diff --git a/doc/src/hexdoc/cli/main.py b/doc/src/hexdoc/cli/main.py
index bfd68966..78d77671 100644
--- a/doc/src/hexdoc/cli/main.py
+++ b/doc/src/hexdoc/cli/main.py
@@ -8,10 +8,10 @@ from typing import Annotated, Union
 
 import typer
 
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import I18n
 from hexdoc.minecraft.assets.textures import AnimatedTexture, Texture
-from hexdoc.utils import ModResourceLoader
-from hexdoc.utils.resource import ResourceLocation
 
 from .utils.load import load_book, load_books, load_common_data
 from .utils.render import create_jinja_env, render_book
diff --git a/doc/src/hexdoc/cli/utils/load.py b/doc/src/hexdoc/cli/utils/load.py
index 31eb87ed..ca2c3517 100644
--- a/doc/src/hexdoc/cli/utils/load.py
+++ b/doc/src/hexdoc/cli/utils/load.py
@@ -2,13 +2,14 @@ import logging
 import subprocess
 from pathlib import Path
 
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.metadata import HexdocMetadata
+from hexdoc.core.properties import Properties
 from hexdoc.hexcasting.hex_book import load_hex_book
 from hexdoc.minecraft import I18n
-from hexdoc.minecraft.assets.textures import Texture
+from hexdoc.minecraft.assets import Texture
 from hexdoc.patchouli import Book
 from hexdoc.plugin import PluginManager
-from hexdoc.utils import ModResourceLoader, Properties
-from hexdoc.utils.metadata import HexdocMetadata
 
 from .logging import setup_logging
 
diff --git a/doc/src/hexdoc/cli/utils/render.py b/doc/src/hexdoc/cli/utils/render.py
index 3a321243..6b852ce6 100644
--- a/doc/src/hexdoc/cli/utils/render.py
+++ b/doc/src/hexdoc/cli/utils/render.py
@@ -14,20 +14,20 @@ from jinja2 import (
 )
 from jinja2.sandbox import SandboxedEnvironment
 
+from hexdoc.core.metadata import HexdocMetadata
+from hexdoc.core.properties import Properties
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import I18n
 from hexdoc.minecraft.assets.textures import AnimatedTexture, Texture
 from hexdoc.patchouli import Book
-from hexdoc.utils import Properties
-from hexdoc.utils.jinja_extensions import (
-    IncludeRawExtension,
+from hexdoc.utils.jinja.extensions import IncludeRawExtension
+from hexdoc.utils.jinja.macros import (
     hexdoc_block,
     hexdoc_localize,
     hexdoc_texture,
     hexdoc_wrap,
 )
-from hexdoc.utils.metadata import HexdocMetadata
 from hexdoc.utils.path import write_to_path
-from hexdoc.utils.resource import ResourceLocation
 
 from .sitemap import MARKER_NAME, SitemapMarker
 
diff --git a/doc/src/hexdoc/cli/utils/sitemap.py b/doc/src/hexdoc/cli/utils/sitemap.py
index d951596c..cf5bf05c 100644
--- a/doc/src/hexdoc/cli/utils/sitemap.py
+++ b/doc/src/hexdoc/cli/utils/sitemap.py
@@ -4,7 +4,7 @@ from pathlib import Path
 
 from pydantic import Field, TypeAdapter
 
-from hexdoc.utils import DEFAULT_CONFIG, HexdocModel
+from hexdoc.model import DEFAULT_CONFIG, HexdocModel
 from hexdoc.utils.path import write_to_path
 
 MARKER_NAME = ".sitemap-marker.json"
diff --git a/doc/src/hexdoc/core/__init__.py b/doc/src/hexdoc/core/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/doc/src/hexdoc/utils/compat.py b/doc/src/hexdoc/core/compat.py
similarity index 100%
rename from doc/src/hexdoc/utils/compat.py
rename to doc/src/hexdoc/core/compat.py
diff --git a/doc/src/hexdoc/utils/resource_loader.py b/doc/src/hexdoc/core/loader.py
similarity index 97%
rename from doc/src/hexdoc/utils/resource_loader.py
rename to doc/src/hexdoc/core/loader.py
index 6f7c6d89..0a910196 100644
--- a/doc/src/hexdoc/utils/resource_loader.py
+++ b/doc/src/hexdoc/core/loader.py
@@ -12,12 +12,12 @@ from typing import Any, Callable, Literal, Self, TypeVar, overload
 
 from pydantic.dataclasses import dataclass
 
-from hexdoc.plugin.manager import PluginManager
+from hexdoc.model import DEFAULT_CONFIG, HexdocModel, ValidationContext
+from hexdoc.plugin import PluginManager
+from hexdoc.utils.deserialize.json import JSONDict, decode_json_dict
+from hexdoc.utils.iterators import must_yield_something
+from hexdoc.utils.path import strip_suffixes, write_to_path
 
-from .deserialize import JSONDict, decode_json_dict
-from .iterators import must_yield_something
-from .model import DEFAULT_CONFIG, HexdocModel, ValidationContext
-from .path import strip_suffixes, write_to_path
 from .properties import Properties
 from .resource import PathResourceDir, ResourceLocation, ResourceType
 
diff --git a/doc/src/hexdoc/utils/metadata.py b/doc/src/hexdoc/core/metadata.py
similarity index 90%
rename from doc/src/hexdoc/utils/metadata.py
rename to doc/src/hexdoc/core/metadata.py
index 2a7de0a9..1c1f8cad 100644
--- a/doc/src/hexdoc/utils/metadata.py
+++ b/doc/src/hexdoc/core/metadata.py
@@ -3,9 +3,9 @@ from typing import Self
 
 from pydantic import model_validator
 
-from hexdoc.minecraft.assets.textures import Texture, TextureContext
+from hexdoc.minecraft.assets import Texture, TextureContext
+from hexdoc.model import HexdocModel
 
-from .model import HexdocModel
 from .properties import NoTrailingSlashHttpUrl
 from .resource import ResourceLocation
 
diff --git a/doc/src/hexdoc/utils/properties.py b/doc/src/hexdoc/core/properties.py
similarity index 82%
rename from doc/src/hexdoc/utils/properties.py
rename to doc/src/hexdoc/core/properties.py
index cd0853b2..c262c654 100644
--- a/doc/src/hexdoc/utils/properties.py
+++ b/doc/src/hexdoc/core/properties.py
@@ -3,15 +3,15 @@ from __future__ import annotations
 import logging
 import re
 from pathlib import Path
-from typing import Annotated, Any, Self
+from typing import Annotated, Any, Self, dataclass_transform
 
