diff --git a/app/Http/Controllers/Admin/ExportController.php b/app/Http/Controllers/Admin/ExportController.php
new file mode 100644
index 000000000..bd051c5b6
--- /dev/null
+++ b/app/Http/Controllers/Admin/ExportController.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Services\AnalyticsExporter;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\View\View;
+use Symfony\Component\HttpFoundation\BinaryFileResponse;
+
+class ExportController extends AdminController
+{
+    public function __construct(
+        private readonly AnalyticsExporter $exporter
+    ) {
+    }
+
+    public function index(Request $request): View
+    {
+        return view('admin.export');
+    }
+
+    public function store(Request $request): BinaryFileResponse
+    {
+        $request->validate([
+            'type' => 'required|string',
+        ]);
+
+        $filePath = $this->exporter->export($request->type);
+
+        return response()->download($filePath)->deleteFileAfterSend();
+    }
+}
diff --git a/app/Models/Chapter.php b/app/Models/Chapter.php
index 336d2201f..cd5066b6b 100644
--- a/app/Models/Chapter.php
+++ b/app/Models/Chapter.php
@@ -4,9 +4,9 @@
 
 use App\Presenters\ChapterPresenter;
 use Hemp\Presenter\Presentable;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
-use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphMany;
 
@@ -16,6 +16,7 @@
 class Chapter extends Model
 {
     use Presentable;
+    use HasFactory;
 
     public string $defaultPresenter = ChapterPresenter::class;
 
diff --git a/app/Models/Exercise.php b/app/Models/Exercise.php
index 548bb79a5..5f8e8e7f2 100644
--- a/app/Models/Exercise.php
+++ b/app/Models/Exercise.php
@@ -4,6 +4,7 @@
 
 use App\Presenters\ExercisePresenter;
 use Hemp\Presenter\Presentable;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
@@ -17,6 +18,7 @@
 class Exercise extends Model
 {
     use Presentable;
+    use HasFactory;
 
     public string $defaultPresenter = ExercisePresenter::class;
 
diff --git a/app/Services/AnalyticsExporter.php b/app/Services/AnalyticsExporter.php
new file mode 100644
index 000000000..855ef31dd
--- /dev/null
+++ b/app/Services/AnalyticsExporter.php
@@ -0,0 +1,105 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\Chapter;
+use App\Models\Comment;
+use App\Models\Exercise;
+use App\Models\Solution;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Support\Facades\Storage;
+use League\Csv\Writer;
+use Spatie\Activitylog\Models\Activity;
+
+class AnalyticsExporter
+{
+    public function export(string $type): string
+    {
+        return match ($type) {
+            'users'     => $this->exportUsers("export/users.csv"),
+            'chapters'  => $this->exportChapters("export/chapters.csv"),
+            'exercises' => $this->exportExercises("export/exercises.csv"),
+            'solutions' => $this->exportSolutions("export/solutions.csv"),
+            'comments'  => $this->exportComments("export/comments.csv"),
+            'activity'  => $this->exportActivityLog("export/activity.csv"),
+            default     => throw new \InvalidArgumentException("Unknown export type: {$type}"),
+        };
+    }
+
+    private function exportUsers(string $path): string
+    {
+        $data = User::select(['id', 'name', 'email', 'email_verified_at', 'github_name', 'points', 'created_at', 'is_admin'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function exportChapters(string $path): string
+    {
+        $data = Chapter::select(['id', 'path', 'parent_id', 'created_at'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function exportExercises(string $path): string
+    {
+        $data = Exercise::select(['id', 'chapter_id', 'path', 'created_at'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function exportSolutions(string $path): string
+    {
+        $data = Solution::select(['id', 'exercise_id', 'user_id', 'created_at'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function exportComments(string $path): string
+    {
