diff --git a/DependencyGraph/pomonyang_dev_graph.png b/DependencyGraph/pomonyang_dev_graph.png
index 051aa95..d726cc6 100644
Binary files a/DependencyGraph/pomonyang_dev_graph.png and b/DependencyGraph/pomonyang_dev_graph.png differ
diff --git a/DependencyGraph/pomonyang_prod_graph.png b/DependencyGraph/pomonyang_prod_graph.png
index 343ef29..129a48b 100644
Binary files a/DependencyGraph/pomonyang_prod_graph.png and b/DependencyGraph/pomonyang_prod_graph.png differ
diff --git a/Plugins/DependencyPlugin/ProjectDescriptionHelpers/Module/Core.swift b/Plugins/DependencyPlugin/ProjectDescriptionHelpers/Module/Core.swift
index 14266f9..975d47c 100644
--- a/Plugins/DependencyPlugin/ProjectDescriptionHelpers/Module/Core.swift
+++ b/Plugins/DependencyPlugin/ProjectDescriptionHelpers/Module/Core.swift
@@ -11,4 +11,5 @@ import Foundation
 public enum Core: String, Modulable {
   case APIClient
   case KeychainClient
+  case UserNotificationClient
 }
diff --git a/Projects/Core/APIClient/Project.swift b/Projects/Core/APIClient/Project.swift
index 8825f2f..556e851 100644
--- a/Projects/Core/APIClient/Project.swift
+++ b/Projects/Core/APIClient/Project.swift
@@ -15,7 +15,6 @@ let project: Project = .makeTMABasedProject(
     .testing
   ],
   dependencies: [
-    .sources: [],
     .interface: [
       .dependency(rootModule: Shared.self)
     ]
diff --git a/Projects/Core/KeychainClient/Project.swift b/Projects/Core/KeychainClient/Project.swift
index 373d3ee..d95f83f 100644
--- a/Projects/Core/KeychainClient/Project.swift
+++ b/Projects/Core/KeychainClient/Project.swift
@@ -15,7 +15,6 @@ let project: Project = .makeTMABasedProject(
     .testing
   ],
   dependencies: [
-    .sources: [],
     .interface: [
       .dependency(rootModule: Shared.self)
     ]
diff --git a/Projects/Core/UserNotificationClient/Interface/Interface.swift b/Projects/Core/UserNotificationClient/Interface/Interface.swift
new file mode 100644
index 0000000..84c6017
--- /dev/null
+++ b/Projects/Core/UserNotificationClient/Interface/Interface.swift
@@ -0,0 +1,77 @@
+//
+//  Interface.swift
+//  UserNotificationClient
+//
+//  Created by devMinseok on 7/20/24.
+//  Copyright © 2024 PomoNyang. All rights reserved.
+//
+
+import Combine
+import UserNotifications
+
+import ComposableArchitecture
+
+@DependencyClient
+public struct UserNotificationClient {
+  public var add: @Sendable (UNNotificationRequest) async throws -> Void
+  public var delegate: @Sendable () -> AsyncStream<DelegateEvent> = { .finished }
+  public var getNotificationSettings: @Sendable () async -> Notification.Settings = {
+    Notification.Settings(authorizationStatus: .notDetermined)
+  }
+  public var removeDeliveredNotificationsWithIdentifiers: @Sendable ([String]) async -> Void
+  public var removePendingNotificationRequestsWithIdentifiers: @Sendable ([String]) async -> Void
+  public var requestAuthorization: @Sendable (UNAuthorizationOptions) async throws -> Bool
+  
+  @CasePathable
+  public enum DelegateEvent {
+    case didReceiveResponse(Notification.Response, completionHandler: @Sendable () -> Void)
+    case openSettingsForNotification(Notification?)
+    case willPresentNotification(
+      Notification, completionHandler: @Sendable (UNNotificationPresentationOptions) -> Void
+    )
+  }
+  
+  public struct Notification: Equatable {
+    public var date: Date
+    public var request: UNNotificationRequest
+    
+    public init(
+      date: Date,
+      request: UNNotificationRequest
+    ) {
+      self.date = date
+      self.request = request
+    }
+    
+    public struct Response: Equatable {
+      public var notification: Notification
+      
+      public init(notification: Notification) {
+        self.notification = notification
+      }
+    }
+    
+    public struct Settings: Equatable {
+      public var authorizationStatus: UNAuthorizationStatus
+      
+      public init(authorizationStatus: UNAuthorizationStatus) {
+        self.authorizationStatus = authorizationStatus
+      }
+    }
+  }
+}
+
+
+// MARK: - DependencyValues
+
+extension DependencyValues {
+  public var userNotificationClient: UserNotificationClient {
+    get { self[UserNotificationClient.self] }
+    set { self[UserNotificationClient.self] = newValue }
+  }
+}
+
+extension UserNotificationClient: TestDependencyKey {
+  public static let previewValue = Self()
+  public static let testValue = Self()
+}
diff --git a/Projects/Core/UserNotificationClient/Project.swift b/Projects/Core/UserNotificationClient/Project.swift
new file mode 100644
index 0000000..8d67d9d
--- /dev/null
+++ b/Projects/Core/UserNotificationClient/Project.swift
@@ -0,0 +1,20 @@
+import ProjectDescription
+import ProjectDescriptionHelpers
+
+@_spi(Core)
+@_spi(Shared)
+import DependencyPlugin
+
+let project: Project = .makeTMABasedProject(
+  module: Core.UserNotificationClient,
+  scripts: [],
+  targets: [
+    .sources,
+    .interface
+  ],
+  dependencies: [
+    .interface: [
+      .dependency(rootModule: Shared.self)
+    ]
+  ]
+)
diff --git a/Projects/Core/UserNotificationClient/Sources/Implementation.swift b/Projects/Core/UserNotificationClient/Sources/Implementation.swift
new file mode 100644
index 0000000..d47277f
--- /dev/null
+++ b/Projects/Core/UserNotificationClient/Sources/Implementation.swift
@@ -0,0 +1,101 @@
+//
+//  Implementation.swift
+//  UserNotificationClient
+//
+//  Created by devMinseok on 7/20/24.
