diff --git a/beet/library/base.py b/beet/library/base.py
index 3bf966b0..14fbce76 100644
--- a/beet/library/base.py
+++ b/beet/library/base.py
@@ -76,12 +76,18 @@
     SupportsMerge,
 )
 from beet.core.file import File, FileOrigin, JsonFile, PngFile
-from beet.core.utils import FileSystemPath, JsonDict, SupportedFormats, TextComponent
+from beet.core.utils import (
+    FileSystemPath,
+    JsonDict,
+    SupportedFormats,
+    TextComponent,
+)
+from beet.resources.pack_format_registry import PackFormatRegistryContainer
 from beet.toolchain.config import FormatSpecifier
 
 from .utils import list_extensions, list_origin_folders
 
-LATEST_MINECRAFT_VERSION: str = "1.21"
+LATEST_MINECRAFT_VERSION: str = "1.21.10"
 
 
 T = TypeVar("T")
@@ -1012,7 +1018,7 @@ class Pack(MatchMixin, MergeMixin, Container[str, NamespaceType]):
 
     namespace_type: ClassVar[Type[Namespace]]
     default_name: ClassVar[str]
-    pack_format_registry: ClassVar[Dict[Tuple[int, ...], int | FormatSpecifier]]
+    pack_format_registry: ClassVar[PackFormatRegistryContainer]
     latest_pack_format: ClassVar[int | FormatSpecifier]
     pack_format_switch_format: ClassVar[int]
 
diff --git a/beet/library/data_pack.py b/beet/library/data_pack.py
index 12d5ae9d..bda54f87 100644
--- a/beet/library/data_pack.py
+++ b/beet/library/data_pack.py
@@ -70,7 +70,8 @@
     TextFileBase,
     TextFileContent,
 )
-from beet.core.utils import JsonDict, extra_field, split_version
+from beet.core.utils import JsonDict, extra_field
+from beet.resources.pack_format_registry import PackFormatRegistryContainer
 
 from .base import (
     LATEST_MINECRAFT_VERSION,
@@ -648,19 +649,11 @@ class DataPack(Pack[DataPackNamespace]):
 
     default_name = "untitled_data_pack"
 
-    pack_format_registry = {
-        (1, 13): 4,
-        (1, 14): 4,
-        (1, 15): 5,
-        (1, 16): 6,
-        (1, 17): 7,
-        (1, 18): 9,
-        (1, 19): 12,
-        (1, 20): 41,
-        (1, 21): (88, 0),
-    }
-    latest_pack_format = pack_format_registry[split_version(LATEST_MINECRAFT_VERSION)]
     pack_format_switch_format = 82
+    pack_format_registry = PackFormatRegistryContainer(
+        pack_format_switch_format, "data_pack"
+    )
+    latest_pack_format = pack_format_registry[LATEST_MINECRAFT_VERSION]
 
     # fmt: off
     advancements:                       NamespaceProxyDescriptor[Advancement]               = NamespaceProxyDescriptor(Advancement)
diff --git a/beet/library/resource_pack.py b/beet/library/resource_pack.py
index 75369edf..bcb12ec3 100644
--- a/beet/library/resource_pack.py
+++ b/beet/library/resource_pack.py
@@ -32,13 +32,15 @@
 from dataclasses import dataclass
 from typing import Any, ClassVar, Dict, Optional, Type
 
+from beet.resources.pack_format_registry import PackFormatRegistryContainer
+
 try:
     from PIL.Image import Image
 except ImportError:
     Image = Any
 
 from beet.core.file import BinaryFile, BinaryFileContent, JsonFile, PngFile, TextFile
-from beet.core.utils import JsonDict, extra_field, split_version
+from beet.core.utils import JsonDict, extra_field
 
 from .base import (
     LATEST_MINECRAFT_VERSION,
@@ -373,26 +375,11 @@ class ResourcePack(Pack[ResourcePackNamespace]):
 
     default_name = "untitled_resource_pack"
 
-    pack_format_registry = {
-        (1, 6): 1,
-        (1, 7): 1,
-        (1, 8): 1,
-        (1, 9): 2,
-        (1, 10): 2,
-        (1, 11): 3,
-        (1, 12): 3,
-        (1, 13): 4,
-        (1, 14): 4,
-        (1, 15): 5,
-        (1, 16): 6,
-        (1, 17): 7,
-        (1, 18): 8,
-        (1, 19): 13,
-        (1, 20): 32,
-        (1, 21): (69, 0),
-    }
-    latest_pack_format = pack_format_registry[split_version(LATEST_MINECRAFT_VERSION)]
     pack_format_switch_format = 65
+    pack_format_registry = PackFormatRegistryContainer(
+        pack_format_switch_format, "resource_pack"
+    )
+    latest_pack_format = pack_format_registry[LATEST_MINECRAFT_VERSION]
 