+        $data = Comment::select(['id', 'user_id', 'commentable_type', 'commentable_id', 'parent_id', 'created_at'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function exportActivityLog(string $path): string
+    {
+        $data = Activity::select(['id', 'log_name', 'subject_id', 'subject_type', 'causer_id', 'event', 'created_at'])
+            ->get();
+
+        return $this->writeCsv($data, $path);
+    }
+
+    private function writeCsv(Collection $collection, string $path): string
+    {
+        $disk = Storage::disk();
+        $directory = dirname($path);
+
+        if (!$disk->exists($directory)) {
+            $disk->makeDirectory($directory);
+        }
+
+        $csv = Writer::createFromPath(
+            $disk->path($path),
+            'w+'
+        );
+
+        $csv->setDelimiter(',');
+        $csv->setNewline("\n");
+
+        if ($collection->isNotEmpty()) {
+            $csv->insertOne(array_keys($collection->first()->getAttributes()));
+
+            foreach ($collection as $item) {
+                $csv->insertOne(array_values($item->getAttributes()));
+            }
+        }
+
+        return $disk->path($path);
+    }
+}
diff --git a/composer.json b/composer.json
index a5b805b8a..eb9d5a8e4 100644
--- a/composer.json
+++ b/composer.json
@@ -39,6 +39,7 @@
         "laravel/socialite": "^5.11",
         "laravel/tinker": "^2.8",
         "laravel/ui": "^v4.2.3",
+        "league/csv": "^9.27",
         "mcamara/laravel-localization": "^2.0",
         "mikehaertl/php-shellcommand": "^1.7",
         "rollbar/rollbar-laravel": "^8.1.3",
diff --git a/composer.lock b/composer.lock
index 1decdc586..f3218de45 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "76ba7132a044b1e7ba7877e41dbe55f0",
+    "content-hash": "a1d58db17b678781ed2a56b354a4e3bf",
     "packages": [
         {
             "name": "brick/math",
@@ -3135,6 +3135,97 @@
             ],
             "time": "2022-12-11T20:36:23+00:00"
         },
+        {
+            "name": "league/csv",
+            "version": "9.27.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/thephpleague/csv.git",
+                "reference": "26de738b8fccf785397d05ee2fc07b6cd8749797"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/thephpleague/csv/zipball/26de738b8fccf785397d05ee2fc07b6cd8749797",
+                "reference": "26de738b8fccf785397d05ee2fc07b6cd8749797",
+                "shasum": ""
+            },
+            "require": {
+                "ext-filter": "*",
+                "php": "^8.1.2"
+            },
+            "require-dev": {
+                "ext-dom": "*",
+                "ext-xdebug": "*",
+                "friendsofphp/php-cs-fixer": "^3.75.0",
+                "phpbench/phpbench": "^1.4.1",
+                "phpstan/phpstan": "^1.12.27",
+                "phpstan/phpstan-deprecation-rules": "^1.2.1",
+                "phpstan/phpstan-phpunit": "^1.4.2",
+                "phpstan/phpstan-strict-rules": "^1.6.2",
+                "phpunit/phpunit": "^10.5.16 || ^11.5.22 || ^12.3.6",
+                "symfony/var-dumper": "^6.4.8 || ^7.3.0"
+            },
+            "suggest": {
+                "ext-dom": "Required to use the XMLConverter and the HTMLConverter classes",
+                "ext-iconv": "Needed to ease transcoding CSV using iconv stream filters",
+                "ext-mbstring": "Needed to ease transcoding CSV using mb stream filters",
+                "ext-mysqli": "Requiered to use the package with the MySQLi extension",
+                "ext-pdo": "Required to use the package with the PDO extension",
+                "ext-pgsql": "Requiered to use the package with the PgSQL extension",
+                "ext-sqlite3": "Required to use the package with the SQLite3 extension"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "9.x-dev"
+                }
+            },
+            "autoload": {
+                "files": [
+                    "src/functions_include.php"
+                ],
+                "psr-4": {