-from pydantic import AfterValidator, Field, HttpUrl, field_validator
+from pydantic import AfterValidator, Field, HttpUrl, field_validator, model_validator
 from pydantic_settings import BaseSettings, SettingsConfigDict
 
-from .cd import RelativePath, relative_path_root
-from .model import StripHiddenModel
-from .resource import ResourceDir, ResourceLocation
-from .toml_placeholders import load_toml_with_placeholders
+from hexdoc.core.resource import ResourceDir, ResourceLocation
+from hexdoc.model import HexdocModel
+from hexdoc.utils.cd import RelativePath, relative_path_root
+from hexdoc.utils.deserialize.toml import load_toml_with_placeholders
 
 NoTrailingSlashHttpUrl = Annotated[
     str,
@@ -20,6 +20,22 @@ NoTrailingSlashHttpUrl = Annotated[
 ]
 
 
+@dataclass_transform()
+class StripHiddenModel(HexdocModel):
+    """Base model which removes all keys starting with _ before validation."""
+
+    @model_validator(mode="before")
+    def _pre_root_strip_hidden(cls, values: Any) -> Any:
+        if not isinstance(values, dict):
+            return values
+
+        return {
+            key: value
+            for key, value in values.items()
+            if not (isinstance(key, str) and key.startswith("_"))
+        }
+
+
 class EnvironmentVariableProps(BaseSettings):
     model_config = SettingsConfigDict(env_file=".env")
 
diff --git a/doc/src/hexdoc/utils/resource.py b/doc/src/hexdoc/core/resource.py
similarity index 99%
rename from doc/src/hexdoc/utils/resource.py
rename to doc/src/hexdoc/core/resource.py
index 20fbea46..d0adc526 100644
--- a/doc/src/hexdoc/utils/resource.py
+++ b/doc/src/hexdoc/core/resource.py
@@ -19,11 +19,10 @@ from pydantic import ValidationInfo, field_validator, model_serializer, model_va
 from pydantic.dataclasses import dataclass
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
+from hexdoc.model import DEFAULT_CONFIG, HexdocModel
 from hexdoc.plugin import PluginManager
 from hexdoc.utils.cd import RelativePath, relative_path_root
 
-from .model import DEFAULT_CONFIG, HexdocModel
-
 ResourceType = Literal["assets", "data", ""]
 
 
diff --git a/doc/src/hexdoc/hexcasting/hex_book.py b/doc/src/hexdoc/hexcasting/hex_book.py
index 0a5414fc..cf6ab4e9 100644
--- a/doc/src/hexdoc/hexcasting/hex_book.py
+++ b/doc/src/hexdoc/hexcasting/hex_book.py
@@ -4,14 +4,16 @@ from typing import Any, Mapping
 
 from pydantic import Field, model_validator
 
+from hexdoc.core.compat import HexVersion
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.metadata import HexdocMetadata
+from hexdoc.core.properties import PatternStubProps
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import I18n, Tag
+from hexdoc.model import HexdocModel, init_context
 from hexdoc.patchouli import Book, BookContext
 from hexdoc.plugin import PluginManager
-from hexdoc.utils import HexdocModel, ModResourceLoader, ResourceLocation, init_context
-from hexdoc.utils.compat import HexVersion
 from hexdoc.utils.deserialize import cast_or_raise
-from hexdoc.utils.metadata import HexdocMetadata
-from hexdoc.utils.properties import PatternStubProps
 
 from .pattern import Direction, PatternInfo
 
diff --git a/doc/src/hexdoc/hexcasting/hex_recipes.py b/doc/src/hexdoc/hexcasting/hex_recipes.py
index 2ee3845f..69e4368b 100644
--- a/doc/src/hexdoc/hexcasting/hex_recipes.py
+++ b/doc/src/hexdoc/hexcasting/hex_recipes.py
@@ -2,11 +2,12 @@ from typing import Any, Literal
 
 from pydantic import model_validator
 
+from hexdoc.core.compat import HexVersion
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import LocalizedItem, Recipe
 from hexdoc.minecraft.recipe import ItemIngredient, ItemIngredientList
-from hexdoc.utils import HexdocModel, ResourceLocation, TypeTaggedUnion
-from hexdoc.utils.compat import HexVersion
-from hexdoc.utils.tagged_union import NoValue
+from hexdoc.model import HexdocModel
+from hexdoc.model.tagged_union import NoValue, TypeTaggedUnion
 
 # ingredients
 
diff --git a/doc/src/hexdoc/hexcasting/page/abstract_hex_pages.py b/doc/src/hexdoc/hexcasting/page/abstract_hex_pages.py
index 1d910c0f..8ae481ce 100644
--- a/doc/src/hexdoc/hexcasting/page/abstract_hex_pages.py
+++ b/doc/src/hexdoc/hexcasting/page/abstract_hex_pages.py
@@ -3,10 +3,10 @@ from typing import Any
 
 from pydantic import ValidationInfo, model_validator
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import LocalizedStr
 from hexdoc.minecraft.i18n import I18nContext
 from hexdoc.patchouli.page import PageWithText
-from hexdoc.utils import ResourceLocation
 from hexdoc.utils.deserialize import cast_or_raise
 
 from ..pattern import RawPatternInfo
diff --git a/doc/src/hexdoc/hexcasting/page/hex_pages.py b/doc/src/hexdoc/hexcasting/page/hex_pages.py
index a24144ed..80aa0f85 100644
--- a/doc/src/hexdoc/hexcasting/page/hex_pages.py
+++ b/doc/src/hexdoc/hexcasting/page/hex_pages.py
@@ -2,10 +2,10 @@ from typing import Any, Self
 
 from pydantic import ValidationInfo, model_validator
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import LocalizedStr
 from hexdoc.minecraft.recipe import CraftingRecipe
 from hexdoc.patchouli.page import PageWithText, PageWithTitle
-from hexdoc.utils import ResourceLocation
 from hexdoc.utils.deserialize import cast_or_raise
 
