diff --git a/dcat-admin-extensions/dcat-admin/operation-log/LICENSE b/dcat-admin-extensions/dcat-admin/operation-log/LICENSE
new file mode 100644
index 0000000..6c0a95a
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 Dcat Admin
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/README.md b/dcat-admin-extensions/dcat-admin/operation-log/README.md
new file mode 100644
index 0000000..bf116d2
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/README.md
@@ -0,0 +1,12 @@
+<div align="center">
+    <img src="http://www.dcatadmin.com/assets/img/logo-text.png" height="80"> 
+</div>
+<br>
+
+
+## Dcat Admin 操作日志扩展
+
+### 安装
+
+下载`zip`压缩包，打开扩展管理页面，点击`本地安装`按钮选择提交，然后找到`form-step`行点击`启用`按钮。
+
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/composer.json b/dcat-admin-extensions/dcat-admin/operation-log/composer.json
new file mode 100644
index 0000000..4a062e4
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/composer.json
@@ -0,0 +1,31 @@
+{
+  "name": "dcat-admin/operation-log",
+  "description": "Dcat Admin 操作日志扩展",
+  "type": "library",
+  "keywords": ["dcat-admin", "extension"],
+  "homepage": "https://github.com/dcat-admin/operation-log",
+  "license": "MIT",
+  "authors": [
+    {
+      "name": "Jiangqh",
+      "email": "841324345@qq.com"
+    }
+  ],
+  "require": {
+    "php": ">=7.1.0",
+    "dcat/laravel-admin": "~2.0"
+  },
+  "autoload": {
+    "psr-4": {
+      "Dcat\\Admin\\OperationLog\\": "src/"
+    }
+  },
+  "extra": {
+    "dcat-admin": "Dcat\\Admin\\OperationLog\\OperationLogServiceProvider",
+    "laravel": {
+      "providers": [
+        "Dcat\\Admin\\OperationLog\\OperationLogServiceProvider"
+      ]
+    }
+  }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/en/log.php b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/en/log.php
new file mode 100644
index 0000000..5b822f3
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/en/log.php
@@ -0,0 +1,6 @@
+<?php
+
+return [
+    'title' => 'Operation Log',
+    'setting_title' => 'Operation Log',
+];
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_CN/log.php b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_CN/log.php
new file mode 100644
index 0000000..5d5db00
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_CN/log.php
@@ -0,0 +1,6 @@
+<?php
+
+return [
+    'title' => '操作日志',
+    'setting_title' => '操作日志',
+];
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_TW/log.php b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_TW/log.php
new file mode 100644
index 0000000..5d5db00
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/resources/lang/zh_TW/log.php
@@ -0,0 +1,6 @@
+<?php
+
+return [
+    'title' => '操作日志',
+    'setting_title' => '操作日志',
+];
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Controllers/LogController.php b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Controllers/LogController.php
new file mode 100644
index 0000000..7ff17b5
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Controllers/LogController.php
@@ -0,0 +1,109 @@
+<?php
+
+namespace Dcat\Admin\OperationLog\Http\Controllers;
+
+use Dcat\Admin\Grid;
+use Dcat\Admin\Http\JsonResponse;
+use Dcat\Admin\Layout\Content;
+use Dcat\Admin\OperationLog\Models\OperationLog;
+use Dcat\Admin\OperationLog\OperationLogServiceProvider;
+use Dcat\Admin\Support\Helper;
+use Illuminate\Support\Arr;
+
+class LogController
+{
+    public function index(Content $content)
+    {
+        return $content
+            ->title(OperationLogServiceProvider::trans('log.title'))
+            ->description(trans('admin.list'))
+            ->body($this->grid());
+    }
+
+    protected function grid()
+    {
+        return new Grid(OperationLog::with('user'), function (Grid $grid) {
+            $grid->column('id', 'ID')->sortable();
+            $grid->column('user', trans('admin.user'))
+                ->display(function ($user) {
+                    if (! $user) {
+                        return;
+                    }
+
+                    $user = Helper::array($user);
+
+                    return $user['name'] ?? ($user['username'] ?? $user['id']);
+                })
+                ->link(function () {
+                    if ($this->user) {
+                        return admin_url('auth/users/'.$this->user['id']);
+                    }
