diff --git a/.gitignore b/.gitignore
index 88105a7a8..dc633ba0c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,4 +50,5 @@ ws.dart
 *.o
 *.d
 # *.so
-# p7zip/CPP/ANDROID/7zr/obj/*
\ No newline at end of file
+# p7zip/CPP/ANDROID/7zr/obj/*
+lib/component/download/*
\ No newline at end of file
diff --git a/lib/component/downloadable.dart b/lib/component/downloadable.dart
index a79df84ff..d6df512f5 100644
--- a/lib/component/downloadable.dart
+++ b/lib/component/downloadable.dart
@@ -26,8 +26,27 @@ abstract class Session {
   }
 }
 
+abstract class DownloadTask {
+  int taskId;
+  String accept =
+      "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8";
+  String userAgent =
+      "Mozilla/5.0 (Android 7.0; Mobile; rv:54.0) Gecko/54.0 Firefox/54.0 AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.125 Mobile Safari/603.2.4";
+  String referer;
+  bool autoRedirection;
+  bool retryWhenFail;
+  int maxRetryCount;
+  String cookie;
+  String url;
+  List<String> failUrls;
+  Map<String, String> headers;
+  Map<String, String> query;
+  String filename;
+}
+
 abstract class Downloadable {
   bool loginRequire();
   Session getSession(String id, String pwd);
   bool acceptURL(String url);
+  Future<List<DownloadTask>> createTask(String url);
 }
diff --git a/lib/component/pixiv/pixiv.dart b/lib/component/pixiv/pixiv.dart
deleted file mode 100644
index 2ae27d963..000000000
--- a/lib/component/pixiv/pixiv.dart
+++ /dev/null
@@ -1,5 +0,0 @@
-// This source code is a part of Project Violet.
-// Copyright (C) 2020. violet-team. Licensed under the MIT License.
-
-// Reference https://github.com/rollrat/downloader/blob/master/Koromo_Copy.Framework/Extractor/PixivExtractor.cs
-class PixivManager {}
diff --git a/lib/pages/after_loading/afterloading_page.dart b/lib/pages/after_loading/afterloading_page.dart
index 04889c67e..388f12cc2 100644
--- a/lib/pages/after_loading/afterloading_page.dart
+++ b/lib/pages/after_loading/afterloading_page.dart
@@ -7,6 +7,7 @@ import 'package:material_design_icons_flutter/material_design_icons_flutter.dart
 import 'package:violet/locale.dart';
 import 'package:violet/main.dart';
 import 'package:violet/pages/bookmark/bookmark_page.dart';
+import 'package:violet/pages/download/download_page.dart';
 import 'package:violet/pages/main/main_page.dart';
 import 'package:violet/pages/search/search_page.dart';
 import 'package:violet/pages/settings/settings_page.dart';
@@ -82,9 +83,9 @@ class _AfterLoadingPageState extends State<AfterLoadingPage>
           // new BottomNavigationBarItem(
           //     icon: new Icon(MdiIcons.accountGroup),
           //     title: new Text(Translations.of(context).trans('community'))),
-          // new BottomNavigationBarItem(
-          //     icon: new Icon(Icons.file_download),
-          //     title: new Text(Translations.of(context).trans('download'))),
+          new BottomNavigationBarItem(
+              icon: new Icon(Icons.file_download),
+              title: new Text(Translations.of(context).trans('download'))),
           new BottomNavigationBarItem(
               backgroundColor: Settings.themeWhat
                   ? Colors.grey.shade900.withOpacity(0.90)
@@ -186,6 +187,7 @@ class _AfterLoadingPageState extends State<AfterLoadingPage>
           //     ),
           //   ),
           // ),
+          DownloadPage(),
           BookmarkPage(),
           // new Center(
           //   child: Padding(
diff --git a/lib/pages/download/native_downloader.dart b/lib/pages/download/native_downloader.dart
new file mode 100644
index 000000000..ba1fab5e7
--- /dev/null
+++ b/lib/pages/download/native_downloader.dart
@@ -0,0 +1,2 @@
+// This source code is a part of Project Violet.
+// Copyright (C) 2020. violet-team. Licensed under the MIT License.
diff --git a/lib/pages/settings/version_page.dart b/lib/pages/settings/version_page.dart
index 312ec4081..44bcc6986 100644
--- a/lib/pages/settings/version_page.dart
+++ b/lib/pages/settings/version_page.dart
@@ -29,7 +29,7 @@ class VersionViewPage extends StatelessWidget {
                       style: TextStyle(fontSize: 30),
                     ),
                     Text(
-                      '0.7.6',
+                      '0.7.7',
                       style: TextStyle(fontSize: 20),
                     ),
                     Text(''),
diff --git a/lib/update_sync.dart b/lib/update_sync.dart
index 538bfdda0..217c06dbe 100644
--- a/lib/update_sync.dart
+++ b/lib/update_sync.dart
@@ -15,7 +15,7 @@ class UpdateSyncManager {
   // Current version
   static const int majorVersion = 0;
   static const int minorVersion = 7;
-  static const int patchVersion = 6;
+  static const int patchVersion = 7;
 
   static bool updateRequire = false;
   static String version = "";
diff --git a/pubspec.yaml b/pubspec.yaml
index cce8e7042..3cad21ba4 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -11,7 +11,7 @@ description: A new Flutter project.
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 0.7.6+0
+version: 0.7.7+0
 
 environment:
   sdk: ">=2.2.0 <3.0.0"
@@ -28,7 +28,7 @@ dependencies:
   animations:
   async:
   auto_animated: any
-  cached_network_image: ^2.3.0-rc
+  cached_network_image:
   charts_flutter:
   circular_check_box: ^1.0.1
   cloud_firestore: ^0.13.0+1