 from ..hex_book import HexContext
diff --git a/doc/src/hexdoc/hexcasting/pattern.py b/doc/src/hexdoc/hexcasting/pattern.py
index 67e915af..cbb66cc7 100644
--- a/doc/src/hexdoc/hexcasting/pattern.py
+++ b/doc/src/hexdoc/hexcasting/pattern.py
@@ -3,7 +3,8 @@ from typing import Annotated, Any
 
 from pydantic import BeforeValidator
 
-from hexdoc.utils import HexdocModel, ResourceLocation
+from hexdoc.core.resource import ResourceLocation
+from hexdoc.model import HexdocModel
 
 
 class Direction(Enum):
diff --git a/doc/src/hexdoc/minecraft/assets/__init__.py b/doc/src/hexdoc/minecraft/assets/__init__.py
index 30eb26c6..9b1722c2 100644
--- a/doc/src/hexdoc/minecraft/assets/__init__.py
+++ b/doc/src/hexdoc/minecraft/assets/__init__.py
@@ -1,7 +1,21 @@
 __all__ = [
-    "TextureContext",
-    "TAG_TEXTURE",
+    "AnimatedTexture",
+    "ItemWithGaslightingTexture",
+    "ItemWithTexture",
     "MISSING_TEXTURE",
+    "TAG_TEXTURE",
+    "TagWithTexture",
+    "Texture",
+    "TextureContext",
 ]
 
-from .textures import MISSING_TEXTURE, TAG_TEXTURE, TextureContext
+from .textures import (
+    MISSING_TEXTURE,
+    TAG_TEXTURE,
+    AnimatedTexture,
+    ItemWithGaslightingTexture,
+    ItemWithTexture,
+    TagWithTexture,
+    Texture,
+    TextureContext,
+)
diff --git a/doc/src/hexdoc/utils/external.py b/doc/src/hexdoc/minecraft/assets/external.py
similarity index 100%
rename from doc/src/hexdoc/utils/external.py
rename to doc/src/hexdoc/minecraft/assets/external.py
diff --git a/doc/src/hexdoc/minecraft/assets/models.py b/doc/src/hexdoc/minecraft/assets/models.py
index 791a8a11..539e526e 100644
--- a/doc/src/hexdoc/minecraft/assets/models.py
+++ b/doc/src/hexdoc/minecraft/assets/models.py
@@ -1,6 +1,7 @@
 from typing import Literal
 
-from hexdoc.utils import HexdocModel, ResourceLocation
+from hexdoc.core.resource import ResourceLocation
+from hexdoc.model import HexdocModel
 
 ItemDisplayPosition = Literal[
     "thirdperson_righthand",
@@ -13,6 +14,8 @@ ItemDisplayPosition = Literal[
     "fixed",
 ]
 
+# TODO
+
 
 class ItemModel(HexdocModel, extra="ignore"):
     parent: ResourceLocation
diff --git a/doc/src/hexdoc/minecraft/assets/textures.py b/doc/src/hexdoc/minecraft/assets/textures.py
index 48b3072e..76703ddf 100644
--- a/doc/src/hexdoc/minecraft/assets/textures.py
+++ b/doc/src/hexdoc/minecraft/assets/textures.py
@@ -7,13 +7,14 @@ from typing import Literal, Self
 
 from pydantic import Field, model_validator
 
-from hexdoc.minecraft.i18n import I18nContext, LocalizedStr
-from hexdoc.utils import HexdocModel, ResourceLocation
-from hexdoc.utils.external import fetch_minecraft_textures
-from hexdoc.utils.properties import Properties
-from hexdoc.utils.resource import ItemStack
-from hexdoc.utils.resource_loader import ModResourceLoader
-from hexdoc.utils.resource_model import InlineItemModel, InlineModel
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.properties import Properties
+from hexdoc.core.resource import ItemStack, ResourceLocation
+from hexdoc.model import HexdocModel
+from hexdoc.model.inline import InlineItemModel, InlineModel
+
+from ..i18n import I18nContext, LocalizedStr
+from .external import fetch_minecraft_textures
 
 # 16x16 hashtag icon for tags
 TAG_TEXTURE = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAACXBIWXMAAC4jAAAuIwF4pT92AAAANUlEQVQ4y2NgGJRAXV39v7q6+n9cfGTARKllFBvAiOxMUjTevHmTkSouGPhAHA0DWnmBrgAANLIZgSXEQxIAAAAASUVORK5CYII="
diff --git a/doc/src/hexdoc/minecraft/i18n.py b/doc/src/hexdoc/minecraft/i18n.py
index 5df07b38..9f6b0502 100644
--- a/doc/src/hexdoc/minecraft/i18n.py
+++ b/doc/src/hexdoc/minecraft/i18n.py
@@ -9,10 +9,12 @@ from typing import Any, Callable, Self
 from pydantic import ValidationInfo, model_validator
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
-from hexdoc.utils import HexdocModel, ItemStack, ModResourceLoader, ResourceLocation
-from hexdoc.utils.compat import HexVersion
-from hexdoc.utils.deserialize import cast_or_raise, decode_and_flatten_json_dict
-from hexdoc.utils.resource_loader import LoaderContext
+from hexdoc.core.compat import HexVersion
+from hexdoc.core.loader import LoaderContext, ModResourceLoader
+from hexdoc.core.resource import ItemStack, ResourceLocation
+from hexdoc.model import HexdocModel
+from hexdoc.utils.deserialize import cast_or_raise
+from hexdoc.utils.deserialize.json import decode_and_flatten_json_dict
 
 
 @total_ordering
diff --git a/doc/src/hexdoc/minecraft/recipe/abstract_recipes.py b/doc/src/hexdoc/minecraft/recipe/abstract_recipes.py
index e8f231cd..621b3a94 100644
--- a/doc/src/hexdoc/minecraft/recipe/abstract_recipes.py
+++ b/doc/src/hexdoc/minecraft/recipe/abstract_recipes.py
@@ -1,5 +1,7 @@
-from hexdoc.utils import ModResourceLoader, ResourceLocation, TypeTaggedUnion
-from hexdoc.utils.resource_model import InlineIDModel
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.resource import ResourceLocation
+from hexdoc.model.inline import InlineIDModel
+from hexdoc.model.tagged_union import TypeTaggedUnion
 