+                });
+
+            $grid->column('method', trans('admin.method'))
+                ->label(OperationLog::$methodColors)
+                ->filterByValue();
+
+            $grid->column('path', trans('admin.uri'))->display(function ($v) {
+                return "<code>$v</code>";
+            })->filterByValue();
+
+            $grid->column('ip', 'IP')->filterByValue();
+
+            $grid->column('input')->display(function ($input) {
+                $input = json_decode($input, true);
+
+                if (empty($input)) {
+                    return;
+                }
+
+                $input = Arr::except($input, ['_pjax', '_token', '_method', '_previous_']);
+
+                if (empty($input)) {
+                    return;
+                }
+
+                return '<pre class="dump" style="max-width: 500px">'.json_encode($input, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE).'</pre>';
+            });
+
+            $grid->column('created_at', trans('admin.created_at'));
+
+            $grid->model()->orderBy('id', 'DESC');
+
+            $grid->disableCreateButton();
+            $grid->disableQuickEditButton();
+            $grid->disableEditButton();
+            $grid->disableViewButton();
+            $grid->showColumnSelector();
+            $grid->setActionClass(Grid\Displayers\Actions::class);
+
+            $grid->filter(function (Grid\Filter $filter) {
+                $userModel = config('admin.database.users_model');
+
+                $filter->in('user_id', trans('admin.user'))
+                    ->multipleSelect($userModel::pluck('name', 'id'));
+
+                $filter->equal('method', trans('admin.method'))
+                    ->select(
+                        array_combine(OperationLog::$methods, OperationLog::$methods)
+                    );
+
+                $filter->like('path', trans('admin.uri'));
+                $filter->equal('ip', 'IP');
+                $filter->between('created_at')->datetime();
+            });
+        });
+    }
+
+    public function destroy($id)
+    {
+        $ids = explode(',', $id);
+
+        OperationLog::destroy(array_filter($ids));
+
+        return JsonResponse::make()
+            ->success(trans('admin.delete_succeeded'))
+            ->refresh()
+            ->send();
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Middleware/LogOperation.php b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Middleware/LogOperation.php
new file mode 100644
index 0000000..151f770
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/Middleware/LogOperation.php
@@ -0,0 +1,160 @@
+<?php
+
+namespace Dcat\Admin\OperationLog\Http\Middleware;
+
+use Dcat\Admin\Admin;
+use Dcat\Admin\OperationLog\Models\OperationLog as OperationLogModel;
+use Dcat\Admin\OperationLog\OperationLogServiceProvider;
+use Dcat\Admin\Support\Helper;
+use Illuminate\Http\Request;
+use Illuminate\Support\Str;
+
+class LogOperation
+{
+    protected $secretFields = [
+        'password',
+        'password_confirmation',
+    ];
+
+    protected $except = [
+        'dcat-admin.operation-log.*',
+    ];
+
+    protected $defaultAllowedMethods = ['GET', 'HEAD', 'POST', 'PUT', 'DELETE', 'CONNECT', 'OPTIONS', 'TRACE', 'PATCH'];
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param \Illuminate\Http\Request $request
+     * @param \Closure                 $next
+     *
+     * @return mixed
+     */
+    public function handle(Request $request, \Closure $next)
+    {
+        if ($this->shouldLogOperation($request)) {
+            $user = Admin::user();
+
+            $log = [
+                'user_id' => $user ? $user->id : 0,
+                'path'    => substr($request->path(), 0, 255),
+                'method'  => $request->method(),
+                'ip'      => $request->getClientIp(),
+                'input'   => $this->formatInput($request->input()),
+            ];
+
+            try {
+                OperationLogModel::create($log);
+            } catch (\Exception $exception) {
+                // pass
+            }
+        }
+
+        return $next($request);
+    }
+
+    /**
+     * @param array $input
+     *
+     * @return string
+     */
+    protected function formatInput(array $input)
+    {
