diff --git a/lonboard/__init__.py b/lonboard/__init__.py
index 2b59fe8e..894fe46a 100644
--- a/lonboard/__init__.py
+++ b/lonboard/__init__.py
@@ -7,6 +7,7 @@
     BitmapLayer,
     BitmapTileLayer,
     ColumnLayer,
+    H3HexagonLayer,
     HeatmapLayer,
     PathLayer,
     PointCloudLayer,
diff --git a/lonboard/_h3/__init__.py b/lonboard/_h3/__init__.py
new file mode 100644
index 00000000..5aa804ab
--- /dev/null
+++ b/lonboard/_h3/__init__.py
@@ -0,0 +1,3 @@
+from ._h3_to_str import h3_to_str
+from ._str_to_h3 import str_to_h3
+from ._validate_h3_cell import validate_h3_indices
diff --git a/lonboard/_h3/_h3_to_str.py b/lonboard/_h3/_h3_to_str.py
new file mode 100644
index 00000000..438ed96c
--- /dev/null
+++ b/lonboard/_h3/_h3_to_str.py
@@ -0,0 +1,27 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+import numpy as np
+
+if TYPE_CHECKING:
+    from numpy.typing import NDArray
+
+
+def h3_to_str(h3_indices: NDArray[np.uint64]) -> NDArray[np.str_]:
+    """Convert an array of H3 indices (uint64) to their hexadecimal string representations.
+
+    Returns a numpy array of type S15 (fixed-length ASCII strings of length 15).
+    """
+    # Ensure input is a numpy array of uint64
+    hex_chars = np.empty((h3_indices.size, 15), dtype="S1")
+
+    # Prepare hex digits lookup
+    hex_digits = np.array(list("0123456789ABCDEF"), dtype="S1")
+
+    # Fill each digit
+    for i in range(15):
+        shift = (15 - 1 - i) * 4
+        hex_chars[:, i] = hex_digits[(h3_indices >> shift) & 0xF]
+
+    return hex_chars.view("<S15")[:, 0]
diff --git a/lonboard/_h3/_str_to_h3.py b/lonboard/_h3/_str_to_h3.py
new file mode 100644
index 00000000..a32847a5
--- /dev/null
+++ b/lonboard/_h3/_str_to_h3.py
@@ -0,0 +1,58 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+import numpy as np
+
+if TYPE_CHECKING:
+    from numpy.typing import NDArray
+
+# ruff: noqa: ERA001
+
+
+def str_to_h3(hex_arr: NDArray[np.str_]) -> NDArray[np.uint64]:
+    return np.array([int(h, 16) for h in hex_arr])
+
+
+# # Convert ASCII bytes to numeric nibble values
+# vals = np.frombuffer(hex_arr, dtype=np.uint8).reshape(len(hex_arr), -1)
+
+# # Convert ASCII hex chars to 0-15
+# nibbles = (vals - ord("0")).astype(np.int8)
+# nibbles[nibbles > 9] -= 39  # 'a' - '0' = 49, adjust so 'a'→10, 'f'→15
+
+# # Accumulate nibbles into integer
+# # Each hex digit represents 4 bits
+# ints = nibbles[:, 0] << 60
+# for i in range(1, 16):
+#     ints |= nibbles[:, i].astype(np.uint64) << (60 - 4 * i)
+
+# pass
+
+
+# print(ints)
+# # [10, 255, 3735928559]
+
+
+# pass
+# # Example 2D S1 array of hex chars (shape: n x 15)
+# arr_s1 = np.array([list(b"00000000000000A"), list(b"0000000000000FF")], dtype="S1")
+
+# n_rows, n_cols = arr_s1.shape
+# assert n_cols == 15, "Each hex string must be exactly 15 characters"
+
+# # Step 1: convert ASCII bytes to numeric values 0-15
+# arr_int = arr_s1.view("uint8")  # get ASCII code
+# # '0'-'9' -> 0-9, 'A'-'F' -> 10-15
+# arr_val = arr_int.copy()
+# arr_val = np.where(arr_val >= ord("0"), arr_val - ord("0"), arr_val)
+# arr_val = np.where(arr_val >= 10, arr_val - 7, arr_val)  # adjust 'A'-'F'
+
+# # Step 2: create powers of 16 for each position
+# powers = 16 ** np.arange(n_cols - 1, -1, -1, dtype=np.uint64)
+
+# # Step 3: compute dot product along each row
+# uint64_arr = np.dot(arr_val, powers)
+
+# print(uint64_arr)
+# # Output: [10 255]
diff --git a/lonboard/_h3/_validate_h3_cell.py b/lonboard/_h3/_validate_h3_cell.py
new file mode 100644
index 00000000..8954f221
--- /dev/null
+++ b/lonboard/_h3/_validate_h3_cell.py
@@ -0,0 +1,219 @@
+"""Implement h3 cell validation in pure numpy.