 from .ingredients import ItemResult
 
diff --git a/doc/src/hexdoc/minecraft/recipe/ingredients.py b/doc/src/hexdoc/minecraft/recipe/ingredients.py
index d5cc7806..e83cd75e 100644
--- a/doc/src/hexdoc/minecraft/recipe/ingredients.py
+++ b/doc/src/hexdoc/minecraft/recipe/ingredients.py
@@ -2,16 +2,17 @@ from typing import Annotated, Any, Iterator
 
 from pydantic import AfterValidator, BeforeValidator, ValidationError, ValidationInfo
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft.assets.textures import (
     ItemWithTexture,
     TagWithTexture,
     TextureContext,
 )
 from hexdoc.minecraft.tags import Tag
-from hexdoc.utils import HexdocModel, NoValue, TypeTaggedUnion
+from hexdoc.model import HexdocModel
+from hexdoc.model.tagged_union import NoValue, TypeTaggedUnion
 from hexdoc.utils.deserialize import cast_or_raise
 from hexdoc.utils.iterators import listify
-from hexdoc.utils.resource import ResourceLocation
 
 
 class ItemIngredient(TypeTaggedUnion, type=None):
diff --git a/doc/src/hexdoc/minecraft/recipe/recipes.py b/doc/src/hexdoc/minecraft/recipe/recipes.py
index fe48f1cd..49040ce9 100644
--- a/doc/src/hexdoc/minecraft/recipe/recipes.py
+++ b/doc/src/hexdoc/minecraft/recipe/recipes.py
@@ -2,7 +2,7 @@ from typing import Iterator
 
 from pydantic import field_validator
 
-from hexdoc.utils.compat import HexVersion
+from hexdoc.core.compat import HexVersion
 
 from .abstract_recipes import CraftingRecipe
 from .ingredients import ItemIngredientList
diff --git a/doc/src/hexdoc/minecraft/tags.py b/doc/src/hexdoc/minecraft/tags.py
index 8ce940e2..5a96c914 100644
--- a/doc/src/hexdoc/minecraft/tags.py
+++ b/doc/src/hexdoc/minecraft/tags.py
@@ -4,8 +4,10 @@ from typing import Iterator, Self
 
 from pydantic import Field
 
-from hexdoc.utils import HexdocModel, LoaderContext, ResourceLocation
-from hexdoc.utils.deserialize import decode_json_dict
+from hexdoc.core.loader import LoaderContext
+from hexdoc.core.resource import ResourceLocation
+from hexdoc.model import HexdocModel
+from hexdoc.utils.deserialize.json import decode_json_dict
 
 
 class OptionalTagValue(HexdocModel, frozen=True):
diff --git a/doc/src/hexdoc/model/__init__.py b/doc/src/hexdoc/model/__init__.py
new file mode 100644
index 00000000..ab544d46
--- /dev/null
+++ b/doc/src/hexdoc/model/__init__.py
@@ -0,0 +1,8 @@
+__all__ = [
+    "HexdocModel",
+    "ValidationContext",
+    "DEFAULT_CONFIG",
+    "init_context",
+]
+
+from .base import DEFAULT_CONFIG, HexdocModel, ValidationContext, init_context
diff --git a/doc/src/hexdoc/utils/model.py b/doc/src/hexdoc/model/base.py
similarity index 82%
rename from doc/src/hexdoc/utils/model.py
rename to doc/src/hexdoc/model/base.py
index ca3ce86d..0c062ea1 100644
--- a/doc/src/hexdoc/utils/model.py
+++ b/doc/src/hexdoc/model/base.py
@@ -3,7 +3,7 @@ from __future__ import annotations
 from contextvars import ContextVar
 from typing import TYPE_CHECKING, Any, Self, dataclass_transform
 
-from pydantic import BaseModel, ConfigDict, model_validator
+from pydantic import BaseModel, ConfigDict
 from pydantic.config import ConfigDict
 
 from hexdoc.utils.contextmanagers import set_contextvar
@@ -80,19 +80,3 @@ class HexdocModel(HexdocBaseModel):
             context: ValidationContext | None = None,
         ) -> Self:
             ...
-
-
-@dataclass_transform()
-class StripHiddenModel(HexdocModel):
-    """Base model which removes all keys starting with _ before validation."""
-
-    @model_validator(mode="before")
-    def _pre_root_strip_hidden(cls, values: Any) -> Any:
-        if not isinstance(values, dict):
-            return values
-
-        return {
-            key: value
-            for key, value in values.items()
-            if not (isinstance(key, str) and key.startswith("_"))
-        }
diff --git a/doc/src/hexdoc/utils/resource_model.py b/doc/src/hexdoc/model/inline.py
similarity index 91%
rename from doc/src/hexdoc/utils/resource_model.py
rename to doc/src/hexdoc/model/inline.py
index 01019105..674905d3 100644
--- a/doc/src/hexdoc/utils/resource_model.py
+++ b/doc/src/hexdoc/model/inline.py
@@ -7,10 +7,12 @@ from typing import Any, Self, dataclass_transform
 from pydantic import ValidationInfo, model_validator
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
-from .deserialize import JSONDict, cast_or_raise
-from .model import HexdocModel, ValidationContext
-from .resource import ItemStack, PathResourceDir, ResourceLocation
-from .resource_loader import LoaderContext, ModResourceLoader
+from hexdoc.core.loader import LoaderContext, ModResourceLoader
+from hexdoc.core.resource import ItemStack, PathResourceDir, ResourceLocation
+from hexdoc.utils.deserialize import cast_or_raise
+from hexdoc.utils.deserialize.json import JSONDict
+
+from .base import HexdocModel, ValidationContext
 
 
 @dataclass_transform()
diff --git a/doc/src/hexdoc/utils/tagged_union.py b/doc/src/hexdoc/model/tagged_union.py
similarity index 98%
rename from doc/src/hexdoc/utils/tagged_union.py
rename to doc/src/hexdoc/model/tagged_union.py
index 3912079b..b3361e78 100644
--- a/doc/src/hexdoc/utils/tagged_union.py
+++ b/doc/src/hexdoc/model/tagged_union.py
@@ -6,11 +6,11 @@ import more_itertools
 from pydantic import ValidationInfo, model_validator
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.plugin.manager import PluginManagerContext
 from hexdoc.utils.deserialize import cast_or_raise
 
