diff --git a/lib/model.dart b/lib/model.dart
new file mode 100644
index 0000000..8a61383
--- /dev/null
+++ b/lib/model.dart
@@ -0,0 +1,53 @@
+import 'package:uuid/uuid.dart';
+
+const uuid = Uuid();
+
+class FilterConfig {
+  final List<Filter> filters;
+
+  FilterConfig({required this.filters});
+}
+
+class Filter {
+  final String id;
+  final bool enabled;
+  final FilterRule rule;
+
+  Filter({required this.id, required this.enabled, required this.rule});
+}
+
+sealed class FilterRule {}
+
+class Leaf extends FilterRule {
+  final bool show;
+  final Map<String, Line> lines;
+
+  Leaf({required this.show, required this.lines});
+}
+
+class Group extends FilterRule {
+  final Map<String, Line> lines;
+  final List<Filter> filters;
+
+  Group({required this.lines, required this.filters});
+}
+
+sealed class Line {}
+
+class Settings {
+  final List<String> baseTypes;
+  final List<String> classes;
+  final List<String> rarities;
+  final List<String> minimapIconShapes;
+  final List<String> gameColors;
+  final List<String> ops;
+
+  Settings({
+    required this.baseTypes,
+    required this.classes,
+    required this.rarities,
+    required this.minimapIconShapes,
+    required this.gameColors,
+    required this.ops,
+  });
+}
diff --git a/pubspec.lock b/pubspec.lock
index cbb6965..612a2fc 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -17,6 +17,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  built_collection:
+    dependency: transitive
+    description:
+      name: built_collection
+      sha256: "376e3dd27b51ea877c28d525560790aee2e6fbb5f20e2f85d5081027d94e2100"
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.1.1"
+  built_value:
+    dependency: "direct main"
+    description:
+      name: built_value
+      sha256: "28a712df2576b63c6c005c465989a348604960c0958d28be5303ba9baa841ac2"
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.9.3"
   characters:
     dependency: transitive
     description:
@@ -41,6 +57,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.18.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      sha256: "1e445881f28f22d6140f181e07737b22f1e099a5e1ff94b0af2f9e4a463f4855"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.6"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -57,6 +81,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
+  fixnum:
+    dependency: transitive
+    description:
+      name: fixnum
+      sha256: b6dc7065e46c974bc7c5f143080a6764ec7a4be6da1285ececdc37be96de53be
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -66,10 +98,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
+      sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.0"
+    version: "5.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -103,10 +135,10 @@ packages:
     dependency: transitive
     description:
       name: lints
-      sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
+      sha256: "3315600f3fb3b135be672bf4a178c55f274bebe368325ae18462c89ac1e3b413"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.0"
+    version: "5.0.0"
   matcher:
     dependency: transitive
     description:
@@ -152,6 +184,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.10.0"
+  sprintf:
+    dependency: transitive
+    description:
+      name: sprintf
+      sha256: "1fc9ffe69d4df602376b52949af107d8f5703b77cda567c4d7d86a0693120f23"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.0"
   stack_trace:
     dependency: transitive
     description:
@@ -192,6 +232,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.7.2"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
+  uuid:
+    dependency: "direct main"
+    description:
+      name: uuid
+      sha256: a5be9ef6618a7ac1e964353ef476418026db906c4facdedaa299b7a2e71690ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.5.1"
   vector_math:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index c3d43dc..ae1d223 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -35,6 +35,8 @@ dependencies:
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.8
+  uuid: ^4.5.1
+  built_value: ^8.9.3
 
 dev_dependencies:
   flutter_test:
@@ -45,7 +47,7 @@ dev_dependencies:
   # activated in the `analysis_options.yaml` file located at the root of your
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
-  flutter_lints: ^4.0.0
+  flutter_lints: ^5.0.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec