diff --git a/data/RemoteData/RemoteDataBase/DAO/User.cs b/data/RemoteData/RemoteDataBase/DAO/User.cs
index 5c042d2..ea297e0 100644
--- a/data/RemoteData/RemoteDataBase/DAO/User.cs
+++ b/data/RemoteData/RemoteDataBase/DAO/User.cs
@@ -4,7 +4,7 @@ namespace Demo.Data.RemoteData.RemoteDataBase.DAO
 {
     public class UserDAO
     {
-        public  string FIO { get; set; }
+        public string FIO { get; set; }
         public Guid Guid {get; set; }
         public int GroupID {get; set;}
         public GroupDAO Group {get; set; }
diff --git a/data/Repository/IPresenceRepository.cs b/data/Repository/IPresenceRepository.cs
index bce6080..8e63c14 100644
--- a/data/Repository/IPresenceRepository.cs
+++ b/data/Repository/IPresenceRepository.cs
@@ -7,5 +7,6 @@ namespace Demo.Data.Repository
         List<PresenceLocalEntity> GetAllPresences();
         void IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid);
         List<PresenceLocalEntity> GeneratePresence(List<PresenceLocalEntity> presenceLocalEntities);
+        bool DeletePresence();
     }
 }
\ No newline at end of file
diff --git a/data/Repository/IUserRepository.cs b/data/Repository/IUserRepository.cs
index 16629e7..9bebc91 100644
--- a/data/Repository/IUserRepository.cs
+++ b/data/Repository/IUserRepository.cs
@@ -8,6 +8,7 @@ namespace Demo.Data.Repository
         UserLocalEntity? GetUserByGuid(Guid guid);
         List<UserLocalEntity> GetUsersByGroupID(int groupID);
         bool RemoveUserByGuid(Guid guid);
+        public UserLocalEntity? CreateUser(string FIO, string GroupName);
         UserLocalEntity? UpdateUser(UserLocalEntity updatedUser);
     }
 }
\ No newline at end of file
diff --git a/data/Repository/PresenceRepositoryImpl.cs b/data/Repository/PresenceRepositoryImpl.cs
index 1b00299..d4b2276 100644
--- a/data/Repository/PresenceRepositoryImpl.cs
+++ b/data/Repository/PresenceRepositoryImpl.cs
@@ -36,6 +36,13 @@ namespace Demo.Data.Repository
             return presenceLocalEntities;
         }
 
+        public bool DeletePresence(){
+            var allRecords = _remoteDatabaseContext.PresenceDaos.ToList();
+            _remoteDatabaseContext.PresenceDaos.RemoveRange(allRecords);
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+        }
+
         public void IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid){
             var presencesToUpdate = _remoteDatabaseContext.PresenceDaos
             .Where(x => x.LessonNumber >= firstLesson 
diff --git a/data/Repository/UserRepositoryImpl.cs b/data/Repository/UserRepositoryImpl.cs
index af195e3..22efaa1 100644
--- a/data/Repository/UserRepositoryImpl.cs
+++ b/data/Repository/UserRepositoryImpl.cs
@@ -1,6 +1,8 @@
 using Demo.Domain.Models;
 using Demo.Data.LocalData;
 using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+
 
 namespace Demo.Data.Repository
 {
@@ -45,6 +47,14 @@ namespace Demo.Data.Repository
             return true;
         }
 
+        public UserLocalEntity? CreateUser(string FIO, string GroupName){
+            var groupDAO = _remoteDatabaseContext.Groups.FirstOrDefault(x => x.Name == GroupName);
+            UserDAO userDAO = new UserDAO{FIO = FIO, Guid = Guid.NewGuid(), GroupID = groupDAO.ID};
+            var result = _remoteDatabaseContext.Users.Add(userDAO);
+            _remoteDatabaseContext.SaveChanges();
+            return new UserLocalEntity{FIO = FIO, Guid = Guid.NewGuid(), GroupID = groupDAO.ID};
+        }
+
         public UserLocalEntity? UpdateUser(UserLocalEntity updatedUser){
             var user = _remoteDatabaseContext.Users.FirstOrDefault(x => x.Guid == updatedUser.Guid);