-from .model import HexdocModel
-from .resource import ResourceLocation
+from .base import HexdocModel
 
 
 class NoValueType(Enum):
diff --git a/doc/src/hexdoc/patchouli/book.py b/doc/src/hexdoc/patchouli/book.py
index 9b9b8a14..960006a8 100644
--- a/doc/src/hexdoc/patchouli/book.py
+++ b/doc/src/hexdoc/patchouli/book.py
@@ -2,20 +2,15 @@ from typing import Any, Literal, Self
 
 from pydantic import Field, ValidationInfo, field_validator, model_validator
 
+from hexdoc.core.compat import HexVersion
+from hexdoc.core.loader import ModResourceLoader
+from hexdoc.core.resource import ItemStack, ResLoc, ResourceLocation
 from hexdoc.minecraft import I18n, LocalizedStr
 from hexdoc.minecraft.i18n import I18nContext
+from hexdoc.model import HexdocModel
 from hexdoc.patchouli.text.formatting import BookLinkBases
-from hexdoc.utils import (
-    Color,
-    HexdocModel,
-    ItemStack,
-    ModResourceLoader,
-    ResLoc,
-    ResourceLocation,
-)
-from hexdoc.utils.compat import HexVersion
 from hexdoc.utils.deserialize import cast_or_raise
-from hexdoc.utils.types import sorted_dict
+from hexdoc.utils.types import Color, sorted_dict
 
 from .book_context import BookContext
 from .category import Category
diff --git a/doc/src/hexdoc/patchouli/book_context.py b/doc/src/hexdoc/patchouli/book_context.py
index 14e15963..21eef522 100644
--- a/doc/src/hexdoc/patchouli/book_context.py
+++ b/doc/src/hexdoc/patchouli/book_context.py
@@ -2,11 +2,10 @@ from typing import Self
 
 from pydantic import Field, model_validator
 
+from hexdoc.core.metadata import MetadataContext
+from hexdoc.core.resource import PathResourceDir, ResourceLocation
 from hexdoc.minecraft import Tag
 from hexdoc.plugin.manager import PluginManagerContext
-from hexdoc.utils import ResourceLocation
-from hexdoc.utils.metadata import MetadataContext
-from hexdoc.utils.resource import PathResourceDir
 
 from .text.formatting import FormattingContext
 
diff --git a/doc/src/hexdoc/patchouli/category.py b/doc/src/hexdoc/patchouli/category.py
index efc65eed..bd2860a1 100644
--- a/doc/src/hexdoc/patchouli/category.py
+++ b/doc/src/hexdoc/patchouli/category.py
@@ -2,9 +2,10 @@ from typing import Self
 
 from pydantic import Field
 
+from hexdoc.core.loader import LoaderContext
+from hexdoc.core.resource import ItemStack, ResourceLocation
 from hexdoc.minecraft import LocalizedStr
-from hexdoc.utils import ItemStack, LoaderContext, ResourceLocation
-from hexdoc.utils.resource_model import IDModel
+from hexdoc.model.inline import IDModel
 from hexdoc.utils.types import Sortable, sorted_dict
 
 from .entry import Entry
diff --git a/doc/src/hexdoc/patchouli/entry.py b/doc/src/hexdoc/patchouli/entry.py
index e7fd9913..ed1cf07d 100644
--- a/doc/src/hexdoc/patchouli/entry.py
+++ b/doc/src/hexdoc/patchouli/entry.py
@@ -2,14 +2,14 @@ from typing import Iterable, Iterator
 
 from pydantic import Field, ValidationInfo, model_validator
 
+from hexdoc.core.resource import ItemStack, ResourceLocation
 from hexdoc.minecraft import LocalizedStr
 from hexdoc.minecraft.recipe.abstract_recipes import CraftingRecipe
+from hexdoc.model.inline import IDModel
 from hexdoc.patchouli.page.abstract_pages import PageWithTitle
 from hexdoc.patchouli.text.formatting import FormatTree
-from hexdoc.utils import Color, ItemStack, ResourceLocation
 from hexdoc.utils.deserialize import cast_or_raise
-from hexdoc.utils.resource_model import IDModel
-from hexdoc.utils.types import Sortable
+from hexdoc.utils.types import Color, Sortable
 
 from .book_context import BookContext
 from .page.pages import CraftingPage, Page
diff --git a/doc/src/hexdoc/patchouli/page/abstract_pages.py b/doc/src/hexdoc/patchouli/page/abstract_pages.py
index ce9f1f91..c6cadb35 100644
--- a/doc/src/hexdoc/patchouli/page/abstract_pages.py
+++ b/doc/src/hexdoc/patchouli/page/abstract_pages.py
@@ -3,8 +3,9 @@ from typing import Any, ClassVar, Self
 from pydantic import model_validator
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import LocalizedStr
-from hexdoc.utils import ResourceLocation, TypeTaggedUnion
+from hexdoc.model.tagged_union import TypeTaggedUnion
 
 from ..text import FormatTree
 
diff --git a/doc/src/hexdoc/patchouli/page/pages.py b/doc/src/hexdoc/patchouli/page/pages.py
index 80dcdb6b..6999c381 100644
--- a/doc/src/hexdoc/patchouli/page/pages.py
+++ b/doc/src/hexdoc/patchouli/page/pages.py
@@ -2,10 +2,10 @@ from typing import Any, Self
 
 from pydantic import model_validator
 
+from hexdoc.core.resource import Entity, ItemStack, ResourceLocation
 from hexdoc.minecraft import LocalizedStr
 from hexdoc.minecraft.assets.textures import ItemWithTexture, Texture
 from hexdoc.minecraft.recipe import CraftingRecipe
-from hexdoc.utils import Entity, ItemStack, ResourceLocation
 
 from ..text import FormatTree
 from .abstract_pages import Page, PageWithText, PageWithTitle
diff --git a/doc/src/hexdoc/patchouli/text/__init__.py b/doc/src/hexdoc/patchouli/text/__init__.py
index f319662d..3ab193a6 100644
--- a/doc/src/hexdoc/patchouli/text/__init__.py
+++ b/doc/src/hexdoc/patchouli/text/__init__.py
@@ -1,9 +1,6 @@
 __all__ = [
     "FormatTree",
-    "HTMLElement",
-    "HTMLStream",
     "DEFAULT_MACROS",
 ]
 
 from .formatting import DEFAULT_MACROS, FormatTree
-from .html import HTMLElement, HTMLStream
diff --git a/doc/src/hexdoc/patchouli/text/formatting.py b/doc/src/hexdoc/patchouli/text/formatting.py
index 80159075..ab400f22 100644
--- a/doc/src/hexdoc/patchouli/text/formatting.py
+++ b/doc/src/hexdoc/patchouli/text/formatting.py
@@ -12,12 +12,12 @@ from pydantic import Field, ValidationInfo, model_validator
 from pydantic.dataclasses import dataclass
 from pydantic.functional_validators import ModelWrapValidatorHandler
 