+        foreach ($this->getSecretFields() as $field) {
+            if ($field && ! empty($input[$field])) {
+                $input[$field] = Str::limit($input[$field], 3, '******');
+            }
+        }
+
+        return json_encode($input, JSON_UNESCAPED_UNICODE);
+    }
+
+    /**
+     * @param string $key
+     * @param mixed  $default
+     *
+     * @return mixed
+     */
+    protected function setting($key, $default = null)
+    {
+        return OperationLogServiceProvider::setting($key, $default);
+    }
+
+    /**
+     * @param Request $request
+     *
+     * @return bool
+     */
+    protected function shouldLogOperation(Request $request)
+    {
+        return ! $this->inExceptArray($request)
+            && $this->inAllowedMethods($request->method());
+    }
+
+    /**
+     * Whether requests using this method are allowed to be logged.
+     *
+     * @param string $method
+     *
+     * @return bool
+     */
+    protected function inAllowedMethods($method)
+    {
+        $allowedMethods = collect($this->getAllowedMethods())->filter();
+
+        if ($allowedMethods->isEmpty()) {
+            return true;
+        }
+
+        return $allowedMethods->map(function ($method) {
+            return strtoupper($method);
+        })->contains($method);
+    }
+
+    /**
+     * Determine if the request has a URI that should pass through CSRF verification.
+     *
+     * @param \Illuminate\Http\Request $request
+     *
+     * @return bool
+     */
+    protected function inExceptArray($request)
+    {
+        if ($request->routeIs(admin_api_route_name('value'))) {
+            return true;
+        }
+
+        foreach ($this->except() as $except) {
+            if ($request->routeIs($except)) {
+                return true;
+            }
+
+            $except = admin_base_path($except);
+
+            if ($except !== '/') {
+                $except = trim($except, '/');
+            }
+
+            if (Helper::matchRequestPath($except)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    protected function except()
+    {
+        return array_merge((array) $this->setting('except'), $this->except);
+    }
+
+    protected function getSecretFields()
+    {
+        return array_merge((array) $this->setting('secret_fields'), $this->secretFields);
+    }
+
+    protected function getAllowedMethods()
+    {
+        return (array) ($this->setting('allowed_methods') ?: $this->defaultAllowedMethods);
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/Http/routes.php b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/routes.php
new file mode 100644
index 0000000..970f57a
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/Http/routes.php
@@ -0,0 +1,7 @@
+<?php
+
+use Dcat\Admin\OperationLog\Http\Controllers;
+use Illuminate\Support\Facades\Route;
+
+Route::get('auth/operation-logs', Controllers\LogController::class.'@index')->name('dcat-admin.operation-log.index');
+Route::delete('auth/operation-logs/{id}', Controllers\LogController::class.'@destroy')->name('dcat-admin.operation-log.destroy');
\ No newline at end of file
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/Models/OperationLog.php b/dcat-admin-extensions/dcat-admin/operation-log/src/Models/OperationLog.php
new file mode 100644
index 0000000..347974b
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/Models/OperationLog.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Dcat\Admin\OperationLog\Models;
+
+use Dcat\Admin\Traits\HasDateTimeFormatter;
+use Illuminate\Database\Eloquent\Model;
+
+class OperationLog extends Model
+{
+    use HasDateTimeFormatter;
+
+    protected $table = 'admin_operation_log';
+
+    protected $fillable = ['user_id', 'path', 'method', 'ip', 'input'];
+
+    public static $methodColors = [
+        'GET'    => 'primary',
+        'POST'   => 'success',
+        'PUT'    => 'blue',
+        'DELETE' => 'danger',
+    ];
+
+    public static $methods = [
+        'GET', 'POST', 'PUT', 'DELETE', 'OPTIONS', 'PATCH',
+        'LINK', 'UNLINK', 'COPY', 'HEAD', 'PURGE',
+    ];
+
+    public function __construct(array $attributes = [])
+    {
+        $this->connection = config('database.connection') ?: config('database.default');
+
+        parent::__construct($attributes);
+    }
+
+    /**
+     * Log belongs to users.