+//  Copyright © 2024 PomoNyang. All rights reserved.
+//
+
+import Combine
+import UserNotifications
+
+import UserNotificationClientInterface
+
+import Dependencies
+
+extension UserNotificationClient: DependencyKey {
+  public static let liveValue = Self(
+    add: { try await UNUserNotificationCenter.current().add($0) },
+    delegate: {
+      AsyncStream { continuation in
+        let delegate = Delegate(continuation: continuation)
+        UNUserNotificationCenter.current().delegate = delegate
+        continuation.onTermination = { _ in
+          _ = delegate
+        }
+      }
+    },
+    getNotificationSettings: {
+      await Notification.Settings(
+        rawValue: UNUserNotificationCenter.current().notificationSettings()
+      )
+    },
+    removeDeliveredNotificationsWithIdentifiers: {
+      UNUserNotificationCenter.current().removeDeliveredNotifications(withIdentifiers: $0)
+    },
+    removePendingNotificationRequestsWithIdentifiers: {
+      UNUserNotificationCenter.current().removePendingNotificationRequests(withIdentifiers: $0)
+    },
+    requestAuthorization: {
+      try await UNUserNotificationCenter.current().requestAuthorization(options: $0)
+    }
+  )
+}
+
+extension UserNotificationClient.Notification {
+  public init(rawValue: UNNotification) {
+    self.init(date: rawValue.date, request: rawValue.request)
+  }
+}
+
+extension UserNotificationClient.Notification.Response {
+  public init(rawValue: UNNotificationResponse) {
+    self.init(notification: .init(rawValue: rawValue.notification))
+  }
+}
+
+extension UserNotificationClient.Notification.Settings {
+  public init(rawValue: UNNotificationSettings) {
+    self.init(authorizationStatus: rawValue.authorizationStatus)
+  }
+}
+
+extension UserNotificationClient {
+  fileprivate class Delegate: NSObject, UNUserNotificationCenterDelegate {
+    let continuation: AsyncStream<UserNotificationClient.DelegateEvent>.Continuation
+    
+    init(continuation: AsyncStream<UserNotificationClient.DelegateEvent>.Continuation) {
+      self.continuation = continuation
+    }
+    
+    func userNotificationCenter(
+      _ center: UNUserNotificationCenter,
+      didReceive response: UNNotificationResponse,
+      withCompletionHandler completionHandler: @escaping () -> Void
+    ) {
+      self.continuation.yield(
+        .didReceiveResponse(.init(rawValue: response)) { completionHandler() }
+      )
+    }
+    
+    func userNotificationCenter(
+      _ center: UNUserNotificationCenter,
+      openSettingsFor notification: UNNotification?
+    ) {
+      self.continuation.yield(
+        .openSettingsForNotification(notification.map(Notification.init(rawValue:)))
+      )
+    }
+    
+    func userNotificationCenter(
+      _ center: UNUserNotificationCenter,
+      willPresent notification: UNNotification,
+      withCompletionHandler completionHandler:
+      @escaping (UNNotificationPresentationOptions) -> Void
+    ) {
+      self.continuation.yield(
+        .willPresentNotification(.init(rawValue: notification)) { completionHandler($0) }
+      )
+    }
+  }
+}
diff --git a/Projects/Domain/AppService/Project.swift b/Projects/Domain/AppService/Project.swift
index 7c0c537..92351a9 100644
--- a/Projects/Domain/AppService/Project.swift
+++ b/Projects/Domain/AppService/Project.swift
@@ -15,7 +15,6 @@ let project: Project = .makeTMABasedProject(
     .testing
   ],
   dependencies: [
-    .sources: [],
     .interface: [
       .dependency(rootModule: Core.self)
     ]
diff --git a/Projects/Feature/AppFeature/Project.swift b/Projects/Feature/AppFeature/Project.swift
index ac9e802..52b2aa5 100644
--- a/Projects/Feature/AppFeature/Project.swift
+++ b/Projects/Feature/AppFeature/Project.swift
@@ -15,7 +15,6 @@ let project: Project = .makeTMABasedProject(
     .testing
   ],
   dependencies: [
-    .sources: [],
     .interface: [
       .dependency(rootModule: Domain.self)
     ]