+from hexdoc.core.loader import LoaderContext
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import LocalizedStr
 from hexdoc.minecraft.i18n import I18n, I18nContext
-from hexdoc.utils import DEFAULT_CONFIG, HexdocModel
+from hexdoc.model import DEFAULT_CONFIG, HexdocModel
 from hexdoc.utils.deserialize import cast_or_raise
-from hexdoc.utils.resource import ResourceLocation
-from hexdoc.utils.resource_loader import LoaderContext
 from hexdoc.utils.types import TryGetEnum
 
 from .html import HTMLElement, HTMLStream
diff --git a/doc/src/hexdoc/plugin/manager.py b/doc/src/hexdoc/plugin/manager.py
index a638cc07..126e754a 100644
--- a/doc/src/hexdoc/plugin/manager.py
+++ b/doc/src/hexdoc/plugin/manager.py
@@ -6,7 +6,7 @@ from typing import Callable, Generic, Iterator, ParamSpec, Sequence, TypeVar
 
 import pluggy
 
-from hexdoc.utils.model import ValidationContext
+from hexdoc.model import ValidationContext
 
 from .specs import HEXDOC_PROJECT_NAME, HookPackages, PluginSpec
 
diff --git a/doc/src/hexdoc/utils/__init__.py b/doc/src/hexdoc/utils/__init__.py
index 4a4095b0..e69de29b 100644
--- a/doc/src/hexdoc/utils/__init__.py
+++ b/doc/src/hexdoc/utils/__init__.py
@@ -1,32 +0,0 @@
-__all__ = [
-    "HexdocModel",
-    "InternallyTaggedUnion",
-    "Color",
-    "ValidationContext",
-    "DEFAULT_CONFIG",
-    "NoValue",
-    "NoValueType",
-    "TagValue",
-    "Properties",
-    "Entity",
-    "ItemStack",
-    "ResLoc",
-    "ResourceLocation",
-    "ModResourceLoader",
-    "TypeTaggedUnion",
-    "LoaderContext",
-    "init_context",
-]
-
-from .model import DEFAULT_CONFIG, HexdocModel, ValidationContext, init_context
-from .properties import Properties
-from .resource import Entity, ItemStack, ResLoc, ResourceLocation
-from .resource_loader import LoaderContext, ModResourceLoader
-from .tagged_union import (
-    InternallyTaggedUnion,
-    NoValue,
-    NoValueType,
-    TagValue,
-    TypeTaggedUnion,
-)
-from .types import Color
diff --git a/doc/src/hexdoc/utils/cd.py b/doc/src/hexdoc/utils/cd.py
index 9667a273..e66134eb 100644
--- a/doc/src/hexdoc/utils/cd.py
+++ b/doc/src/hexdoc/utils/cd.py
@@ -4,7 +4,7 @@ from typing import Annotated
 
 from pydantic import AfterValidator
 
-from hexdoc.utils.contextmanagers import set_contextvar
+from .contextmanagers import set_contextvar
 
 _relative_path_root = ContextVar[Path]("_relative_path_root")
 