             if (user == null){
diff --git a/domain/Models/Group.cs b/domain/Models/Group.cs
index ef15cfd..1cfc185 100644
--- a/domain/Models/Group.cs
+++ b/domain/Models/Group.cs
@@ -10,4 +10,21 @@ namespace Demo.Domain.Models
             return new Group{ID = Convert.ToInt32(words[0]), Name = words[1]};
         }
     }
+
+    public class GroupU{
+        public required int ID{get; set; }
+        public required string Name{get; set; }
+        public List<User> Users { get; set; } = new List<User>();
+    }
+
+    public class GroupWithUsers
+    {
+        public required string GroupName { get; set; }
+        public List<UserRequest> Users { get; set; }
+    }
+
+    public class DeleteGroupsRequest
+    {
+        public List<int> GroupIDs { get; set; }
+    }
 }
\ No newline at end of file
diff --git a/domain/Models/Presence.cs b/domain/Models/Presence.cs
index 8fddb96..96aa6d6 100644
--- a/domain/Models/Presence.cs
+++ b/domain/Models/Presence.cs
@@ -8,4 +8,12 @@ namespace Demo.Domain.Models
 
         public required int LessonNumber { get; set; }
     }
+    
+    public class PresencePost
+    {
+        public required int firstLesson {get; set; }
+        public required int lastLesson {get; set; }
+        public required int groupID {get; set; }
+        public required DateOnly date {get; set; }
+    }
 }
\ No newline at end of file
diff --git a/domain/Models/User.cs b/domain/Models/User.cs
index d1f6626..dbc22ad 100644
--- a/domain/Models/User.cs
+++ b/domain/Models/User.cs
@@ -35,4 +35,15 @@ namespace Demo.Domain.Models
             }
         }
     }
+
+    public class UserRequest
+    {
+        public required string FIO{get; set; }
+        public required Group Group{get; set; }
+    }
+
+    public class DeleteUsersRequest
+    {
+        public List<Guid> UsersGuid { get; set; }
+    }
 }
\ No newline at end of file
diff --git a/domain/UseCase/GroupUseCase.cs b/domain/UseCase/GroupUseCase.cs
index 8c2efc5..7585030 100644
--- a/domain/UseCase/GroupUseCase.cs
+++ b/domain/UseCase/GroupUseCase.cs
@@ -23,6 +23,21 @@ namespace Demo.Domain.UseCase
             return new Group{ID = groupID, Name = groupLocalEntity.Name};
         }
 
+        public List<GroupU> GetAllGroupsWithUsers(){
+            var groups = _repositoryGroupImpl.GetAllGroup().Select(it => new GroupU { ID = it.ID, Name = it.Name }).ToList();
+            var users = _repositoryUserImpl.GetAllUser().Select(it => new User{FIO = it.FIO, Guid = it.Guid, Group = new Group{ID = it.GroupID, Name = _repositoryGroupImpl.GetGroupById(it.GroupID).Name}}).ToList();
+            foreach (var group in groups)
+            {
+                foreach (var user in users)
+                {
+                    if (user.Group.ID == group.ID){
+                        group.Users.Add(user);
+                    }
+                }
+            }
+            return groups;
+        }
+
         public bool CreateGroup(string Name){
             _repositoryGroupImpl.CreateGroup(Name);
             return true;
diff --git a/domain/UseCase/IGroupUseCase.cs b/domain/UseCase/IGroupUseCase.cs
index c6d2d49..87bad98 100644
--- a/domain/UseCase/IGroupUseCase.cs
+++ b/domain/UseCase/IGroupUseCase.cs
@@ -8,6 +8,7 @@ namespace Demo.Domain.UseCase
         bool RemoveGroupByID(int groupID);
         Group UpdateGroup(Group group);
         Group GetGroupById(int groupID);
+        List<GroupU> GetAllGroupsWithUsers();
         bool CreateGroup(string Name);
     }
 }
\ No newline at end of file
diff --git a/domain/UseCase/IPresenceUseCase.cs b/domain/UseCase/IPresenceUseCase.cs