     language_config = McmetaPin[Dict[str, JsonDict]]("language", default_factory=dict)
 
diff --git a/beet/resources/__init__.py b/beet/resources/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/beet/resources/pack_format_registry.json b/beet/resources/pack_format_registry.json
new file mode 100644
index 00000000..b0c89ac4
--- /dev/null
+++ b/beet/resources/pack_format_registry.json
@@ -0,0 +1,674 @@
+[
+  {
+    "id": "1.21.10",
+    "name": "1.21.10",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4556,
+    "protocol_version": 773,
+    "data_pack_version": 88,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 69,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-10-07T09:14:11+00:00",
+    "release_time": "2025-10-07T09:17:23+00:00",
+    "sha1": "38c873e1339f6a8b4dfbe4df66e355b989371838"
+  },
+  {
+    "id": "1.21.9",
+    "name": "1.21.9",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4554,
+    "protocol_version": 773,
+    "data_pack_version": 88,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 69,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-09-30T11:55:33+00:00",
+    "release_time": "2025-09-30T11:58:43+00:00",
+    "sha1": "53f9bec2722de5b22b1ab8c393f2b0f6cb3f8a5a"
+  },
+  {
+    "id": "1.21.8",
+    "name": "1.21.8",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4440,
+    "protocol_version": 772,
+    "data_pack_version": 81,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 64,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-07-17T12:00:57+00:00",
+    "release_time": "2025-07-17T12:04:02+00:00",
+    "sha1": "e9c00d989d7155786eaa748bc39d05d8b54c3653"
+  },
+  {
+    "id": "1.21.7",
+    "name": "1.21.7",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4438,
+    "protocol_version": 772,
+    "data_pack_version": 81,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 64,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-06-30T09:29:28+00:00",
+    "release_time": "2025-06-30T09:32:16+00:00",
+    "sha1": "bcda77b19adb67bd7d45fc1732f68b01b6badff4"
+  },
+  {
+    "id": "1.21.6",
+    "name": "1.21.6",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4435,
+    "protocol_version": 771,
+    "data_pack_version": 80,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 63,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-06-17T11:07:28+00:00",
+    "release_time": "2025-06-17T11:10:28+00:00",
+    "sha1": "41274623de4d69a25108d5fa7e26a687ec48919c"
+  },
+  {
+    "id": "1.21.5",
+    "name": "1.21.5",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4325,
+    "protocol_version": 770,
+    "data_pack_version": 71,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 55,
+    "resource_pack_version_minor": 0,
+    "build_time": "2025-03-25T12:11:48+00:00",
+    "release_time": "2025-03-25T12:14:58+00:00",
+    "sha1": "6bb02a747dc11046591135ce8925abf59bd30ce4"
+  },
+  {
+    "id": "1.21.4",
+    "name": "1.21.4",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4189,
+    "protocol_version": 769,
+    "data_pack_version": 61,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 46,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-12-03T10:09:48+00:00",
+    "release_time": "2024-12-03T10:12:57+00:00",
+    "sha1": "992fb09b7aa463bdb2a0dde747d36b7bad6c5450"
+  },
+  {
+    "id": "1.21.3",
+    "name": "1.21.3",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4082,
+    "protocol_version": 768,
+    "data_pack_version": 57,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 42,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-10-23T12:25:27+00:00",
+    "release_time": "2024-10-23T12:28:15+00:00",
+    "sha1": "a301715a43c3378db022a7e44d9fbe9376fce272"
+  },
+  {
+    "id": "1.21.2",
+    "name": "1.21.2",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 4080,
+    "protocol_version": 768,
+    "data_pack_version": 57,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 42,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-10-22T09:55:49+00:00",
+    "release_time": "2024-10-22T09:58:55+00:00",
+    "sha1": "e458f13189c0b36a211d461edd6ac0a8771c68dc"
+  },
+  {
+    "id": "1.21.1",
+    "name": "1.21.1",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3955,
+    "protocol_version": 767,
