diff --git a/app/Http/Controllers/CommunitiesController.php b/app/Http/Controllers/CommunitiesController.php
new file mode 100644
index 0000000..3321035
--- /dev/null
+++ b/app/Http/Controllers/CommunitiesController.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Community;
+use App\Models\PlatformInstance;
+use Illuminate\Http\Request;
+use Illuminate\Contracts\View\View;
+use Illuminate\Http\RedirectResponse;
+
+class CommunitiesController extends Controller
+{
+    public function index(): View
+    {
+        $communities = Community::with('platformInstance')
+            ->orderBy('platform_instance_id')
+            ->orderBy('name')
+            ->get();
+        
+        return view('pages.communities.index', compact('communities'));
+    }
+
+    public function create(): View
+    {
+        $instances = PlatformInstance::where('is_active', true)
+            ->orderBy('name')
+            ->get();
+            
+        return view('pages.communities.create', compact('instances'));
+    }
+
+    public function store(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'platform_instance_id' => 'required|exists:platform_instances,id',
+            'name' => 'required|string|max:255',
+            'display_name' => 'required|string|max:255',
+            'community_id' => 'required|string|max:255',
+            'description' => 'nullable|string',
+        ]);
+
+        Community::create($validated);
+
+        return redirect()->route('communities.index')
+            ->with('success', 'Community created successfully!');
+    }
+
+    public function edit(Community $community): View
+    {
+        $instances = PlatformInstance::where('is_active', true)
+            ->orderBy('name')
+            ->get();
+            
+        return view('pages.communities.edit', compact('community', 'instances'));
+    }
+
+    public function update(Request $request, Community $community): RedirectResponse
+    {
+        $validated = $request->validate([
+            'platform_instance_id' => 'required|exists:platform_instances,id',
+            'name' => 'required|string|max:255',
+            'display_name' => 'required|string|max:255',
+            'community_id' => 'required|string|max:255',
+            'description' => 'nullable|string',
+        ]);
+
+        $community->update($validated);
+
+        return redirect()->route('communities.index')
+            ->with('success', 'Community updated successfully!');
+    }
+
+    public function destroy(Community $community): RedirectResponse
+    {
+        $community->delete();
+
+        return redirect()->route('communities.index')
+            ->with('success', 'Community deleted successfully!');
+    }
+}
\ No newline at end of file
diff --git a/app/Jobs/PublishToLemmyJob.php b/app/Jobs/PublishToLemmyJob.php
index 116919c..0fa49d9 100644
--- a/app/Jobs/PublishToLemmyJob.php
+++ b/app/Jobs/PublishToLemmyJob.php
@@ -38,10 +38,12 @@ public function handle(): void
         ]);
 
         try {
-            LemmyPublisher::fromActiveAccount()->publish($this->article, $extractedData);
+            $publications = LemmyPublisher::fromActiveAccount()->publish($this->article, $extractedData);
 
             logger()->info('Article published successfully', [
-                'article_id' => $this->article->id
+                'article_id' => $this->article->id,
+                'publications_count' => $publications->count(),
+                'communities' => $publications->pluck('community_id')->toArray()
             ]);
 