diff --git a/doc/src/hexdoc/utils/deserialize.py b/doc/src/hexdoc/utils/deserialize.py
deleted file mode 100644
index 1d8bbc61..00000000
--- a/doc/src/hexdoc/utils/deserialize.py
+++ /dev/null
@@ -1,116 +0,0 @@
-import logging
-import re
-from typing import Any, TypeGuard, TypeVar, get_origin
-
-import pyjson5
-
-_T = TypeVar("_T")
-_T_cov = TypeVar("_T_cov", covariant=True)
-
-_DEFAULT_MESSAGE_SHORT = "Expected any of {expected}, got {actual}"
-_DEFAULT_MESSAGE_LONG = "Expected any of {expected}, got {actual}: {value}"
-
-
-def isinstance_or_raise(
-    val: Any,
-    class_or_tuple: type[_T] | tuple[type[_T], ...],
-    message: str | None = None,
-) -> TypeGuard[_T]:
-    """Usage: `assert isinstance_or_raise(val, str)`
-
-    message placeholders: `{expected}`, `{actual}`, `{value}`
-    """
-
-    # convert generic types into the origin type
-    if not isinstance(class_or_tuple, tuple):
-        class_or_tuple = (class_or_tuple,)
-    ungenericed_classes = tuple(get_origin(t) or t for t in class_or_tuple)
-
-    if not isinstance(val, ungenericed_classes):
-        # just in case the caller messed up the message formatting
-        subs = {
-            "expected": list(class_or_tuple),
-            "actual": type(val),
-            "value": val,
-        }
-
-        if logging.getLogger(__name__).getEffectiveLevel() >= logging.WARNING:
-            default_message = _DEFAULT_MESSAGE_SHORT
-        else:
-            default_message = _DEFAULT_MESSAGE_LONG
-
-        if message is None:
-            raise TypeError(default_message.format(**subs))
-
-        try:
-            raise TypeError(message.format(**subs))
-        except KeyError:
-            raise TypeError(default_message.format(**subs))
-
-    return True
-
-
-def cast_or_raise(
-    val: Any,
-    class_or_tuple: type[_T] | tuple[type[_T], ...],
-    message: str | None = None,
-) -> _T:
-    assert isinstance_or_raise(val, class_or_tuple, message)
-    return val
-
-
-JSONDict = dict[str, "JSONValue"]
-
-JSONValue = JSONDict | list["JSONValue"] | str | int | float | bool | None
-
-
-def decode_json_dict(data: str | bytes) -> JSONDict:
-    match data:
-        case str():
-            decoded = pyjson5.decode(data)
-        case _:
-            decoded = pyjson5.decode_utf8(data)
-    assert isinstance_or_raise(decoded, dict)
-    return decoded
-
-
-# implement pkpcpbp's flattening in python
-# https://github.com/gamma-delta/PKPCPBP/blob/786194a590f/src/main/java/at/petrak/pkpcpbp/filters/JsonUtil.java
-def decode_and_flatten_json_dict(data: str) -> dict[str, str]:
-    # replace `\<LF>       foobar` with `\<LF>foobar`
-    data = re.sub(r"\\\n\s*", "\\\n", data)
-
-    # decode and flatten
-    decoded = decode_json_dict(data)
-    return _flatten_inner(decoded, "")
-
-
-def _flatten_inner(obj: JSONDict, prefix: str) -> dict[str, str]:
-    out: dict[str, str] = {}
-
-    for key_stub, value in obj.items():
-        if not prefix:
-            key = key_stub
-        elif not key_stub:
-            key = prefix
-        elif prefix[-1] in ":_-/":
-            key = prefix + key_stub
-        else:
-            key = f"{prefix}.{key_stub}"
-
-        match value:
-            case dict():
-                _update_disallow_duplicates(out, _flatten_inner(value, key))
-            case str():
-                _update_disallow_duplicates(out, {key: value})
-            case _:
-                raise TypeError(value)
-
-    return out
-
-
-def _update_disallow_duplicates(base: dict[str, _T_cov], new: dict[str, _T_cov]):
-    for key, value in new.items():
-        if key in base:
-            raise ValueError(f"Duplicate key {key}\nold=`{base[key]}`\nnew=`{value}`")
-        base[key] = value
diff --git a/doc/src/hexdoc/utils/deserialize/__init__.py b/doc/src/hexdoc/utils/deserialize/__init__.py
new file mode 100644
index 00000000..eda5b463
--- /dev/null
+++ b/doc/src/hexdoc/utils/deserialize/__init__.py
@@ -0,0 +1,6 @@
+__all__ = [
+    "cast_or_raise",
+    "isinstance_or_raise",
+]
+
+from .assertions import cast_or_raise, isinstance_or_raise
diff --git a/doc/src/hexdoc/utils/deserialize/assertions.py b/doc/src/hexdoc/utils/deserialize/assertions.py
new file mode 100644
index 00000000..388baa9a
--- /dev/null
+++ b/doc/src/hexdoc/utils/deserialize/assertions.py
@@ -0,0 +1,55 @@
+import logging
+from typing import Any, TypeGuard, TypeVar, get_origin
+
+_T = TypeVar("_T")
+
+_DEFAULT_MESSAGE_SHORT = "Expected any of {expected}, got {actual}"
+_DEFAULT_MESSAGE_LONG = "Expected any of {expected}, got {actual}: {value}"
+
+
+def isinstance_or_raise(
+    val: Any,
+    class_or_tuple: type[_T] | tuple[type[_T], ...],
+    message: str | None = None,
+) -> TypeGuard[_T]:
+    """Usage: `assert isinstance_or_raise(val, str)`
+
+    message placeholders: `{expected}`, `{actual}`, `{value}`
+    """
+
+    # convert generic types into the origin type
+    if not isinstance(class_or_tuple, tuple):
+        class_or_tuple = (class_or_tuple,)
+    ungenericed_classes = tuple(get_origin(t) or t for t in class_or_tuple)
+
+    if not isinstance(val, ungenericed_classes):
+        # just in case the caller messed up the message formatting
+        subs = {
+            "expected": list(class_or_tuple),
+            "actual": type(val),
+            "value": val,
+        }
+
+        if logging.getLogger(__name__).getEffectiveLevel() >= logging.WARNING:
+            default_message = _DEFAULT_MESSAGE_SHORT
+        else:
+            default_message = _DEFAULT_MESSAGE_LONG
+
+        if message is None:
+            raise TypeError(default_message.format(**subs))
+
+        try:
+            raise TypeError(message.format(**subs))
+        except KeyError:
+            raise TypeError(default_message.format(**subs))
+
+    return True
+
+
+def cast_or_raise(
+    val: Any,
+    class_or_tuple: type[_T] | tuple[type[_T], ...],
+    message: str | None = None,
+) -> _T:
+    assert isinstance_or_raise(val, class_or_tuple, message)
+    return val
diff --git a/doc/src/hexdoc/utils/deserialize/json.py b/doc/src/hexdoc/utils/deserialize/json.py
new file mode 100644
index 00000000..9bea39e5
--- /dev/null
+++ b/doc/src/hexdoc/utils/deserialize/json.py
@@ -0,0 +1,64 @@
+import re
+from typing import TypeVar
+
+import pyjson5
+
+from .assertions import isinstance_or_raise
+
+_T_co = TypeVar("_T_co", covariant=True)
+
+JSONDict = dict[str, "JSONValue"]
+
+JSONValue = JSONDict | list["JSONValue"] | str | int | float | bool | None
+
+
+def decode_json_dict(data: str | bytes) -> JSONDict:
+    match data:
+        case str():
+            decoded = pyjson5.decode(data)
+        case _:
+            decoded = pyjson5.decode_utf8(data)
+    assert isinstance_or_raise(decoded, dict)
+    return decoded
+
+
+# implement pkpcpbp's flattening in python
+# https://github.com/gamma-delta/PKPCPBP/blob/786194a590f/src/main/java/at/petrak/pkpcpbp/filters/JsonUtil.java
+def decode_and_flatten_json_dict(data: str) -> dict[str, str]:
+    # replace `\<LF>       foobar` with `\<LF>foobar`
+    data = re.sub(r"\\\n\s*", "\\\n", data)
+
+    # decode and flatten
+    decoded = decode_json_dict(data)
+    return _flatten_inner(decoded, "")
+
+
+def _flatten_inner(obj: JSONDict, prefix: str) -> dict[str, str]:
+    out: dict[str, str] = {}
+
+    for key_stub, value in obj.items():
+        if not prefix:
+            key = key_stub
+        elif not key_stub:
+            key = prefix
+        elif prefix[-1] in ":_-/":
+            key = prefix + key_stub
+        else:
+            key = f"{prefix}.{key_stub}"
+
+        match value:
+            case dict():
+                _update_disallow_duplicates(out, _flatten_inner(value, key))
+            case str():
+                _update_disallow_duplicates(out, {key: value})
+            case _:
+                raise TypeError(value)
+
+    return out
+
+
+def _update_disallow_duplicates(base: dict[str, _T_co], new: dict[str, _T_co]):
+    for key, value in new.items():
+        if key in base:
+            raise ValueError(f"Duplicate key {key}\nold=`{base[key]}`\nnew=`{value}`")
+        base[key] = value
diff --git a/doc/src/hexdoc/utils/toml_placeholders.py b/doc/src/hexdoc/utils/deserialize/toml.py
similarity index 98%
rename from doc/src/hexdoc/utils/toml_placeholders.py
rename to doc/src/hexdoc/utils/deserialize/toml.py
index 3003bad0..9fda2c0e 100644
--- a/doc/src/hexdoc/utils/toml_placeholders.py
+++ b/doc/src/hexdoc/utils/deserialize/toml.py
@@ -4,7 +4,7 @@ import tomllib
 from pathlib import Path
 from typing import Callable, TypeVar
 