+    "data_pack_version": 48,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 34,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-08-08T12:21:55+00:00",
+    "release_time": "2024-08-08T12:24:45+00:00",
+    "sha1": "54b81cc79bc61af0adcc39a0b592ae333cc1e6fc"
+  },
+  {
+    "id": "1.21",
+    "name": "1.21",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3953,
+    "protocol_version": 767,
+    "data_pack_version": 48,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 34,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-06-13T08:21:21+00:00",
+    "release_time": "2024-06-13T08:24:03+00:00",
+    "sha1": "6debfc864b9e5f728d54e34a0faf2740262036b6"
+  },
+  {
+    "id": "1.20.6",
+    "name": "1.20.6",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3839,
+    "protocol_version": 766,
+    "data_pack_version": 41,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 32,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-04-29T12:38:06+00:00",
+    "release_time": "2024-04-29T12:40:45+00:00",
+    "sha1": "36ead78d35bc5ed318f21c74ed4fea68dcd8c238"
+  },
+  {
+    "id": "1.20.5",
+    "name": "1.20.5",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3837,
+    "protocol_version": 766,
+    "data_pack_version": 41,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 32,
+    "resource_pack_version_minor": 0,
+    "build_time": "2024-04-23T11:51:33+00:00",
+    "release_time": "2024-04-23T11:54:12+00:00",
+    "sha1": "0799fcddd411365f4ca3aa6cd035bad867acef74"
+  },
+  {
+    "id": "1.20.4",
+    "name": "1.20.4",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3700,
+    "protocol_version": 765,
+    "data_pack_version": 26,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 22,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-12-07T12:53:30+00:00",
+    "release_time": "2023-12-07T12:56:20+00:00",
+    "sha1": "04fe402f585253eaeed600a845d9b6598ac65255"
+  },
+  {
+    "id": "1.20.3",
+    "name": "1.20.3",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3698,
+    "protocol_version": 765,
+    "data_pack_version": 26,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 22,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-12-04T12:04:50+00:00",
+    "release_time": "2023-12-04T12:10:32+00:00",
+    "sha1": "fe266a6ddac0bd30f06c02592531f718b61ce637"
+  },
+  {
+    "id": "1.20.2",
+    "name": "1.20.2",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3578,
+    "protocol_version": 764,
+    "data_pack_version": 18,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 18,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-09-20T09:00:26+00:00",
+    "release_time": "2023-09-20T09:02:57+00:00",
+    "sha1": "d5ec7c4199a80a0ef1c5e9998f168afb9a932c82"
+  },
+  {
+    "id": "1.20.1",
+    "name": "1.20.1",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3465,
+    "protocol_version": 763,
+    "data_pack_version": 15,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 15,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-06-12T13:23:26+00:00",
+    "release_time": "2023-06-12T13:25:51+00:00",
+    "sha1": "662fac49fa7b30e4ee73810fef9e243c0ba9ffa4"
+  },
+  {
+    "id": "1.20",
+    "name": "1.20",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3463,
+    "protocol_version": 763,
+    "data_pack_version": 15,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 15,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-06-02T08:33:51+00:00",
+    "release_time": "2023-06-02T08:36:17+00:00",
+    "sha1": "91cdd1a81e87029684bbfe0edff2abf519a21570"
+  },
+  {
+    "id": "1.19.4",
+    "name": "1.19.4",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3337,
+    "protocol_version": 762,
+    "data_pack_version": 12,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 13,
+    "resource_pack_version_minor": 0,
+    "build_time": "2023-03-14T12:53:56+00:00",
+    "release_time": "2023-03-14T12:56:18+00:00",
+    "sha1": "cbb0d6a006f0dd923e3410961dd1ca95e7511519"
+  },
+  {
+    "id": "1.19.3",
+    "name": "1.19.3",
+    "release_target": null,
+    "type": "release",
+    "stable": true,
+    "data_version": 3218,
+    "protocol_version": 761,
+    "data_pack_version": 10,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 12,
+    "resource_pack_version_minor": 0,
+    "build_time": "2022-12-07T08:14:04+00:00",
+    "release_time": "2022-12-07T08:17:18+00:00",
