  </ItemGroup>
-
 </Project>
diff --git a/BotSharp.Core/ContextStorage/ContextStorageFactory.cs b/BotSharp.Core/ContextStorage/ContextStorageFactory.cs
index 2bc8bc3d..fa56b4f3 100644
--- a/BotSharp.Core/ContextStorage/ContextStorageFactory.cs
+++ b/BotSharp.Core/ContextStorage/ContextStorageFactory.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using System;
 using System.Collections.Generic;
 using System.Text;
diff --git a/BotSharp.Core/ContextStorage/ContextStorageInFile.cs b/BotSharp.Core/ContextStorage/ContextStorageInFile.cs
index 313415c3..b57a427d 100644
--- a/BotSharp.Core/ContextStorage/ContextStorageInFile.cs
+++ b/BotSharp.Core/ContextStorage/ContextStorageInFile.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using Microsoft.Extensions.Configuration;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Serialization;
diff --git a/BotSharp.Core/ContextStorage/ContextStorageServiceRegister.cs b/BotSharp.Core/ContextStorage/ContextStorageServiceRegister.cs
index 61ea90ce..6b6350e6 100644
--- a/BotSharp.Core/ContextStorage/ContextStorageServiceRegister.cs
+++ b/BotSharp.Core/ContextStorage/ContextStorageServiceRegister.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using Microsoft.Extensions.DependencyInjection;
 using System;
 using System.Collections.Generic;
diff --git a/BotSharp.Core/Engines/BotSharp/BotSharpNLU.cs b/BotSharp.Core/Engines/BotSharp/BotSharpNLU.cs
index 114d0b02..e7e7f04b 100644
--- a/BotSharp.Core/Engines/BotSharp/BotSharpNLU.cs
+++ b/BotSharp.Core/Engines/BotSharp/BotSharpNLU.cs
@@ -2,7 +2,7 @@
 using System.Collections.Generic;
 using System.Text;
 using System.Threading.Tasks;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 
 namespace BotSharp.Core.Engines.BotSharp
diff --git a/BotSharp.Core/Engines/BotTrainer.cs b/BotSharp.Core/Engines/BotTrainer.cs
index 9124c1f2..8b7690df 100644
--- a/BotSharp.Core/Engines/BotTrainer.cs
+++ b/BotSharp.Core/Engines/BotTrainer.cs
@@ -6,7 +6,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using BotSharp.Core.Abstractions;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.MachineLearning;
 using DotNetToolkit;
diff --git a/BotSharp.Core/PlatformBuilderBase.cs b/BotSharp.Core/PlatformBuilderBase.cs
index c59c4a61..a1a8ab29 100644
--- a/BotSharp.Core/PlatformBuilderBase.cs
+++ b/BotSharp.Core/PlatformBuilderBase.cs
@@ -1,5 +1,5 @@
 using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.AiRequest;
 using BotSharp.Platform.Models.AiResponse;
diff --git a/BotSharp.Core/PlatformConfigServiceRegister.cs b/BotSharp.Core/PlatformConfigServiceRegister.cs
index 6535eb11..fed71fc2 100644
--- a/BotSharp.Core/PlatformConfigServiceRegister.cs
+++ b/BotSharp.Core/PlatformConfigServiceRegister.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using Colorful;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/BotSharp.Core/PlatformSettingsBase.cs b/BotSharp.Core/PlatformSettingsBase.cs
index 2d7ceb32..7560afa8 100644
--- a/BotSharp.Core/PlatformSettingsBase.cs
+++ b/BotSharp.Core/PlatformSettingsBase.cs
@@ -1,4 +1,4 @@
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Options;
 using System;
diff --git a/BotSharp.Platform.Articulate/ArticulateAi.cs b/BotSharp.Platform.Articulate/ArticulateAi.cs
index 1dac33f8..65e765ca 100644
--- a/BotSharp.Platform.Articulate/ArticulateAi.cs
+++ b/BotSharp.Platform.Articulate/ArticulateAi.cs
@@ -1,6 +1,6 @@
 using BotSharp.Core;
 using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Articulate.Models;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.AiRequest;
diff --git a/BotSharp.Platform.Articulate/Controllers/AgentController.cs b/BotSharp.Platform.Articulate/Controllers/AgentController.cs
index d6bc5f5a..0e81b40a 100644
--- a/BotSharp.Platform.Articulate/Controllers/AgentController.cs
+++ b/BotSharp.Platform.Articulate/Controllers/AgentController.cs