+                    "League\\Csv\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Ignace Nyamagana Butera",
+                    "email": "nyamsprod@gmail.com",
+                    "homepage": "https://github.com/nyamsprod/",
+                    "role": "Developer"
+                }
+            ],
+            "description": "CSV data manipulation made easy in PHP",
+            "homepage": "https://csv.thephpleague.com",
+            "keywords": [
+                "convert",
+                "csv",
+                "export",
+                "filter",
+                "import",
+                "read",
+                "transform",
+                "write"
+            ],
+            "support": {
+                "docs": "https://csv.thephpleague.com",
+                "issues": "https://github.com/thephpleague/csv/issues",
+                "rss": "https://github.com/thephpleague/csv/releases.atom",
+                "source": "https://github.com/thephpleague/csv"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/sponsors/nyamsprod",
+                    "type": "github"
+                }
+            ],
+            "time": "2025-10-25T08:35:20+00:00"
+        },
         {
             "name": "league/flysystem",
             "version": "3.30.2",
@@ -6097,20 +6188,20 @@
         },
         {
             "name": "ramsey/uuid",
-            "version": "4.9.1",
+            "version": "4.9.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ramsey/uuid.git",
-                "reference": "81f941f6f729b1e3ceea61d9d014f8b6c6800440"
+                "reference": "8429c78ca35a09f27565311b98101e2826affde0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ramsey/uuid/zipball/81f941f6f729b1e3ceea61d9d014f8b6c6800440",
-                "reference": "81f941f6f729b1e3ceea61d9d014f8b6c6800440",
+                "url": "https://api.github.com/repos/ramsey/uuid/zipball/8429c78ca35a09f27565311b98101e2826affde0",
+                "reference": "8429c78ca35a09f27565311b98101e2826affde0",
                 "shasum": ""
             },
             "require": {
-                "brick/math": "^0.8.8 || ^0.9 || ^0.10 || ^0.11 || ^0.12 || ^0.13 || ^0.14",
+                "brick/math": "^0.8.16 || ^0.9 || ^0.10 || ^0.11 || ^0.12 || ^0.13 || ^0.14",
                 "php": "^8.0",
                 "ramsey/collection": "^1.2 || ^2.0"
             },
@@ -6169,9 +6260,9 @@
             ],
             "support": {
                 "issues": "https://github.com/ramsey/uuid/issues",
-                "source": "https://github.com/ramsey/uuid/tree/4.9.1"
+                "source": "https://github.com/ramsey/uuid/tree/4.9.2"
             },
-            "time": "2025-09-04T20:59:21+00:00"
+            "time": "2025-12-14T04:43:48+00:00"
         },
         {
             "name": "rollbar/rollbar",
@@ -12812,12 +12903,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/Roave/SecurityAdvisories.git",
-                "reference": "415fded4fc00cd3df267d36e384e3e7454b39c40"
+                "reference": "1553067758ae7f3df13df7c7e232c62d928e1d23"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/415fded4fc00cd3df267d36e384e3e7454b39c40",
-                "reference": "415fded4fc00cd3df267d36e384e3e7454b39c40",
+                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/1553067758ae7f3df13df7c7e232c62d928e1d23",
+                "reference": "1553067758ae7f3df13df7c7e232c62d928e1d23",
                 "shasum": ""
             },
             "conflict": {
@@ -13088,6 +13179,7 @@
                 "floriangaerber/magnesium": "<0.3.1",
                 "fluidtypo3/vhs": "<5.1.1",
                 "fof/byobu": ">=0.3.0.0-beta2,<1.1.7",
+                "fof/pretty-mail": "<=1.1.2",
                 "fof/upload": "<1.2.3",
                 "foodcoopshop/foodcoopshop": ">=3.2,<3.6.1",
                 "fooman/tcpdf": "<6.2.22",
@@ -13288,6 +13380,7 @@
                 "microsoft/microsoft-graph-core": "<2.0.2",
                 "microweber/microweber": "<=2.0.19",
                 "mikehaertl/php-shellcommand": "<1.6.1",