index 8a1d588..85af733 100644
--- a/domain/UseCase/IPresenceUseCase.cs
+++ b/domain/UseCase/IPresenceUseCase.cs
@@ -12,5 +12,6 @@ namespace Demo.Domain.UseCase
         bool IsAttedance(int firstLesson, int lastLesson, DateOnly date, Guid UserGuid);
         bool GeneratePresence(int firstLesson, int lastLesson, int groupID, DateOnly date);
         bool GeneratePresenceWeek(int firstLesson, int lastLesson, int groupID, DateOnly date);
+        bool DeletePresence();
     }
 }
\ No newline at end of file
diff --git a/domain/UseCase/IUserUseCase.cs b/domain/UseCase/IUserUseCase.cs
index 96a00b1..d9f755f 100644
--- a/domain/UseCase/IUserUseCase.cs
+++ b/domain/UseCase/IUserUseCase.cs
@@ -6,6 +6,7 @@ namespace Demo.Domain.UseCase
     {
         List<User> GetAllUsers();
         bool RemoveUserByGuid(Guid userGuid);
+        bool CreateUser(User user);
         User UpdateUser(User user);
         User GetUserByGuid(Guid userGuid);
         List<User> GetUsersByGroupID(int groupID);
diff --git a/domain/UseCase/PresenceUseCase.cs b/domain/UseCase/PresenceUseCase.cs
index 7170fd6..f3170db 100644
--- a/domain/UseCase/PresenceUseCase.cs
+++ b/domain/UseCase/PresenceUseCase.cs
@@ -178,6 +178,10 @@ namespace Demo.Domain.UseCase
             return true;
         }
 
+        public bool DeletePresence(){
+            return _repositoryPresenceImpl.DeletePresence();
+        }
+
         public bool GeneratePresenceWeek(int firstLesson, int lastLesson, int groupID, DateOnly date){
             for (int i = 0; i < 8; i++){
                 GeneratePresence(firstLesson, lastLesson, groupID, date.AddDays(i));
diff --git a/domain/UseCase/UserUseCase.cs b/domain/UseCase/UserUseCase.cs
index c42523e..b9f0fbc 100644
--- a/domain/UseCase/UserUseCase.cs
+++ b/domain/UseCase/UserUseCase.cs
@@ -61,6 +61,11 @@ namespace Demo.Domain.UseCase
             return users;
         }
 
+        public bool CreateUser(User user){
+            _repositoryUserImpl.CreateUser(user.FIO, user.Group.Name);
+            return true;
+        }
+
         public bool RemoveUserByGuid(Guid userGuid) {
            return _repositoryUserImpl.RemoveUserByGuid(userGuid);
         }
diff --git a/presence.sln b/presence.sln
index 314432d..60018c0 100644
--- a/presence.sln
+++ b/presence.sln
@@ -11,6 +11,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "console_ui", "console_ui\co
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "data", "data\data.csproj", "{7FD5C1C4-6DF8-42BD-AD74-6D33CDE48894}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "presence_api", "presence_api\presence_api.csproj", "{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -36,5 +38,9 @@ Global
 		{7FD5C1C4-6DF8-42BD-AD74-6D33CDE48894}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7FD5C1C4-6DF8-42BD-AD74-6D33CDE48894}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7FD5C1C4-6DF8-42BD-AD74-6D33CDE48894}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F7B9C650-020B-45AE-AB31-4C6DC1C1D4CE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal
diff --git a/presence_api/Controllers/AdminController.cs b/presence_api/Controllers/AdminController.cs
new file mode 100644
index 0000000..c3a6061
--- /dev/null
+++ b/presence_api/Controllers/AdminController.cs
@@ -0,0 +1,113 @@
+using Demo.Domain.Models;
+using Demo.Domain.UseCase;
+using Microsoft.AspNetCore.Mvc;
+using Npgsql.TypeMapping;
+
+namespace presence_api.Controllers;
+[ApiController]
+[Route("api/[controller]")]
+
+public class AdminController: ControllerBase{
+    private readonly GroupUseCase _groupUseCase;