@@ -1,9 +1,5 @@
-using BotSharp.Core;
-using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Articulate.Models;
+using BotSharp.Platform.Articulate.Models;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Configuration;
 using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
diff --git a/BotSharp.Platform.Articulate/Models/EntityModel.cs b/BotSharp.Platform.Articulate/Models/EntityModel.cs
index 417ae540..531508a7 100644
--- a/BotSharp.Platform.Articulate/Models/EntityModel.cs
+++ b/BotSharp.Platform.Articulate/Models/EntityModel.cs
@@ -1,5 +1,4 @@
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Models;
+using BotSharp.Platform.Models;
 using System;
 using System.Collections.Generic;
 using System.Text;
diff --git a/BotSharp.Platform.Articulate/ModuleInjector.cs b/BotSharp.Platform.Articulate/ModuleInjector.cs
index fe149927..61f78737 100644
--- a/BotSharp.Platform.Articulate/ModuleInjector.cs
+++ b/BotSharp.Platform.Articulate/ModuleInjector.cs
@@ -1,7 +1,6 @@
 using BotSharp.Core;
 using BotSharp.Core.AgentStorage;
 using BotSharp.Core.Modules;
-using BotSharp.Platform.Abstraction;
 using BotSharp.Platform.Articulate.Models;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
diff --git a/BotSharp.Platform.Dialogflow/AgentImporterInDialogflow.cs b/BotSharp.Platform.Dialogflow/AgentImporterInDialogflow.cs
index 972a0f4f..faf69703 100644
--- a/BotSharp.Platform.Dialogflow/AgentImporterInDialogflow.cs
+++ b/BotSharp.Platform.Dialogflow/AgentImporterInDialogflow.cs
@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Text;
-using BotSharp.Platform.Abstraction;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.AiResponse;
 using BotSharp.Platform.Models.Intents;
@@ -13,6 +12,7 @@ using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using BotSharp.Platform.Dialogflow.Models;
 using System.Threading.Tasks;
+using BotSharp.Platform.Abstractions;
 
 namespace BotSharp.Platform.Dialogflow
 {
diff --git a/BotSharp.Platform.Dialogflow/Controllers/TrainController.cs b/BotSharp.Platform.Dialogflow/Controllers/TrainController.cs
index b6cbe5f3..347aacb4 100644
--- a/BotSharp.Platform.Dialogflow/Controllers/TrainController.cs
+++ b/BotSharp.Platform.Dialogflow/Controllers/TrainController.cs
@@ -1,20 +1,13 @@
-using BotSharp.Core.Engines;
-using BotSharp.Platform.Models;
+using BotSharp.Platform.Models;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Configuration;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
-using Newtonsoft.Json.Serialization;
 using BotSharp.Platform.Dialogflow.Models;
 using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Text;
-using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using BotSharp.Platform.Models.MachineLearning;
-using BotSharp.Platform.Abstraction;
 
 namespace BotSharp.Platform.Dialogflow.Controllers
 {
diff --git a/BotSharp.Platform.Dialogflow/DialogflowAi.cs b/BotSharp.Platform.Dialogflow/DialogflowAi.cs
index 63339f5d..5659e708 100644
--- a/BotSharp.Platform.Dialogflow/DialogflowAi.cs
+++ b/BotSharp.Platform.Dialogflow/DialogflowAi.cs
@@ -4,7 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using BotSharp.Core;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using DotNetToolkit;
 using BotSharp.Platform.Dialogflow.Models;
@@ -27,7 +27,7 @@ namespace BotSharp.Platform.Dialogflow
         IConfiguration config;
 
         public DialogflowAi(IAgentStorageFactory<TAgent> agentStorageFactory, IContextStorageFactory<AIContext> contextStorageFactory, IPlatformSettings settings, IConfiguration config)
-            :base(agentStorageFactory, contextStorageFactory, settings)
+            : base(agentStorageFactory, contextStorageFactory, settings)
         {
             this.config = config;
         }
diff --git a/BotSharp.Platform.Dialogflow/Models/EntityModel.cs b/BotSharp.Platform.Dialogflow/Models/EntityModel.cs
