diff --git a/Example/Gluon.xcodeproj/project.pbxproj b/Example/Gluon.xcodeproj/project.pbxproj
index 26979991..fb48e22b 100644
--- a/Example/Gluon.xcodeproj/project.pbxproj
+++ b/Example/Gluon.xcodeproj/project.pbxproj
@@ -216,12 +216,12 @@
 					607FACCF1AFB9204008FA782 = {
 						CreatedOnToolsVersion = 6.3.1;
 						DevelopmentTeam = H4Z9Z4RD2G;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1000;
 					};
 					607FACE41AFB9204008FA782 = {
 						CreatedOnToolsVersion = 6.3.1;
 						DevelopmentTeam = H4Z9Z4RD2G;
-						LastSwiftMigration = 0900;
+						LastSwiftMigration = 1000;
 						TestTargetID = 607FACCF1AFB9204008FA782;
 					};
 				};
@@ -508,8 +508,7 @@
 				MODULE_NAME = ExampleApp;
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Debug;
 		};
@@ -524,8 +523,7 @@
 				MODULE_NAME = ExampleApp;
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 			};
 			name = Release;
 		};
@@ -546,8 +544,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/Gluon_Example.app/Gluon_Example";
 			};
 			name = Debug;
@@ -565,8 +562,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TEST_HOST = "$(BUILT_PRODUCTS_DIR)/Gluon_Example.app/Gluon_Example";
 			};
 			name = Release;
diff --git a/Example/Gluon/AppDelegate.swift b/Example/Gluon/AppDelegate.swift
index 734283b5..d8c03f0b 100644
--- a/Example/Gluon/AppDelegate.swift
+++ b/Example/Gluon/AppDelegate.swift
@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
     var window: UIWindow?
 
 
-    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
         // Override point for customization after application launch.
         return true
     }
diff --git a/Example/Gluon/Base.lproj/Main.storyboard b/Example/Gluon/Base.lproj/Main.storyboard
index b00a8796..7243ce07 100644
--- a/Example/Gluon/Base.lproj/Main.storyboard
+++ b/Example/Gluon/Base.lproj/Main.storyboard
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13771" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="vXZ-lx-hvc">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14313.18" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="vXZ-lx-hvc">
     <device id="retina4_7" orientation="portrait">
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13772"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14283.14"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -20,6 +20,16 @@
                     <view key="view" contentMode="scaleToFill" id="kh9-bI-dsS">
                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                        <subviews>
+                            <button opaque="NO" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="ovA-Wu-0YV">
+                                <rect key="frame" x="164" y="318" width="46" height="30"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
+                                <state key="normal" title="Button"/>
+                                <connections>
+                                    <action selector="onTap:" destination="vXZ-lx-hvc" eventType="touchUpInside" id="5VH-rA-yXd"/>
+                                </connections>
+                            </button>
+                        </subviews>
                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                     </view>
                 </viewController>
diff --git a/Example/Gluon/ViewController.swift b/Example/Gluon/ViewController.swift
index 243adf7f..62cdcc44 100644
--- a/Example/Gluon/ViewController.swift
+++ b/Example/Gluon/ViewController.swift
@@ -9,6 +9,25 @@
 import UIKit
 import Gluon
 
+struct TodoList: Store {
+  enum Action {
+    case add(String, Int)
+    case remove(Int)
+    case update(String, Int)
+  }
+
+  func apply(action: Action, to state: inout [String]) {
+    switch action {
+    case let .add(item, index):
+      state.insert(item, at: index)
+    case let .update(item, index):
+      state[index] = item
+    case let .remove(index):
+      state.remove(at: index)
+    }
+  }
+}
+
 final class Counter: Component<NoProps, Counter.State> {
   struct State: StateType {
     var counter = 0
diff --git a/Gluon/Classes/Classes.swift b/Gluon/Classes/Classes.swift
index 1ad4c985..bf5ac27c 100644
--- a/Gluon/Classes/Classes.swift
+++ b/Gluon/Classes/Classes.swift
@@ -63,6 +63,9 @@ open class BaseComponent<Props: Equatable>: ComponentType {
   }
 }
 
+final class Fragment: BaseComponent<NoProps> {
+}
+
 extension BaseComponent where Props: Default {
   public static func node(childrenFactory: () -> [Node]) -> Node {
     return self.node(Props(), childrenFactory: childrenFactory)
@@ -91,6 +94,10 @@ extension Node {
   public init(_ string: String) {
     factory = { string }
   }
+
+  public init(_ nodes: [Node]) {
+    factory = { Fragment(props: NoProps(), children: nodes) }
+  }
 }
 
 public final class StackView: BaseComponent<NoProps> {
diff --git a/Gluon/Classes/Store.swift b/Gluon/Classes/Store.swift
new file mode 100644
index 00000000..d3427f5f
--- /dev/null
+++ b/Gluon/Classes/Store.swift
@@ -0,0 +1,27 @@
+//
+//  Store.swift
+//  Gluon
+//
+//  Created by Max Desiatov on 12/10/2018.
+//
+
+import Foundation
+
+public protocol Store: Equatable {
+  associatedtype State
+  associatedtype Action
+
+  func apply(action: Action, to: inout State)
+}
+
+// FIXME: need context working for its implementation
+public final class StoreProvider<S>: Component<StoreProvider.Props, S.State>
+where S: Store, S.State: StateType {
+  struct Props: Equatable {
+    var store: S
+  }
+
+  public func render() -> Node {
+    return Node(children)
+  }
+}