+    private readonly UserUseCase _userUseCase;
+    private readonly PresenceUseCase _presenceUseCase;
+    public AdminController(GroupUseCase groupUseCase, UserUseCase userUseCase, PresenceUseCase presenceUseCase){
+    _groupUseCase = groupUseCase;
+    _userUseCase = userUseCase;
+    _presenceUseCase = presenceUseCase;
+   }
+
+    //post
+    [HttpPost]
+    public ActionResult<bool> CreateGroup([FromBody] GroupWithUsers request)
+    {
+        if (request == null || string.IsNullOrEmpty(request.GroupName))
+        {
+            return BadRequest("Invalid request");
+        }
+
+        bool isCreated = _groupUseCase.CreateGroup(request.GroupName);
+
+
+        foreach(var user in request.Users){
+            var usert = new User{FIO = user.FIO, Guid = Guid.NewGuid(), Group = user.Group};
+            _userUseCase.CreateUser(usert);
+        }
+        return Ok(isCreated);
+    }
+
+    //delete
+    [HttpDelete("user")]
+    public ActionResult<bool> DeleteUser(Guid userGuid){
+        if (userGuid == Guid.Empty){
+            return BadRequest("Invalid request");
+        }
+        bool isDeleted = _userUseCase.RemoveUserByGuid(userGuid);
+        if (isDeleted == false){
+            return NotFound("User not found");
+        }
+        return Ok(true);
+    }
+
+    [HttpDelete("users")]
+    public ActionResult<bool> DeleteUsers([FromBody] DeleteUsersRequest request){
+        if (request == null){
+            return BadRequest("Invalid request");
+        }
+        foreach (Guid userGuid in request.UsersGuid)
+        {
+            bool isDeleted = _userUseCase.RemoveUserByGuid(userGuid);
+            if (isDeleted == false){
+                return NotFound("User not found");
+            }
+        }
+        return Ok(true);
+    }
+
+    [HttpDelete("group")]
+    public ActionResult<bool> DeleteGroup(int GroupID){
+        bool isDeleted = _groupUseCase.RemoveGroupByID(GroupID);
+        if (isDeleted == false){
+            return NotFound("Group not found");
+        }
+        return Ok(true);
+    }
+
+    [HttpDelete("groups")]
+    public ActionResult<bool> DeleteGroups([FromBody] DeleteGroupsRequest request){
+        if (request == null){
+            return BadRequest("Invalid request");
+        }
+        foreach (int GroupID in request.GroupIDs)
+        {
+            bool isDeleted = _groupUseCase.RemoveGroupByID(GroupID);
+            if (isDeleted == false){
+                return NotFound("Group not found");
+            }
+        }
+        return Ok(true);
+    }
+
+    [HttpDelete("presence")]
+    public ActionResult<bool> DeletePresence(){
+        return Ok(_presenceUseCase.DeletePresence());
+    }
+
+    //get
+    [HttpGet]
+    public ActionResult<IEnumerable<GroupU>> getGroupsWithUsers()
+    {
+        return Ok(_groupUseCase.GetAllGroupsWithUsers());
+    }
+
+    [HttpGet("user/{userGuid}")]
+    public ActionResult<User> GetUserByGuid(Guid userGuid)
+    {
+        var user = _userUseCase.GetUserByGuid(userGuid);
+        if (user != null){
+            return Ok(user);
+        } else{
+            return NotFound("User not found");
+        }
+    }
+}
\ No newline at end of file
diff --git a/presence_api/Controllers/GroupController.cs b/presence_api/Controllers/GroupController.cs
new file mode 100644
index 0000000..14be506
--- /dev/null
+++ b/presence_api/Controllers/GroupController.cs
@@ -0,0 +1,19 @@
+using Microsoft.AspNetCore.Mvc;
+using Demo.Domain.UseCase;
+using Demo.Domain.Models;
+
+namespace presence_api.Controllers;
+[ApiController]