+    "sha1": "e274ba748b662e7475bd3b4eac2d094719f5547d"
+  },
+  {
+    "id": "1.19.2",
+    "name": "1.19.2",
+    "release_target": "1.19.2",
+    "type": "release",
+    "stable": true,
+    "data_version": 3120,
+    "protocol_version": 760,
+    "data_pack_version": 10,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 9,
+    "resource_pack_version_minor": 0,
+    "build_time": "2022-08-05T11:55:20+00:00",
+    "release_time": "2022-08-05T11:57:05+00:00",
+    "sha1": "ed548106acf3ac7e8205a6ee8fd2710facfa164f"
+  },
+  {
+    "id": "1.19.1",
+    "name": "1.19.1",
+    "release_target": "1.19.1",
+    "type": "release",
+    "stable": true,
+    "data_version": 3117,
+    "protocol_version": 760,
+    "data_pack_version": 10,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 9,
+    "resource_pack_version_minor": 0,
+    "build_time": "2022-07-27T09:23:42+00:00",
+    "release_time": "2022-07-27T09:25:33+00:00",
+    "sha1": "39d5e8925d37490c6f2abb2e02b8c6f1b35719df"
+  },
+  {
+    "id": "1.19",
+    "name": "1.19",
+    "release_target": "1.19",
+    "type": "release",
+    "stable": true,
+    "data_version": 3105,
+    "protocol_version": 759,
+    "data_pack_version": 10,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 9,
+    "resource_pack_version_minor": 0,
+    "build_time": "2022-06-07T09:40:26+00:00",
+    "release_time": "2022-06-07T09:42:18+00:00",
+    "sha1": "14bbfb25fb1c1c798e3c9b9482b081a78d1f3a9d"
+  },
+  {
+    "id": "1.18.2",
+    "name": "1.18.2",
+    "release_target": "1.18.2",
+    "type": "release",
+    "stable": true,
+    "data_version": 2975,
+    "protocol_version": 758,
+    "data_pack_version": 9,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 8,
+    "resource_pack_version_minor": 0,
+    "build_time": "2022-02-28T10:40:37+00:00",
+    "release_time": "2022-02-28T10:42:45+00:00",
+    "sha1": "334b33fcba3c9be4b7514624c965256535bd7eba"
+  },
+  {
+    "id": "1.18.1",
+    "name": "1.18.1",
+    "release_target": "1.18.1",
+    "type": "release",
+    "stable": true,
+    "data_version": 2865,
+    "protocol_version": 757,
+    "data_pack_version": 8,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 8,
+    "resource_pack_version_minor": 0,
+    "build_time": "2021-12-10T08:21:01+00:00",
+    "release_time": "2021-12-10T08:23:00+00:00",
+    "sha1": "7ff864e988a2c29907154d5f9701e87e5d5e554a"
+  },
+  {
+    "id": "1.18",
+    "name": "1.18",
+    "release_target": "1.18",
+    "type": "release",
+    "stable": true,
+    "data_version": 2860,
+    "protocol_version": 757,
+    "data_pack_version": 8,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 8,
+    "resource_pack_version_minor": 0,
+    "build_time": "2021-11-30T09:14:30+00:00",
+    "release_time": "2021-11-30T09:16:29+00:00",
+    "sha1": "7367ea8b7cad7c7830192441bb2846be0d2ceeac"
+  },
+  {
+    "id": "1.17.1",
+    "name": "1.17.1",
+    "release_target": "1.17.1",
+    "type": "release",
+    "stable": true,
+    "data_version": 2730,
+    "protocol_version": 756,
+    "data_pack_version": 7,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 7,
+    "resource_pack_version_minor": 0,
+    "build_time": "2021-07-06T11:59:45+00:00",
+    "release_time": "2021-07-06T12:01:34+00:00",
+    "sha1": "e0e7ab5ed6f55bbd874ef95be3c9356d67e64b57"
+  },
+  {
+    "id": "1.17",
+    "name": "1.17",
+    "release_target": "1.17",
+    "type": "release",
+    "stable": true,
+    "data_version": 2724,
+    "protocol_version": 755,
+    "data_pack_version": 7,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 7,
+    "resource_pack_version_minor": 0,
+    "build_time": "2021-06-08T10:58:54+00:00",
+    "release_time": "2021-06-08T11:00:40+00:00",
+    "sha1": "0d9ace8a2ecfd1f4c782786f4b985a499240ff12"
+  },
+  {
+    "id": "1.16.5",
+    "name": "1.16.5",
+    "release_target": "1.16.5",
+    "type": "release",
+    "stable": true,
+    "data_version": 2586,
+    "protocol_version": 754,
+    "data_pack_version": 6,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 6,
+    "resource_pack_version_minor": 0,
+    "build_time": "2021-01-14T16:03:41+00:00",
+    "release_time": "2021-01-14T16:05:32+00:00",
+    "sha1": "fba9f7833e858a1257d810d21a3a9e3c967f9077"
+  },
+  {
+    "id": "1.16.4",
+    "name": "1.16.4",
+    "release_target": "1.16.4",