+                "mineadmin/mineadmin": "<=3.0.9",
                 "miniorange/miniorange-saml": "<1.4.3",
                 "mittwald/typo3_forum": "<1.2.1",
                 "mobiledetect/mobiledetectlib": "<2.8.32",
@@ -13805,7 +13898,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2025-12-11T17:09:09+00:00"
+            "time": "2025-12-12T23:06:01+00:00"
         },
         {
             "name": "sebastian/cli-parser",
@@ -15356,5 +15449,5 @@
         "ext-zip": "*"
     },
     "platform-dev": {},
-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.9.0"
 }
diff --git a/database/factories/ChapterFactory.php b/database/factories/ChapterFactory.php
new file mode 100644
index 000000000..b540b3fd7
--- /dev/null
+++ b/database/factories/ChapterFactory.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\Chapter;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+class ChapterFactory extends Factory
+{
+    protected $model = Chapter::class;
+
+    public function definition(): array
+    {
+        return [
+            'path' => $this->faker->word,
+            'parent_id' => null,
+            'created_at' => now(),
+            'updated_at' => now(),
+        ];
+    }
+}
diff --git a/database/factories/ExerciseFactory.php b/database/factories/ExerciseFactory.php
new file mode 100644
index 000000000..7dfb3a6e2
--- /dev/null
+++ b/database/factories/ExerciseFactory.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\Exercise;
+use App\Models\Chapter;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+class ExerciseFactory extends Factory
+{
+    protected $model = Exercise::class;
+
+    public function definition(): array
+    {
+        return [
+            'chapter_id' => Chapter::factory(),
+            'path' => $this->faker->word,
+            'created_at' => now(),
+            'updated_at' => now(),
+        ];
+    }
+}
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index 8801f3fbe..5f70710ef 100644
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -17,9 +17,10 @@ public function definition(): array
             'email' => $this->faker->safeEmail,
             'email_verified_at' => now(),
             'github_name' => $this->faker->userName,
-            // password
+            'points' => $this->faker->numberBetween(0, 1000),
             'password' => '$2y$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi',
-            'remember_token' => str_random(10),
+            'remember_token' => \Str::random(10),
+            'is_admin' => false,
         ];
     }
 }
diff --git a/resources/lang/en/admin.php b/resources/lang/en/admin.php
index e6729cf88..59f6e77fa 100644
--- a/resources/lang/en/admin.php
+++ b/resources/lang/en/admin.php
@@ -83,4 +83,19 @@
         'empty' => 'No solutions found',
         'empty_user' => 'No solutions found for this user',
     ],
+    'export' => [
+        'title' => 'Data Export',
+        'select' => 'Select data to export',
+        'button' => 'Export',
+        'all' => 'All data',
+
+        'types' => [
+            'users' => 'Users',
+            'chapters' => 'Chapters',
+            'exercises' => 'Exercises',
+            'solutions' => 'Solutions',
+            'comments' => 'Comments',
+            'activity' => 'Activity log',
+        ],
+    ],
 ];
diff --git a/resources/lang/ru/admin.php b/resources/lang/ru/admin.php
index bd95d0f5a..daff1eaa9 100644
--- a/resources/lang/ru/admin.php
+++ b/resources/lang/ru/admin.php
@@ -82,4 +82,19 @@
         'empty' => 'Решения не найдены',
         'empty_user' => 'Решения этого пользователя не найдены',
     ],
+    'export' => [
+        'title' => 'Экспорт данных',
+        'select' => 'Выберите данные для экспорта',
+        'button' => 'Выгрузить',
+        'all' => 'Все данные',
+
+        'types' => [
+            'users' => 'Пользователи',
+            'chapters' => 'Главы',
+            'exercises' => 'Упражнения',
+            'solutions' => 'Решения',
+            'comments' => 'Комментарии',