+[Route("api/[controller]")]
+public class GroupController: ControllerBase{
+
+private readonly GroupUseCase _groupUseCase;
+   public GroupController(GroupUseCase groupUseCase){
+    _groupUseCase = groupUseCase;
+   }
+
+    [HttpGet]
+    public ActionResult<IEnumerable<Group>> getGroups(){
+        return Ok(_groupUseCase.GetAllGroups());
+    }
+}
\ No newline at end of file
diff --git a/presence_api/Program.cs b/presence_api/Program.cs
new file mode 100644
index 0000000..c2f44fb
--- /dev/null
+++ b/presence_api/Program.cs
@@ -0,0 +1,25 @@
+using Demo.Data.RemoteData.RemoteDataBase;
+
+var builder = WebApplication.CreateBuilder(args);
+
+builder.Services.AddControllers();
+
+builder.Services.AddDbContext<RemoteDatabaseContext>();
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+builder.Services.ConfigurateGroup();
+
+var app = builder.Build();
+
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger();
+    app.UseSwaggerUI();
+}
+
+app.UseHttpsRedirection();
+app.MapControllers();
+
+app.Run();
+
diff --git a/presence_api/Properties/launchSettings.json b/presence_api/Properties/launchSettings.json
new file mode 100644
index 0000000..454f762
--- /dev/null
+++ b/presence_api/Properties/launchSettings.json
@@ -0,0 +1,41 @@
+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:46509",
+      "sslPort": 44380
+    }
+  },
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "applicationUrl": "http://localhost:5192",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "applicationUrl": "https://localhost:7147;http://localhost:5192",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}
diff --git a/presence_api/ServiceExtensions/ServiceExtensions.cs b/presence_api/ServiceExtensions/ServiceExtensions.cs
new file mode 100644
index 0000000..4d5b6b1
--- /dev/null
+++ b/presence_api/ServiceExtensions/ServiceExtensions.cs
@@ -0,0 +1,15 @@
+using Demo.Data.Repository;
+using Demo.Domain.UseCase;
+
+public static class ServiceExtencions
+{
+    public static void ConfigurateGroup(this IServiceCollection services)
+    {
+        services.AddScoped<IGroupRepository, SQLGroupRepositoryImpl>()
+                .AddScoped<IUserRepository, SQLUserRepositoryImpl>()
+                .AddScoped<IPresenceRepository, SQLPresenceRepositoryImpl>()
+                .AddScoped<GroupUseCase>()
+                .AddScoped<UserUseCase>()
+                .AddScoped<PresenceUseCase>();
+    }
+}
\ No newline at end of file
diff --git a/presence_api/appsettings.Development.json b/presence_api/appsettings.Development.json
new file mode 100644
index 0000000..ff66ba6
--- /dev/null
+++ b/presence_api/appsettings.Development.json
@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}
diff --git a/presence_api/appsettings.json b/presence_api/appsettings.json
new file mode 100644
index 0000000..4d56694
--- /dev/null
+++ b/presence_api/appsettings.json
@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}
diff --git a/presence_api/presence_api.csproj b/presence_api/presence_api.csproj
new file mode 100644
index 0000000..9b804d2
--- /dev/null
+++ b/presence_api/presence_api.csproj
@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.8" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\domain\domain.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/presence_api/presence_api.http b/presence_api/presence_api.http
new file mode 100644
index 0000000..62b85fd
--- /dev/null
+++ b/presence_api/presence_api.http
@@ -0,0 +1,6 @@
+@presence_api_HostAddress = http://localhost:5192
+
+GET {{presence_api_HostAddress}}/weatherforecast/
+Accept: application/json
+
+###