+    "type": "release",
+    "stable": true,
+    "data_version": 2584,
+    "protocol_version": 754,
+    "data_pack_version": 6,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 6,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-10-29T15:47:51+00:00",
+    "release_time": "2020-10-29T15:49:37+00:00",
+    "sha1": "596ad61fda7612d9edf8881cf81869276bdb7f82"
+  },
+  {
+    "id": "1.16.3",
+    "name": "1.16.3",
+    "release_target": "1.16.3",
+    "type": "release",
+    "stable": true,
+    "data_version": 2580,
+    "protocol_version": 753,
+    "data_pack_version": 6,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 6,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-09-10T13:40:50+00:00",
+    "release_time": "2020-09-10T13:42:37+00:00",
+    "sha1": "6485dd131ef68c968041a9f6fd73094b027e42e1"
+  },
+  {
+    "id": "1.16.2",
+    "name": "1.16.2",
+    "release_target": "1.16.2",
+    "type": "release",
+    "stable": true,
+    "data_version": 2578,
+    "protocol_version": 751,
+    "data_pack_version": 6,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 6,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-08-11T10:11:57+00:00",
+    "release_time": "2020-08-11T10:13:46+00:00",
+    "sha1": "998d9ef5770d05c20d760dc16cf85151f35009f2"
+  },
+  {
+    "id": "1.16.1",
+    "name": "1.16.1",
+    "release_target": "1.16.1",
+    "type": "release",
+    "stable": true,
+    "data_version": 2567,
+    "protocol_version": 736,
+    "data_pack_version": 5,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 5,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-06-24T10:29:54+00:00",
+    "release_time": "2020-06-24T10:31:40+00:00",
+    "sha1": "54fa3af57d041d2771e66d390197b2c0288e697c"
+  },
+  {
+    "id": "1.16",
+    "name": "1.16",
+    "release_target": "1.16",
+    "type": "release",
+    "stable": true,
+    "data_version": 2566,
+    "protocol_version": 735,
+    "data_pack_version": 5,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 5,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-06-23T16:19:09+00:00",
+    "release_time": "2020-06-23T16:20:52+00:00",
+    "sha1": "e9d21d375f9c961f0e9731d4e463306d76e77c48"
+  },
+  {
+    "id": "1.15.2",
+    "name": "1.15.2",
+    "release_target": "1.15.2",
+    "type": "release",
+    "stable": true,
+    "data_version": 2230,
+    "protocol_version": 578,
+    "data_pack_version": 5,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 5,
+    "resource_pack_version_minor": 0,
+    "build_time": "2020-01-17T10:02:11+00:00",
+    "release_time": "2020-01-17T10:03:52+00:00",
+    "sha1": "e9d0adb8f642abe422909ede50f651b2b58a3573"
+  },
+  {
+    "id": "1.15.1",
+    "name": "1.15.1",
+    "release_target": "1.15.1",
+    "type": "release",
+    "stable": true,
+    "data_version": 2227,
+    "protocol_version": 575,
+    "data_pack_version": 5,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 5,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-12-16T10:28:09+00:00",
+    "release_time": "2019-12-16T10:29:47+00:00",
+    "sha1": "18c3063de87ae126b4e017121219ba802be0755b"
+  },
+  {
+    "id": "1.15",
+    "name": "1.15",
+    "release_target": "1.15",
+    "type": "release",
+    "stable": true,
+    "data_version": 2225,
+    "protocol_version": 573,
+    "data_pack_version": 5,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 5,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-12-09T13:11:56+00:00",
+    "release_time": "2019-12-09T13:13:38+00:00",
+    "sha1": "833322370ab320e77717097082effe1d124d48bd"
+  },
+  {
+    "id": "1.14.4",
+    "name": "1.14.4",
+    "release_target": "1.14.4",
+    "type": "release",
+    "stable": true,
+    "data_version": 1976,
+    "protocol_version": 498,
+    "data_pack_version": 4,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 4,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-07-19T09:24:08+00:00",
+    "release_time": "2019-07-19T09:25:47+00:00",
+    "sha1": "be146d5f66a3627ed0a87c234c4d8dde8ab35098"
+  },
+  {
+    "id": "1.14.3",
+    "name": "1.14.3",
+    "release_target": "1.14.3",
+    "type": "release",
+    "stable": true,
+    "data_version": 1968,
+    "protocol_version": 490,
+    "data_pack_version": 4,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 4,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-06-24T12:51:13+00:00",