         } catch (PublishException $e) {
diff --git a/app/Models/Community.php b/app/Models/Community.php
new file mode 100644
index 0000000..012ba4e
--- /dev/null
+++ b/app/Models/Community.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+/**
+ * @method static create(array $validated)
+ * @property PlatformInstance $platformInstance
+ */
+class Community extends Model
+{
+    protected $fillable = [
+        'platform_instance_id',
+        'name',
+        'display_name',
+        'community_id',
+        'description',
+        'is_active'
+    ];
+
+    protected $casts = [
+        'is_active' => 'boolean'
+    ];
+
+    public function platformInstance(): BelongsTo
+    {
+        return $this->belongsTo(PlatformInstance::class);
+    }
+
+    public function platformAccounts(): BelongsToMany
+    {
+        return $this->belongsToMany(PlatformAccount::class, 'account_communities')
+            ->withPivot(['is_active', 'priority'])
+            ->withTimestamps();
+    }
+
+    public function getFullNameAttribute(): string
+    {
+        return $this->platformInstance->url . '/c/' . $this->name;
+    }
+}
diff --git a/app/Models/PlatformAccount.php b/app/Models/PlatformAccount.php
index b4a5c4b..0ca039b 100644
--- a/app/Models/PlatformAccount.php
+++ b/app/Models/PlatformAccount.php
@@ -5,6 +5,7 @@
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Casts\Attribute;
 use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Support\Carbon;
 use Illuminate\Support\Facades\Crypt;
 use App\Enums\PlatformEnum;
@@ -21,6 +22,7 @@
  * @property string $status
  * @property Carbon $created_at
  * @property Carbon $updated_at
+ * @property Collection $activeCommunities
  * @method static where(string $string, PlatformEnum $platform)
  * @method static orderBy(string $string)
  * @method static create(array $validated)
@@ -83,4 +85,18 @@ public function setAsActive(): void
         // Activate this account
         $this->update(['is_active' => true]);
     }
+
+    public function communities(): BelongsToMany
+    {
+        return $this->belongsToMany(Community::class, 'account_communities')
+            ->withPivot(['is_active', 'priority'])
+            ->withTimestamps();
+    }
+
+    public function activeCommunities(): BelongsToMany
+    {
+        return $this->communities()
+            ->wherePivot('is_active', true)
+            ->orderByPivot('priority', 'desc');
+    }
 }
diff --git a/app/Models/PlatformInstance.php b/app/Models/PlatformInstance.php
new file mode 100644
index 0000000..5acdd65
--- /dev/null
+++ b/app/Models/PlatformInstance.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Models;
+
+use App\Enums\PlatformEnum;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+/**
+ * @method static updateOrCreate(array $array, $instanceData)
+ * @method static where(string $string, mixed $operator)
+ * @property PlatformEnum $platform
+ * @property string $url
+ * @property string $name
+ * @property string $description
+ * @property boolean $is_active
+ */
+class PlatformInstance extends Model
+{
+    protected $fillable = [
+        'platform',
+        'url',
+        'name',
+        'description',
+        'is_active'
+    ];
+
+    protected $casts = [
+        'platform' => PlatformEnum::class,
+        'is_active' => 'boolean'
+    ];
+
+    public function communities(): HasMany
+    {
+        return $this->hasMany(Community::class);
+    }
+
+    public static function findByUrl(PlatformEnum $platform, string $url): ?self
+    {
+        return static::where('platform', $platform)
+            ->where('url', $url)
+            ->first();
+    }
+}
diff --git a/app/Modules/Lemmy/Services/LemmyPublisher.php b/app/Modules/Lemmy/Services/LemmyPublisher.php
index a792a1f..8ba5d44 100644
--- a/app/Modules/Lemmy/Services/LemmyPublisher.php
+++ b/app/Modules/Lemmy/Services/LemmyPublisher.php
@@ -3,12 +3,14 @@
 namespace App\Modules\Lemmy\Services;
 
 use App\Enums\PlatformEnum;
+use App\Exceptions\PlatformAuthException;
 use App\Exceptions\PublishException;
 use App\Models\Article;
 use App\Models\ArticlePublication;
 use App\Models\PlatformAccount;
 use App\Services\Auth\LemmyAuthService;
 use Exception;
+use Illuminate\Support\Collection;
 use Illuminate\Support\Facades\Cache;
 use RuntimeException;
 
@@ -28,7 +30,7 @@ public static function fromActiveAccount(): self
         $accounts = PlatformAccount::getActive(PlatformEnum::LEMMY);
 
         if ($accounts->isEmpty()) {
-            throw new RuntimeException('No active Lemmy accounts configured');
+            throw new RuntimeException('No active Lemmy accounts configured'); // TODO Also make this into a PublishException
         }
 
         return new self($accounts->first());
@@ -37,52 +39,55 @@ public static function fromActiveAccount(): self
     /**
      * @throws PublishException
      */
-    public function publish(Article $article, array $extractedData): ArticlePublication
+    public function publish(Article $article, array $extractedData): Collection
     {
-        try {
-            $token = LemmyAuthService::getToken($this->account);
-            $communityId = $this->getCommunityId();
+        $publications = collect();
+        $activeCommunities = $this->account->activeCommunities;
 