+            'activity' => 'Журнал активности',
+        ],
+    ],
 ];
diff --git a/resources/views/admin/export.blade.php b/resources/views/admin/export.blade.php
new file mode 100644
index 000000000..4cab64d5f
--- /dev/null
+++ b/resources/views/admin/export.blade.php
@@ -0,0 +1,45 @@
+@extends('layouts.app')
+
+@section('title', __('admin.export.title'))
+
+@section('content')
+<div class="row my-4">
+    <div class="col-md-3 col-lg-2">
+        @include('admin.partials.navigation')
+    </div>
+
+    <div class="col-md-9 col-lg-10">
+        <div class="card">
+            <div class="card-body">
+                <h4 class="mb-4">
+                    <i class="bi bi-download"></i> {{ __('admin.export.title') }}
+                </h4>
+
+                <form method="POST" action="{{ route('admin.export.store') }}">
+                    @csrf
+
+                    <div class="mb-3">
+                        <label class="form-label">
+                            {{ __('admin.export.select') }}
+                        </label>
+
+                        <select name="type" class="form-select" required>
+                            <option value="users">{{ __('admin.export.types.users') }}</option>
+                            <option value="chapters">{{ __('admin.export.types.chapters') }}</option>
+                            <option value="exercises">{{ __('admin.export.types.exercises') }}</option>
+                            <option value="solutions">{{ __('admin.export.types.solutions') }}</option>
+                            <option value="comments">{{ __('admin.export.types.comments') }}</option>
+                            <option value="activity">{{ __('admin.export.types.activity') }}</option>
+                        </select>
+                    </div>
+
+                    <button type="submit" class="btn btn-primary">
+                        <i class="bi bi-file-earmark-arrow-up"></i>
+                        {{ __('admin.export.button') }}
+                    </button>
+                </form>
+            </div>
+        </div>
+    </div>
+</div>
+@endsection
diff --git a/resources/views/admin/partials/navigation.blade.php b/resources/views/admin/partials/navigation.blade.php
index 1f2e579c5..1b40d5eaa 100644
--- a/resources/views/admin/partials/navigation.blade.php
+++ b/resources/views/admin/partials/navigation.blade.php
@@ -11,4 +11,8 @@
        href="{{ route('admin.solutions.index', request()->only(['filter'])) }}">
         <i class="bi bi-code-square"></i> {{ __('admin.solutions.title') }}
     </a>
+    <a class="nav-link {{ request()->routeIs('admin.export.*') ? 'active' : '' }}"
+       href="{{ route('admin.export.index', request()->only(['filter'])) }}">
+        <i class="bi bi-download"></i> {{ __('admin.export.title') }}
+    </a>
 </nav>
diff --git a/resources/views/layouts/_nav.blade.php b/resources/views/layouts/_nav.blade.php
index acbc47828..c23b2074e 100644
--- a/resources/views/layouts/_nav.blade.php
+++ b/resources/views/layouts/_nav.blade.php
@@ -56,6 +56,9 @@ class="nav-link link-info p-2">{{ __('layout.nav.sicp_book') }}</a></li>
                   <a class="dropdown-item" href="{{ route('admin.solutions.index') }}">
                     <i class="bi bi-code-square"></i> {{ __('admin.solutions.title') }}
                   </a>
+                  <a class="dropdown-item" href="{{ route('admin.export.index') }}">
+                    <i class="bi bi-download"></i> {{ __('admin.export.title') }}
+                  </a>
                 </li>
               </ul>
             </li>
diff --git a/routes/web.php b/routes/web.php
index 67afccb9c..bc9dad545 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -56,6 +56,7 @@
         Route::resource('users', 'UserController')->only('index');
         Route::resource('comments', 'CommentController')->only('index');
         Route::resource('solutions', 'SolutionController')->only('index');
+        Route::resource('export', 'ExportController')->only('index', 'store');