index 56840daa..dea870ad 100644
--- a/BotSharp.Platform.Dialogflow/Models/EntityModel.cs
+++ b/BotSharp.Platform.Dialogflow/Models/EntityModel.cs
@@ -1,5 +1,4 @@
-using BotSharp.Platform.Abstraction;
-using BotSharp.Platform.Models;
+using BotSharp.Platform.Models;
 using System;
 using System.Collections.Generic;
 using System.Text;
diff --git a/BotSharp.Platform.Dialogflow/ModuleInjector.cs b/BotSharp.Platform.Dialogflow/ModuleInjector.cs
index 87e53e78..cfa36689 100644
--- a/BotSharp.Platform.Dialogflow/ModuleInjector.cs
+++ b/BotSharp.Platform.Dialogflow/ModuleInjector.cs
@@ -2,7 +2,7 @@
 using BotSharp.Core.AgentStorage;
 using BotSharp.Core.ContextStorage;
 using BotSharp.Core.Modules;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Dialogflow.Models;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.Contexts;
diff --git a/BotSharp.Platform.OwnThink/ModuleInjector.cs b/BotSharp.Platform.OwnThink/ModuleInjector.cs
index c4071abc..c67daa34 100644
--- a/BotSharp.Platform.OwnThink/ModuleInjector.cs
+++ b/BotSharp.Platform.OwnThink/ModuleInjector.cs
@@ -2,7 +2,7 @@
 using BotSharp.Core.AgentStorage;
 using BotSharp.Core.ContextStorage;
 using BotSharp.Core.Modules;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.OwnThink.Models;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.Contexts;
diff --git a/BotSharp.Platform.OwnThink/OwnThinkAi.cs b/BotSharp.Platform.OwnThink/OwnThinkAi.cs
index 0ecaf42d..ff660e27 100644
--- a/BotSharp.Platform.OwnThink/OwnThinkAi.cs
+++ b/BotSharp.Platform.OwnThink/OwnThinkAi.cs
@@ -4,7 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using BotSharp.Core;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using DotNetToolkit;
 using BotSharp.Platform.OwnThink.Models;
diff --git a/BotSharp.Platform.Rasa/AgentImporterInRasa.cs b/BotSharp.Platform.Rasa/AgentImporterInRasa.cs
index 13c1739c..b0f805bd 100644
--- a/BotSharp.Platform.Rasa/AgentImporterInRasa.cs
+++ b/BotSharp.Platform.Rasa/AgentImporterInRasa.cs
@@ -4,7 +4,7 @@ using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.Intents;
 using BotSharp.Platform.Rasa.Models;
diff --git a/BotSharp.Platform.Rasa/Controllers/TrainController.cs b/BotSharp.Platform.Rasa/Controllers/TrainController.cs
index 7e49b8d4..66671609 100644
--- a/BotSharp.Platform.Rasa/Controllers/TrainController.cs
+++ b/BotSharp.Platform.Rasa/Controllers/TrainController.cs
@@ -1,5 +1,5 @@
 using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.MachineLearning;
 using BotSharp.Platform.Rasa.Models;
diff --git a/BotSharp.Platform.Rasa/RasaAi.cs b/BotSharp.Platform.Rasa/RasaAi.cs
index 4210d6f5..2bcbb4ad 100644
--- a/BotSharp.Platform.Rasa/RasaAi.cs
+++ b/BotSharp.Platform.Rasa/RasaAi.cs
@@ -1,6 +1,6 @@
 using BotSharp.Core;
 using BotSharp.Core.Engines;
-using BotSharp.Platform.Abstraction;
+using BotSharp.Platform.Abstractions;
 using BotSharp.Platform.Models;
 using BotSharp.Platform.Models.AiRequest;
 using BotSharp.Platform.Models.AiResponse;
diff --git a/BotSharp.WebHost/BotSharp.WebHost.csproj b/BotSharp.WebHost/BotSharp.WebHost.csproj
index a8555d62..13a34676 100644
--- a/BotSharp.WebHost/BotSharp.WebHost.csproj
+++ b/BotSharp.WebHost/BotSharp.WebHost.csproj
@@ -90,10 +90,6 @@
   <ItemGroup>
     <ProjectReference Include="..\BotSharp.Channel.FacebookMessenger\BotSharp.Channel.FacebookMessenger.csproj" />
     <ProjectReference Include="..\BotSharp.Channel.Weixin\BotSharp.Channel.Weixin.csproj" />
-    <ProjectReference Include="..\BotSharp.Platform.Articulate\BotSharp.Platform.Articulate.csproj" />
-    <ProjectReference Include="..\BotSharp.Platform.Dialogflow\BotSharp.Platform.Dialogflow.csproj" />
-    <ProjectReference Include="..\BotSharp.Platform.OwnThink\BotSharp.Platform.OwnThink.csproj" />
-    <ProjectReference Include="..\BotSharp.Platform.Rasa\BotSharp.Platform.Rasa.csproj" />
   </ItemGroup>
 
   <ItemGroup>