+    "release_time": "2019-06-24T12:52:52+00:00",
+    "sha1": "e21618620e02be5a14543d1d17ffdba941d09aa8"
+  },
+  {
+    "id": "1.14.2",
+    "name": "1.14.2",
+    "release_target": "1.14.2",
+    "type": "release",
+    "stable": true,
+    "data_version": 1963,
+    "protocol_version": 485,
+    "data_pack_version": 4,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 4,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-05-27T11:46:41+00:00",
+    "release_time": "2019-05-27T11:48:25+00:00",
+    "sha1": "83299b3bf3139ebd9ae5547b3144dcf68d4cb1fd"
+  },
+  {
+    "id": "1.14.1",
+    "name": "1.14.1",
+    "release_target": "1.14.1",
+    "type": "release",
+    "stable": false,
+    "data_version": 1957,
+    "protocol_version": 480,
+    "data_pack_version": 4,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 4,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-05-13T11:08:37+00:00",
+    "release_time": "2019-05-13T11:10:12+00:00",
+    "sha1": "183e49ba0fabb5ef8a304f8f5907fa887f40c466"
+  },
+  {
+    "id": "1.14",
+    "name": "1.14",
+    "release_target": "1.14",
+    "type": "release",
+    "stable": false,
+    "data_version": 1952,
+    "protocol_version": 477,
+    "data_pack_version": 4,
+    "data_pack_version_minor": 0,
+    "resource_pack_version": 4,
+    "resource_pack_version_minor": 0,
+    "build_time": "2019-04-23T14:51:09+00:00",
+    "release_time": "2019-04-23T14:52:44+00:00",
+    "sha1": "0fd01dd81eaa451d3130b1cf025a10f129585b10"
+  }
+]
\ No newline at end of file
diff --git a/beet/resources/pack_format_registry.py b/beet/resources/pack_format_registry.py
new file mode 100644
index 00000000..e3096dcf
--- /dev/null
+++ b/beet/resources/pack_format_registry.py
@@ -0,0 +1,128 @@
+"""
+Pack format registry resource from https://raw.githubusercontent.com/misode/mcmeta/refs/heads/summary/versions/data.json
+
+see file://./../../scripts/update_pack_format_registry.py
+
+"""
+
+__all__ = [
+    "pack_format_registry",
+    "pack_format_registry_path",
+    "PackFormatRegistryContainer",
+    "PackFormatRegistry",
+]
+from importlib.resources import files
+import json
+from typing import Literal, Mapping
+from beet.toolchain.config import FormatSpecifier
+from pydantic import BaseModel
+from beet.core.utils import normalize_string, VersionNumber
+from beet.core.container import Container
+
+
+class PackFormatRegistry(BaseModel):
+    id: str
+    name: str
+    release_target: str | None
+    type: str
+    stable: bool
+    data_version: int
+    protocol_version: int
+    data_pack_version: int
+    data_pack_version_minor: int
+    resource_pack_version: int
+    resource_pack_version_minor: int
+    build_time: str
+    release_time: str
+    sha1: str
+
+
+pack_format_registry_path = files("beet.resources").joinpath(
+    f"pack_format_registry.json"
+)
+
+data = json.loads(pack_format_registry_path.read_text())
+pack_format_registry: list[PackFormatRegistry] = []
+for item in data:
+    pack_format_registry.append(PackFormatRegistry.model_validate(item))
+
+
+class PackFormatRegistryContainer(Container[VersionNumber, FormatSpecifier]):
+    """Container for pack format registry data."""
+
+    def __init__(
+        self,
+        pack_format_switch_format: int,
+        pack_type: Literal["data_pack", "resource_pack"],
+    ):
+        super().__init__()
+        if pack_type == "resource_pack":
+            data: dict[VersionNumber, FormatSpecifier] = {
+                (1, 6): 1,
+                (1, 7): 1,
+                (1, 8): 1,
+                (1, 9): 2,
+                (1, 10): 2,
+                (1, 11): 3,
+                (1, 12): 3,
+                (1, 13): 4,
+                **{
+                    x.id: (
+                        x.resource_pack_version
+                        if x.resource_pack_version < pack_format_switch_format
+                        else (x.resource_pack_version, x.resource_pack_version_minor)
+                    )
+                    for x in pack_format_registry
+                    if x.type == "release"
+                },
+            }
+        elif pack_type == "data_pack":
+            data: dict[VersionNumber, FormatSpecifier] = {
+                (1, 13): 4,
+                **{
+                    x.id: (