     });
 
     Route::fallback(function () {
diff --git a/tests/Feature/Http/Controllers/Admin/ExportControllerTest.php b/tests/Feature/Http/Controllers/Admin/ExportControllerTest.php
new file mode 100644
index 000000000..e433614eb
--- /dev/null
+++ b/tests/Feature/Http/Controllers/Admin/ExportControllerTest.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Tests\Feature\Controllers\Admin;
+
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Storage;
+use Tests\TestCase;
+
+class ExportControllerTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function testExportUsersCsv(): void
+    {
+        Storage::disk('local')->deleteDirectory('export');
+
+        $user = User::factory()->create([
+            'name'  => 'John Doe',
+            'email' => 'john@example.com',
+        ]);
+
+        $response = $this->post(route('admin.export.store'), [
+            'type' => 'users',
+        ]);
+
+        $response->assertStatus(200);
+        $response->assertHeader('content-disposition');
+
+        $filePath = storage_path('app/export/users.csv');
+
+        $this->assertFileExists($filePath);
+
+        $content = file_get_contents($filePath);
+        $this->assertStringContainsString((string) $user->id, $content);
+        $this->assertStringContainsString('John Doe', $content);
+        $this->assertStringContainsString('john@example.com', $content);
+    }
+
+    public function testExportInvalidTypeThrowsException(): void
+    {
+        $this->expectException(\InvalidArgumentException::class);
+
+        $this->post(route('admin.export.store'), [
+            'type' => 'invalid_type',
+        ]);
+    }
+}
diff --git a/tests/Feature/Services/AnalyticsExporterTest.php b/tests/Feature/Services/AnalyticsExporterTest.php
new file mode 100644
index 000000000..e3aee6093
--- /dev/null
+++ b/tests/Feature/Services/AnalyticsExporterTest.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace Tests\Feature\Services;
+
+use App\Models\User;
+use App\Services\AnalyticsExporter;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Storage;
+use Tests\TestCase;
+
+class AnalyticsExporterTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+        Storage::fake();
+    }
+
+public function testExportEachTypeCreatesCsvFile(): void
+{
+    Storage::fake();
+
+    $this->seed();
+
+    $service = new AnalyticsExporter();
+
+    $types = [
+        'users'     => 'export/users.csv',
+        'chapters'  => 'export/chapters.csv',
+        'exercises' => 'export/exercises.csv',
+        'solutions' => 'export/solutions.csv',
+        'comments'  => 'export/comments.csv',
+        'activity'  => 'export/activity.csv',
+    ];
+
+    foreach ($types as $type => $path) {
+        $service->export($type);
+        Storage::assertExists($path);
+    }
+}
+
+    public function testUsersCsvContainsCorrectHeadersAndRow(): void
+    {
+        $user = User::factory()->create([
+            'name'  => 'John Doe',
+            'email' => 'john@example.com',
+        ]);
+
+        $service = new AnalyticsExporter();
+
+        $service->export('users');
+
+        $content = Storage::get('export/users.csv');
+        $lines = explode("\n", trim($content));
+
+        $expectedHeader = [
+            'id',
+            'name',
+            'email',
+            'email_verified_at',
+            'github_name',
+            'points',
+            'created_at',
+            'is_admin',
+        ];
+
+        $this->assertEquals($expectedHeader, str_getcsv($lines[0]));
+        $this->assertStringContainsString((string) $user->id, $lines[1]);
+        $this->assertStringContainsString('John Doe', $lines[1]);
+        $this->assertStringContainsString('john@example.com', $lines[1]);
+    }
+
+    public function testEmptyTablesProduceEmptyCsv(): void
+    {
+        $service = new AnalyticsExporter();
+
+        $service->export('chapters');
+
+        $content = Storage::get('export/chapters.csv');
+        $this->assertSame('', $content);
+    }
+}