+     *
+     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
+     */
+    public function user()
+    {
+        return $this->belongsTo(config('admin.database.users_model'));
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/OperationLogServiceProvider.php b/dcat-admin-extensions/dcat-admin/operation-log/src/OperationLogServiceProvider.php
new file mode 100644
index 0000000..596827b
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/OperationLogServiceProvider.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Dcat\Admin\OperationLog;
+
+use Dcat\Admin\Extend\ServiceProvider;
+use Dcat\Admin\OperationLog\Http\Middleware\LogOperation;
+
+class OperationLogServiceProvider extends ServiceProvider
+{
+    protected $middleware = [
+        'middle' => [
+            LogOperation::class,
+        ],
+    ];
+
+    protected $menu = [
+        [
+            'title' => 'Operation Log',
+            'uri'   => 'auth/operation-logs',
+        ],
+    ];
+
+    public function settingForm()
+    {
+        return new Setting($this);
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/src/Setting.php b/dcat-admin-extensions/dcat-admin/operation-log/src/Setting.php
new file mode 100644
index 0000000..f50c4fe
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/src/Setting.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Dcat\Admin\OperationLog;
+
+use Dcat\Admin\Extend\Setting as Form;
+use Dcat\Admin\OperationLog\Models\OperationLog;
+use Dcat\Admin\Support\Helper;
+
+class Setting extends Form
+{
+    public function title()
+    {
+        return $this->trans('log.title');
+    }
+
+    protected function formatInput(array $input)
+    {
+        $input['except'] = Helper::array($input['except']);
+        $input['allowed_methods'] = Helper::array($input['allowed_methods']);
+
+        return $input;
+    }
+
+    public function form()
+    {
+        $this->tags('except');
+        $this->multipleSelect('allowed_methods')
+            ->options(array_combine(OperationLog::$methods, OperationLog::$methods));
+        $this->tags('secret_fields');
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/updates/create_opration_log_table.php b/dcat-admin-extensions/dcat-admin/operation-log/updates/create_opration_log_table.php
new file mode 100644
index 0000000..97ce3b3
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/updates/create_opration_log_table.php
@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateOperationLogTable extends Migration
+{
+    public function getConnection()
+    {
+        return config('database.connection') ?: config('database.default');
+    }
+
+    public function up()
+    {
+        if (! Schema::hasTable('admin_operation_log')) {
+            Schema::create('admin_operation_log', function (Blueprint $table) {
+                $table->bigIncrements('id')->unsigned();
+                $table->bigInteger('user_id');
+                $table->string('path');
+                $table->string('method', 10);
+                $table->string('ip');
+                $table->text('input');
+                $table->index('user_id');
+                $table->timestamps();
+            });
+        }
+    }
+
+    public function down()
+    {
+        Schema::dropIfExists('admin_operation_log');
+    }
+}
diff --git a/dcat-admin-extensions/dcat-admin/operation-log/version.php b/dcat-admin-extensions/dcat-admin/operation-log/version.php
new file mode 100644
index 0000000..1517a63
--- /dev/null
+++ b/dcat-admin-extensions/dcat-admin/operation-log/version.php
@@ -0,0 +1,8 @@
+<?php
+
+return [
+    '1.0.0' => [
+        'Initialize extension.',
+        'create_opration_log_table.php',
+    ],
+];