-            $languageId = $this->getLanguageIdForSource($article->url);
-
-            $postData = $this->api->createPost(
-                $token,
-                $extractedData['title'] ?? 'Untitled',
-                $extractedData['description'] ?? '',
-                $communityId,
-                $article->url,
-                $extractedData['thumbnail'] ?? null,
-                $languageId
-            );
-
-            return $this->createPublicationRecord($article, $postData, $communityId);
-        } catch (Exception $e) {
-            throw new PublishException($article, PlatformEnum::LEMMY, $e);
+        if ($activeCommunities->isEmpty()) {
+            throw new PublishException($article, PlatformEnum::LEMMY, new RuntimeException('No active communities configured for account: ' . $this->account->username));
         }
+
+        $activeCommunities->each(function ($community) use ($article, $extractedData, $publications) {
+            try {
+                $publication = $this->publishToCommunity($article, $extractedData, $community);
+                $publications->push($publication);
+            } catch (Exception $e) {
+                logger()->warning('Failed to publish to community', [
+                    'article_id' => $article->id,
+                    'community' => $community->name,
+                    'error' => $e->getMessage()
+                ]);
+            }
+        });
+
+        if ($publications->isEmpty()) {
+            throw new PublishException($article, PlatformEnum::LEMMY, new RuntimeException('Failed to publish to any community'));
+        }
+
+        return $publications;
     }
 
     /**
+     * @throws PlatformAuthException
      * @throws Exception
      */
-    private function getCommunityId(): int
+    private function publishToCommunity(Article $article, array $extractedData, $community): ArticlePublication
     {
-        $community = config('lemmy.community');
+        $token = LemmyAuthService::getToken($this->account);
+        $languageId = $this->getLanguageIdForSource($article->url);
 
-        if (! $community) {
-            throw new RuntimeException('No community configured in config');
-        }
+        $postData = $this->api->createPost(
+            $token,
+            $extractedData['title'] ?? 'Untitled',
+            $extractedData['description'] ?? '',
+            (int) $community->community_id,
+            $article->url,
+            $extractedData['thumbnail'] ?? null,
+            $languageId
+        );
 
-        $cacheKey = "lemmy_community_id_$community";
-        $cachedId = Cache::get($cacheKey);
-
-        if ($cachedId) {
-            return $cachedId;
-        }
-
-        $communityId = $this->api->getCommunityId($community);
-        Cache::put($cacheKey, $communityId, 3600);
-
-        return $communityId;
+        return $this->createPublicationRecord($article, $postData, (int) $community->community_id);
     }
 