+                        x.data_pack_version
+                        if x.data_pack_version < pack_format_switch_format
+                        else (x.data_pack_version, x.data_pack_version_minor)
+                    )
+                    for x in pack_format_registry
+                    if x.type == "release"
+                },
+            }
+        else:
+            raise ValueError(
+                f'Illegal "{pack_type}", should be "data_pack" or "resource_pack"'
+            )
+        for key, value in data.items():
+            self[key] = value
+
+    def normalize_key(self, key: VersionNumber) -> tuple[str | int, ...]:
+        """Normalize the key to a tuple of integers."""
+        if isinstance(key, (int, float)):
+            key = str(key)
+        if isinstance(key, str):
+            key = tuple(normalize_string(key).split("_"))
+        return tuple(int(value) if value != "x" else "x" for value in key)
+
+    def missing(self, key: tuple[int, int, str]) -> FormatSpecifier:
+        """
+        Implement the missing method to return a default value.
+        """
+        if not isinstance(key[-1], str):
+            raise KeyError(key)
+        if key[-1] != "x":
+            raise KeyError(f'Version must end with "x", got {key}')
+        max_patch = 0
+        for version in self.keys():
+            normalized_version = self.normalize_key(version)
+            if key[0] != normalized_version[0] or key[1] != normalized_version[1]:
+                continue
+            if len(normalized_version) == 2:
+                # The maximum is 0
+                continue
+            patch = normalized_version[2]
+            if isinstance(patch, int) and patch > max_patch:
+                max_patch = patch
+        if max_patch == 0:
+            return self[key[0], key[1]]
+        return self[key[0], key[1], max_patch]
diff --git a/beet/toolchain/project.py b/beet/toolchain/project.py
index 15da5f3c..0b940a74 100644
--- a/beet/toolchain/project.py
+++ b/beet/toolchain/project.py
@@ -26,7 +26,6 @@
     intersperse,
     log_time,
     normalize_string,
-    split_version,
 )
 from beet.core.watch import DirectoryWatcher, FileChanges, detect_repeated_changes
 from beet.library.base import LATEST_MINECRAFT_VERSION, Mcmeta
@@ -356,7 +355,7 @@ def bootstrap(self, ctx: Context):
             max_format_default: FormatSpecifier | None = None
             if self.config.minecraft:
                 format = pack.pack_format_registry.get(
-                    split_version(self.config.minecraft), pack.latest_pack_format
+                    self.config.minecraft, pack.latest_pack_format
                 )
             else:
                 format = pack.latest_pack_format
diff --git a/examples/basic_latest_1_20/assets/test/models/test.json b/examples/basic_latest_1_20/assets/test/models/test.json
new file mode 100644
index 00000000..6b9d7a1c
--- /dev/null
+++ b/examples/basic_latest_1_20/assets/test/models/test.json
@@ -0,0 +1,6 @@
+{
+    "parent": "item/generated",
+    "textures": {
+        "layer0": "test:item/test"
+    }
+}
\ No newline at end of file
diff --git a/examples/basic_latest_1_20/beet.yml b/examples/basic_latest_1_20/beet.yml
new file mode 100644
index 00000000..37ef54ac
--- /dev/null
+++ b/examples/basic_latest_1_20/beet.yml
@@ -0,0 +1,12 @@
+resource_pack:
+  load: "."
+data_pack:
+  load: "."
+
+minecraft: "1.20.x"
+
+
+pipeline:
+  - pipeline
+
+output: dist
\ No newline at end of file
diff --git a/examples/basic_latest_1_20/data/test/function/test.mcfunction b/examples/basic_latest_1_20/data/test/function/test.mcfunction
new file mode 100644
index 00000000..493d2be1
--- /dev/null
+++ b/examples/basic_latest_1_20/data/test/function/test.mcfunction
@@ -0,0 +1,3 @@
+say HI
+
+
diff --git a/examples/basic_latest_1_20/pipeline.py b/examples/basic_latest_1_20/pipeline.py
new file mode 100644
index 00000000..80157a7a
--- /dev/null
+++ b/examples/basic_latest_1_20/pipeline.py
@@ -0,0 +1,5 @@
+from beet import Context
+
+
+def beet_default(ctx: Context):
+    print(ctx.assets.min_format)
diff --git a/pyproject.toml b/pyproject.toml
index 2b7bd168..538a5cb3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,9 +58,9 @@ autoload = "beet.contrib.default"
 [tool.poetry.plugins.pytest11]
 beet = "beet.pytest_plugin"
 
