diff --git a/Library14Petrushin/Library14Petrushin.sln b/Library14Petrushin/Library14Petrushin.sln
index ad6a1c3..7d6f1d1 100644
--- a/Library14Petrushin/Library14Petrushin.sln
+++ b/Library14Petrushin/Library14Petrushin.sln
@@ -9,6 +9,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "View", "..\Laba3\View.cspro
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Data", "..\Models\Data.csproj", "{DC70937E-903F-4BAA-A774-80D01EC5B75A}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PluginsConventionLibrary", "..\PluginsConventionLibrary\PluginsConventionLibrary.csproj", "{3E1D3C18-6808-408F-B8C9-CD63F22E4A4A}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -27,6 +29,10 @@ Global
 		{DC70937E-903F-4BAA-A774-80D01EC5B75A}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{DC70937E-903F-4BAA-A774-80D01EC5B75A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{DC70937E-903F-4BAA-A774-80D01EC5B75A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3E1D3C18-6808-408F-B8C9-CD63F22E4A4A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3E1D3C18-6808-408F-B8C9-CD63F22E4A4A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3E1D3C18-6808-408F-B8C9-CD63F22E4A4A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3E1D3C18-6808-408F-B8C9-CD63F22E4A4A}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/PluginsConventionLibrary/Plugins/IPluginsConvention.cs b/PluginsConventionLibrary/Plugins/IPluginsConvention.cs
new file mode 100644
index 0000000..664ebc4
--- /dev/null
+++ b/PluginsConventionLibrary/Plugins/IPluginsConvention.cs
@@ -0,0 +1,66 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PluginsConventionLibrary.Plugins
+{
+    public interface IPluginsConvention
+    {
+        /// <summary>       
+        /// Название плагина     
+        /// </summary>  
+        string PluginName { get; }
+
+        /// <summary>     
+        /// Получение контрола для вывода набора данных      
+        /// </summary>   
+        UserControl GetControl { get; }
+
+        /// <summary>         
+        /// Получение элемента, выбранного в контроле    
+        /// </summary>     
+        PluginsConventionElement GetElement { get; }
+
+        /// <summary>        
+        /// Получение формы для создания/редактирования объекта       
+        /// </summary>         
+        /// <param name="element"></param>        
+        /// <returns></returns>       
+        Form GetForm(PluginsConventionElement element);
+
+        /// <summary>        
+        /// Удаление элемента       
+        /// </summary>        
+        /// <param name="element"></param>     
+        /// <returns></returns>        
+        bool DeleteElement(PluginsConventionElement element);
+
+        /// <summary>         
+        /// Обновление набора данных в контроле      
+        /// </summary>       
+        void ReloadData();
+
+        /// <summary>         
+        /// Создание простого документа       
+        /// </summary>        
+        /// <param name="saveDocument"></param>       
+        /// <returns></returns>        
+        bool CreateWord(PluginsConventionSaveDocument saveDocument);
+
+        /// <summary>        
+        /// Создание простого документа         
+        /// </summary>        
+        /// <param name="saveDocument"></param>       
+        /// <returns></returns>      
+        bool CreateExcel(PluginsConventionSaveDocument saveDocument);
+
+        /// <summary>     
+        /// Создание документа с диаграммой      
+        /// </summary> 
+        /// <param name="saveDocument"></param>     
+        /// <returns></returns>       
+        bool CreatePdf(PluginsConventionSaveDocument saveDocument);
+    }
+}
diff --git a/PluginsConventionLibrary/Plugins/PluginsConventionElement.cs b/PluginsConventionLibrary/Plugins/PluginsConventionElement.cs
new file mode 100644
index 0000000..1dea201
--- /dev/null
+++ b/PluginsConventionLibrary/Plugins/PluginsConventionElement.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PluginsConventionLibrary.Plugins
+{
+    public class PluginsConventionElement
+    {
+        public int Id { get; set; }
+    }
+}
diff --git a/PluginsConventionLibrary/Plugins/PluginsConventionSaveDocument.cs b/PluginsConventionLibrary/Plugins/PluginsConventionSaveDocument.cs
new file mode 100644
index 0000000..614962e
--- /dev/null
+++ b/PluginsConventionLibrary/Plugins/PluginsConventionSaveDocument.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PluginsConventionLibrary.Plugins
+{
+    public class PluginsConventionSaveDocument
+    {
+        public string FileName { get; set; }
+    }
+}
diff --git a/PluginsConventionLibrary/PluginsConventionLibrary.csproj b/PluginsConventionLibrary/PluginsConventionLibrary.csproj
new file mode 100644
index 0000000..9fccf9f
--- /dev/null
+++ b/PluginsConventionLibrary/PluginsConventionLibrary.csproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Folder Include="Forms\" />
+    <Folder Include="MyPlugin\" />
+  </ItemGroup>
+
+</Project>