-from .deserialize import cast_or_raise
+from .assertions import cast_or_raise
 
 # TODO: there's (figuratively) literally no comments in this file
 
diff --git a/doc/src/hexdoc/utils/jinja/__init__.py b/doc/src/hexdoc/utils/jinja/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/doc/src/hexdoc/utils/jinja/extensions.py b/doc/src/hexdoc/utils/jinja/extensions.py
new file mode 100644
index 00000000..d9fd3626
--- /dev/null
+++ b/doc/src/hexdoc/utils/jinja/extensions.py
@@ -0,0 +1,20 @@
+from jinja2 import nodes
+from jinja2.ext import Extension
+from jinja2.parser import Parser
+from markupsafe import Markup
+
+
+# https://stackoverflow.com/a/64392515
+class IncludeRawExtension(Extension):
+    tags = {"include_raw"}
+
+    def parse(self, parser: Parser) -> nodes.Node:
+        lineno = parser.stream.expect("name:include_raw").lineno
+        template = parser.parse_expression()
+        result = self.call_method("_render", [template], lineno=lineno)
+        return nodes.Output([result], lineno=lineno)
+
+    def _render(self, filename: str) -> Markup:
+        assert self.environment.loader is not None
+        source = self.environment.loader.get_source(self.environment, filename)
+        return Markup(source[0])
diff --git a/doc/src/hexdoc/utils/jinja_extensions.py b/doc/src/hexdoc/utils/jinja/macros.py
similarity index 72%
rename from doc/src/hexdoc/utils/jinja_extensions.py
rename to doc/src/hexdoc/utils/jinja/macros.py
index 4a05d2d4..5b5f5af3 100644
--- a/doc/src/hexdoc/utils/jinja_extensions.py
+++ b/doc/src/hexdoc/utils/jinja/macros.py
@@ -1,38 +1,17 @@
 from typing import Any
 
-from jinja2 import nodes, pass_context
-from jinja2.ext import Extension
-from jinja2.parser import Parser
+from jinja2 import pass_context
 from jinja2.runtime import Context
 from markupsafe import Markup
 from pydantic import ConfigDict, validate_call
 
+from hexdoc.core.properties import Properties
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft import I18n, LocalizedStr
-from hexdoc.minecraft.assets.textures import Texture
+from hexdoc.minecraft.assets import Texture
 from hexdoc.patchouli import Book, FormatTree
-from hexdoc.patchouli.book import Book
-from hexdoc.patchouli.text import HTMLStream
-from hexdoc.patchouli.text.formatting import BookLinkBases, FormatTree
-from hexdoc.utils.resource import ResourceLocation
-
-from . import Properties
-from .deserialize import cast_or_raise
-
-
-# https://stackoverflow.com/a/64392515
-class IncludeRawExtension(Extension):
-    tags = {"include_raw"}
-
-    def parse(self, parser: Parser) -> nodes.Node:
-        lineno = parser.stream.expect("name:include_raw").lineno
-        template = parser.parse_expression()
-        result = self.call_method("_render", [template], lineno=lineno)
-        return nodes.Output([result], lineno=lineno)
-
-    def _render(self, filename: str) -> Markup:
-        assert self.environment.loader is not None
-        source = self.environment.loader.get_source(self.environment, filename)
-        return Markup(source[0])
+from hexdoc.patchouli.text.formatting import BookLinkBases, HTMLStream
+from hexdoc.utils.deserialize import cast_or_raise
 
 
 @pass_context
diff --git a/doc/src/hexdoc/utils/types.py b/doc/src/hexdoc/utils/types.py
index 8725a39a..11f3b757 100644
--- a/doc/src/hexdoc/utils/types.py
+++ b/doc/src/hexdoc/utils/types.py
@@ -6,7 +6,7 @@ from typing import Any, Mapping, Protocol, TypeVar
 from pydantic import field_validator, model_validator
 from pydantic.dataclasses import dataclass
 
-from .model import DEFAULT_CONFIG
+from hexdoc.model import DEFAULT_CONFIG
 
 _T = TypeVar("_T")
 
diff --git a/doc/test/minecraft/test_resource.py b/doc/test/core/test_resource.py
similarity index 96%
rename from doc/test/minecraft/test_resource.py
rename to doc/test/core/test_resource.py
index 563ea0b1..f0010672 100644
--- a/doc/test/minecraft/test_resource.py
+++ b/doc/test/core/test_resource.py
@@ -1,6 +1,6 @@
 import pytest
 
-from hexdoc.utils import ItemStack, ResLoc, ResourceLocation
+from hexdoc.core.resource import ItemStack, ResLoc, ResourceLocation
 
 resource_locations: list[tuple[str, ResourceLocation, str]] = [
     (
diff --git a/doc/test/patchouli/text/test_formatting.py b/doc/test/patchouli/text/test_formatting.py
index 0f72d8d6..8e81bb33 100644
--- a/doc/test/patchouli/text/test_formatting.py
+++ b/doc/test/patchouli/text/test_formatting.py
@@ -2,6 +2,7 @@
 from argparse import Namespace
 from typing import cast
 
+from hexdoc.core.resource import ResourceLocation
 from hexdoc.minecraft.i18n import I18n
 from hexdoc.patchouli.text import DEFAULT_MACROS, FormatTree
 from hexdoc.patchouli.text.formatting import (
@@ -12,8 +13,7 @@ from hexdoc.patchouli.text.formatting import (
     ParagraphStyle,
     SpecialStyleType,
 )
-from hexdoc.utils.jinja_extensions import hexdoc_block
-from hexdoc.utils.resource import ResourceLocation
+from hexdoc.utils.jinja.macros import hexdoc_block
 
 
 def format_with_mocks(test_str: str, macros: dict[str, str] = {}):