diff --git a/src/Sonarr.Api.V5/System/SystemController.cs b/src/Sonarr.Api.V5/System/SystemController.cs
new file mode 100644
index 000000000..26e525f19
--- /dev/null
+++ b/src/Sonarr.Api.V5/System/SystemController.cs
@@ -0,0 +1,126 @@
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Routing;
+using Microsoft.AspNetCore.Routing.Internal;
+using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Configuration;
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Lifecycle;
+using Sonarr.Http;
+using Sonarr.Http.Validation;
+
+namespace Sonarr.Api.V5.System;
+
+[V5ApiController]
+public class SystemController : Controller
+{
+    private readonly IAppFolderInfo _appFolderInfo;
+    private readonly IRuntimeInfo _runtimeInfo;
+    private readonly IPlatformInfo _platformInfo;
+    private readonly IOsInfo _osInfo;
+    private readonly IConfigFileProvider _configFileProvider;
+    private readonly IMainDatabase _database;
+    private readonly ILifecycleService _lifecycleService;
+    private readonly IDeploymentInfoProvider _deploymentInfoProvider;
+    private readonly EndpointDataSource _endpointData;
+    private readonly DfaGraphWriter _graphWriter;
+    private readonly DuplicateEndpointDetector _detector;
+
+    public SystemController(IAppFolderInfo appFolderInfo,
+                            IRuntimeInfo runtimeInfo,
+                            IPlatformInfo platformInfo,
+                            IOsInfo osInfo,
+                            IConfigFileProvider configFileProvider,
+                            IMainDatabase database,
+                            ILifecycleService lifecycleService,
+                            IDeploymentInfoProvider deploymentInfoProvider,
+                            EndpointDataSource endpoints,
+                            DfaGraphWriter graphWriter,
+                            DuplicateEndpointDetector detector)
+    {
+        _appFolderInfo = appFolderInfo;
+        _runtimeInfo = runtimeInfo;
+        _platformInfo = platformInfo;
+        _osInfo = osInfo;
+        _configFileProvider = configFileProvider;
+        _database = database;
+        _lifecycleService = lifecycleService;
+        _deploymentInfoProvider = deploymentInfoProvider;
+        _endpointData = endpoints;
+        _graphWriter = graphWriter;
+        _detector = detector;
+    }
+
+    [HttpGet("status")]
+    [Produces("application/json")]
+    public SystemResource GetStatus()
+    {
+        return new SystemResource
+        {
+            AppName = BuildInfo.AppName,
+            InstanceName = _configFileProvider.InstanceName,
+            Version = BuildInfo.Version.ToString(),
+            BuildTime = BuildInfo.BuildDateTime,
+            IsDebug = BuildInfo.IsDebug,
+            IsProduction = RuntimeInfo.IsProduction,
+            IsAdmin = _runtimeInfo.IsAdmin,
+            IsUserInteractive = RuntimeInfo.IsUserInteractive,
+            StartupPath = _appFolderInfo.StartUpFolder,
+            AppData = _appFolderInfo.GetAppDataPath(),
+            OsName = _osInfo.Name,
+            OsVersion = _osInfo.Version,
+            IsNetCore = true,
+            IsLinux = OsInfo.IsLinux,
+            IsOsx = OsInfo.IsOsx,
+            IsWindows = OsInfo.IsWindows,
+            IsDocker = _osInfo.IsDocker,
+            Mode = _runtimeInfo.Mode,
+            Branch = _configFileProvider.Branch,
+            Authentication = _configFileProvider.AuthenticationMethod,
+            DatabaseType = _database.DatabaseType,
+            DatabaseVersion = _database.Version,
+            MigrationVersion = _database.Migration,
+            UrlBase = _configFileProvider.UrlBase,
+            RuntimeVersion = _platformInfo.Version,
+            RuntimeName = PlatformInfo.PlatformName,
+            StartTime = _runtimeInfo.StartTime,
+            PackageVersion = _deploymentInfoProvider.PackageVersion,
+            PackageAuthor = _deploymentInfoProvider.PackageAuthor,
+            PackageUpdateMechanism = _deploymentInfoProvider.PackageUpdateMechanism,
+            PackageUpdateMechanismMessage = _deploymentInfoProvider.PackageUpdateMechanismMessage
+        };
+    }
+
+    [HttpGet("routes")]
+    [Produces("application/json")]
+    public IActionResult GetRoutes()
+    {
+        using (var sw = new StringWriter())
+        {
+            _graphWriter.Write(_endpointData, sw);
+            var graph = sw.ToString();
+            return Content(graph, "text/plain");
+        }
+    }
+
+    [HttpGet("routes/duplicate")]
+    [Produces("application/json")]
+    public object DuplicateRoutes()
+    {
+        return _detector.GetDuplicateEndpoints(_endpointData);
+    }
+
+    [HttpPost("shutdown")]
+    public object Shutdown()
+    {
+        Task.Factory.StartNew(() => _lifecycleService.Shutdown());
+        return new { ShuttingDown = true };
+    }
+
+    [HttpPost("restart")]
+    public object Restart()
+    {
+        Task.Factory.StartNew(() => _lifecycleService.Restart());
+        return new { Restarting = true };
+    }
+}
diff --git a/src/Sonarr.Api.V5/System/SystemResource.cs b/src/Sonarr.Api.V5/System/SystemResource.cs
new file mode 100644
index 000000000..39753ca88
--- /dev/null
+++ b/src/Sonarr.Api.V5/System/SystemResource.cs
@@ -0,0 +1,41 @@
+using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Core.Authentication;
+using NzbDrone.Core.Datastore;
+using NzbDrone.Core.Update;
+
+namespace Sonarr.Api.V5.System;
+
+public class SystemResource
+{
+    public required string AppName { get; set; }
+    public required string InstanceName { get; set; }
+    public required string Version { get; set; }
+    public DateTime BuildTime { get; set; }
+    public bool IsDebug { get; set; }
+    public bool IsProduction { get; set; }
+    public bool IsAdmin { get; set; }
+    public bool IsUserInteractive { get; set; }
+    public required string StartupPath { get; set; }
+    public required string AppData { get; set; }
+    public required string OsName { get; set; }
+    public required string OsVersion { get; set; }
+    public bool IsNetCore { get; set; }
+    public bool IsLinux { get; set; }
+    public bool IsOsx { get; set; }
+    public bool IsWindows { get; set; }
+    public bool IsDocker { get; set; }
+    public RuntimeMode Mode { get; set; }
+    public required string Branch { get; set; }
+    public AuthenticationType Authentication { get; set; }
+    public int MigrationVersion { get; set; }
+    public required string UrlBase { get; set; }
+    public required Version RuntimeVersion { get; set; }
+    public required string RuntimeName { get; set; }
+    public DateTime StartTime { get; set; }
+    public required string PackageVersion { get; set; }
+    public required string PackageAuthor { get; set; }
+    public UpdateMechanism PackageUpdateMechanism { get; set; }
+    public required string PackageUpdateMechanismMessage { get; set; }
+    public required Version DatabaseVersion { get; set; }
+    public DatabaseType DatabaseType { get; set; }
+}