     private function createPublicationRecord(Article $article, array $postData, int $communityId): ArticlePublication
diff --git a/database/migrations/2025_07_04_233000_create_platform_instances_table.php b/database/migrations/2025_07_04_233000_create_platform_instances_table.php
new file mode 100644
index 0000000..23521db
--- /dev/null
+++ b/database/migrations/2025_07_04_233000_create_platform_instances_table.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('platform_instances', function (Blueprint $table) {
+            $table->id();
+            $table->enum('platform', ['lemmy']);
+            $table->string('url'); // lemmy.world, beehaw.org
+            $table->string('name'); // "Lemmy World", "Beehaw"
+            $table->text('description')->nullable();
+            $table->boolean('is_active')->default(true);
+            $table->timestamps();
+
+            $table->unique(['platform', 'url']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('platform_instances');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/2025_07_04_233100_create_communities_table.php b/database/migrations/2025_07_04_233100_create_communities_table.php
new file mode 100644
index 0000000..48ae8a9
--- /dev/null
+++ b/database/migrations/2025_07_04_233100_create_communities_table.php
@@ -0,0 +1,29 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('communities', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('platform_instance_id')->constrained()->onDelete('cascade');
+            $table->string('name'); // "technology"
+            $table->string('display_name'); // "Technology"
+            $table->string('community_id'); // API ID from platform
+            $table->text('description')->nullable();
+            $table->boolean('is_active')->default(true);
+            $table->timestamps();
+
+            $table->unique(['platform_instance_id', 'name']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('communities');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/2025_07_04_233200_create_account_communities_table.php b/database/migrations/2025_07_04_233200_create_account_communities_table.php
new file mode 100644
index 0000000..02bd15c
--- /dev/null
+++ b/database/migrations/2025_07_04_233200_create_account_communities_table.php
@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('account_communities', function (Blueprint $table) {
+            $table->foreignId('platform_account_id')->constrained()->onDelete('cascade');
+            $table->foreignId('community_id')->constrained()->onDelete('cascade');
+            $table->boolean('is_active')->default(false);
+            $table->integer('priority')->default(0); // for ordering
+            $table->timestamps();
+
+            $table->primary(['platform_account_id', 'community_id']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('account_communities');
+    }
+};
\ No newline at end of file
diff --git a/database/seeders/PlatformInstanceSeeder.php b/database/seeders/PlatformInstanceSeeder.php
new file mode 100644
index 0000000..1b3e841
--- /dev/null
+++ b/database/seeders/PlatformInstanceSeeder.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Enums\PlatformEnum;
+use App\Models\PlatformInstance;
+use Illuminate\Database\Seeder;
+
+class PlatformInstanceSeeder extends Seeder
+{
+    public function run(): void
+    {
+        collect([
+            [
+                'platform' => PlatformEnum::LEMMY,
+                'url' => 'belgae.social',
+                'name' => 'Belgae Social',
+                'description' => 'A Belgian Lemmy instance on the fediverse',
+            ],
+        ])->each (fn ($instanceData) =>
+            PlatformInstance::updateOrCreate(
+                [
+                    'platform' => $instanceData['platform'],
+                    'url' => $instanceData['url'],
+                ],
+                $instanceData
+            )
+        );
+    }
+}
\ No newline at end of file
diff --git a/resources/views/partials/sidebar.blade.php b/resources/views/partials/sidebar.blade.php
index bc504ed..c19df02 100644
--- a/resources/views/partials/sidebar.blade.php
+++ b/resources/views/partials/sidebar.blade.php
@@ -1,10 +1,9 @@
-<!-- Sidebar -->
 <div class="bg-gray-800 text-white w-64 flex-shrink-0">
     <div class="p-4">
         <h2 class="text-xl font-bold">Lemmy Poster</h2>
         <p class="text-gray-400 text-sm">Admin Panel</p>
     </div>
-    
+
     <nav class="mt-8">
         <a href="/articles" class="flex items-center px-4 py-3 text-gray-300 hover:bg-gray-700 hover:text-white transition-colors {{ request()->is('articles') ? 'bg-gray-700 text-white' : '' }}">
             <i class="fas fa-newspaper mr-3"></i>
@@ -14,6 +13,10 @@
             <i class="fas fa-share-alt mr-3"></i>
             Platforms
         </a>
+        <a href="/communities" class="flex items-center px-4 py-3 text-gray-300 hover:bg-gray-700 hover:text-white transition-colors {{ request()->is('communities*') ? 'bg-gray-700 text-white' : '' }}">
+            <i class="fas fa-users mr-3"></i>
+            Communities
+        </a>
         <a href="/logs" class="flex items-center px-4 py-3 text-gray-300 hover:bg-gray-700 hover:text-white transition-colors {{ request()->is('logs') ? 'bg-gray-700 text-white' : '' }}">
             <i class="fas fa-list mr-3"></i>
             Logs
@@ -23,4 +26,4 @@
             Queue Monitor
         </a>
     </nav>
-</div>
\ No newline at end of file
+</div>
diff --git a/routes/web.php b/routes/web.php
index f45c4f1..a5e583b 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -23,3 +23,5 @@
 
 Route::resource('platforms', App\Http\Controllers\PlatformAccountsController::class)->names('platforms');
 Route::post('/platforms/{platformAccount}/set-active', [App\Http\Controllers\PlatformAccountsController::class, 'setActive'])->name('platforms.set-active');
+
+Route::resource('communities', App\Http\Controllers\CommunitiesController::class)->names('communities');