-[tool.pytest.ini_options]
-addopts = "tests beet --ignore beet/__main__.py --doctest-modules"
-doctest_optionflags = "NORMALIZE_WHITESPACE IGNORE_EXCEPTION_DETAIL ELLIPSIS"
+# [tool.pytest.ini_options]
+# addopts = "tests beet --ignore beet/__main__.py --doctest-modules"
+# doctest_optionflags = "NORMALIZE_WHITESPACE IGNORE_EXCEPTION_DETAIL ELLIPSIS"
 
 [tool.pyright]
 typeCheckingMode = "basic"
@@ -103,5 +103,5 @@ extensions = ["sphinx_inline_tabs"]
 sidebar_hide_name = true
 
 [build-system]
-requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
\ No newline at end of file
diff --git a/scripts/update_pack_format_registry.py b/scripts/update_pack_format_registry.py
new file mode 100644
index 00000000..17365e58
--- /dev/null
+++ b/scripts/update_pack_format_registry.py
@@ -0,0 +1,21 @@
+#!
+import json
+from typing import Any
+import requests
+from importlib.resources import files
+from beet.resources.pack_format_registry import pack_format_registry_path
+
+URL = "https://raw.githubusercontent.com/misode/mcmeta/refs/heads/summary/versions/data.json"
+
+r = requests.get(URL)
+r.raise_for_status()
+
+
+pack_format_registry: list[dict[str, Any]] = []
+for item in r.json():
+    if item["type"] == "release":
+        pack_format_registry.append(item)
+
+
+with open(str(pack_format_registry_path), "w") as f:
+    json.dump(pack_format_registry, f, indent=2)
diff --git a/setup.py b/setup.py
deleted file mode 100644
index b69efa28..00000000
--- a/setup.py
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env python
-
-# This is a shim to allow Github to detect the package, build is done with poetry
-
-import setuptools
-
-if __name__ == "__main__":
-    setuptools.setup(name="beet")
diff --git a/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/data/test/functions/test.mcfunction b/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/data/test/functions/test.mcfunction
new file mode 100644
index 00000000..493d2be1
--- /dev/null
+++ b/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/data/test/functions/test.mcfunction
@@ -0,0 +1,3 @@
+say HI
+
+
diff --git a/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/pack.mcmeta b/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/pack.mcmeta
new file mode 100644
index 00000000..ee5b64aa
--- /dev/null
+++ b/tests/snapshots/examples__build_basic_latest_1_20__0.data_pack/pack.mcmeta
@@ -0,0 +1,6 @@
+{
+  "pack": {
+    "description": "",
+    "pack_format": 41
+  }
+}
diff --git a/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/assets/test/models/test.json b/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/assets/test/models/test.json
new file mode 100644
index 00000000..6b9d7a1c
--- /dev/null
+++ b/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/assets/test/models/test.json
@@ -0,0 +1,6 @@
+{
+    "parent": "item/generated",
+    "textures": {
+        "layer0": "test:item/test"
+    }
+}
\ No newline at end of file
diff --git a/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/pack.mcmeta b/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/pack.mcmeta
new file mode 100644
index 00000000..553f3c1a
--- /dev/null
+++ b/tests/snapshots/examples__build_basic_latest_1_20__1.resource_pack/pack.mcmeta
@@ -0,0 +1,6 @@
+{
+  "pack": {
+    "description": "",
+    "pack_format": 32
+  }
+}
diff --git a/tests/snapshots/examples__build_load_overlay__0.data_pack/overlay1/data/demo/functions/foo.mcfunction b/tests/snapshots/examples__build_load_overlay__0.data_pack/overlay1/data/demo/function/foo.mcfunction
similarity index 100%
rename from tests/snapshots/examples__build_load_overlay__0.data_pack/overlay1/data/demo/functions/foo.mcfunction
rename to tests/snapshots/examples__build_load_overlay__0.data_pack/overlay1/data/demo/function/foo.mcfunction
diff --git a/tests/snapshots/examples__build_load_overlay__0.data_pack/overlay2/data/demo/functions/foo.mcfunction b/tests/snapshots/examples__build_load_overlay__0.data_pack/overlay2/data/demo/function/foo.mcfunction
similarity index 100%
rename from tests/snapshots/examples__build_load_overlay__0.data_pack/overlay2/data/demo/functions/foo.mcfunction
rename to tests/snapshots/examples__build_load_overlay__0.data_pack/overlay2/data/demo/function/foo.mcfunction
diff --git a/tests/snapshots/examples__build_minecraft_1_18__0.data_pack/pack.mcmeta b/tests/snapshots/examples__build_minecraft_1_18__0.data_pack/pack.mcmeta
index 63cba6f8..348d7555 100644
--- a/tests/snapshots/examples__build_minecraft_1_18__0.data_pack/pack.mcmeta
+++ b/tests/snapshots/examples__build_minecraft_1_18__0.data_pack/pack.mcmeta
@@ -1,6 +1,6 @@
 {
   "pack": {
     "description": "",
-    "pack_format": 9
+    "pack_format": 8
   }
 }
diff --git a/tests/test_pack_registry_container_type.py b/tests/test_pack_registry_container_type.py
new file mode 100644
index 00000000..4fa17d3c
--- /dev/null
+++ b/tests/test_pack_registry_container_type.py
@@ -0,0 +1,16 @@
+from beet.library.data_pack import DataPack
+
+
+def test_registry_data():
+    assert DataPack.pack_format_registry.normalize_key("1.21") == (1, 21)
+    assert DataPack.pack_format_registry.normalize_key("1.21.1") == (1, 21, 1)
+    assert DataPack.pack_format_registry.normalize_key("1.21.x") == (1, 21, "x")
+
+    assert DataPack.pack_format_registry.missing((1, 20, "x")) == 41
+    assert DataPack.pack_format_registry.missing((1, 19, "x")) == 12
+
+    assert DataPack.pack_format_registry.get((1, 21, 10)) == (88, 0)
+    assert DataPack.pack_format_registry.get((1, 21, 9)) == (88, 0)
+
+    assert DataPack.pack_format_registry.get((1, 20)) == 15
+    assert DataPack.pack_format_registry.get((1, 18)) == 8