+
+It's hard to surface errors from deck.gl back to Python, so it's a bad user experience
+if the JS console errors and silently nothing renders. But also I don't want to depend
+on the h3 library for this because the h3 library isn't vectorized (arghhhh!) and I
+don't want to require the dependency.
+
+So instead, I spend my time porting code into Numpy 😄.
+
+Ported from Rust code in h3o:
+
+https://github.com/HydroniumLabs/h3o/blob/07dcb85d9cb539f685ec63050ef0954b1d9f3864/src/index/cell.rs#L1897-L1962
+"""
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+import numpy as np
+
+if TYPE_CHECKING:
+    from numpy.typing import NDArray
+
+__all__ = ["validate_h3_indices"]
+
+MODE_OFFSET = 59
+"""Offset (in bits) of the mode in an H3 index."""
+
+MODE_MASK = 0b1111 << MODE_OFFSET
+
+EDGE_OFFSET = 56
+"""Offset (in bits) of the cell edge in an H3 index."""
+
+EDGE_MASK = 0b111 << EDGE_OFFSET
+
+VERTEX_OFFSET = 56
+"""Offset (in bits) of the cell vertex in an H3 index."""
+
+VERTEX_MASK = 0b111 << VERTEX_OFFSET
+
+DIRECTIONS_MASK = 0x0000_1FFF_FFFF_FFFF
+"""Bitmask to select the directions bits in an H3 index."""
+
+INDEX_MODE_CELL = 1
+"""H3 index mode for cells."""
+
+BASE_CELL_OFFSET = 45
+"""Offset (in bits) of the base cell in an H3 index."""
+
+BASE_CELL_MASK = 0b111_1111 << BASE_CELL_OFFSET
+"""Bitmask to select the base cell bits in an H3 index."""
+
+MAX_BASE_CELL = 121
+"""Maximum value for a base cell."""
+
+RESOLUTION_OFFSET = 52
+"""The bit offset of the resolution in an H3 index."""
+
+RESOLUTION_MASK = 0b1111 << RESOLUTION_OFFSET
+"""Bitmask to select the resolution bits in an H3 index."""
+
+MAX_RESOLUTION = 15
+"""Maximum supported H3 resolution."""
+
+DIRECTION_BITSIZE = 3
+"""Size, in bits, of a direction (range [0; 6])."""
+
+BASE_PENTAGONS_HI = 0x0020_0802_0008_0100
+"""Bitmap where a bit's position represents a base cell value (high part).
+
+Refactored from upstream 128 bit integer
+https://github.com/HydroniumLabs/h3o/blob/3b40550291a57552117c48c19841557a3b0431e1/src/base_cell.rs#L12
+"""
+
+BASE_PENTAGONS_LO = 0x8402_0040_0100_4010
+"""Bitmap where a bit's position represents a base cell value (low part).
+
+Refactored from upstream 128 bit integer
+https://github.com/HydroniumLabs/h3o/blob/3b40550291a57552117c48c19841557a3b0431e1/src/base_cell.rs#L12
+"""
+
+PENTAGON_BASE_CELLS = np.array(
+    [4, 14, 24, 33, 38, 49, 58, 63, 72, 83, 97, 107],
+    dtype=np.uint8,
+)
+"""Set of pentagon base cells."""
+
+
+def validate_h3_indices(h3_indices: NDArray[np.uint64]) -> None:
+    """Validate an array of uint64 H3 indices.
+
+    Raises ValueError if any index is invalid.
+    """
+    invalid_reserved_bits = h3_indices >> 56 & 0b1000_0111 != 0
+    bad_indices = np.where(invalid_reserved_bits)[0]
+    if len(bad_indices) > 0:
+        raise ValueError(
+            f"Tainted reserved bits in indices: {bad_indices.tolist()}\n"
+            f"with values {h3_indices[bad_indices].tolist()}",
+        )
+
+    invalid_mode = get_mode(h3_indices) != INDEX_MODE_CELL
+    bad_indices = np.where(invalid_mode)[0]
+    if len(bad_indices) > 0:
+        raise ValueError(
+            f"Invalid index mode in indices: {bad_indices.tolist()}",
+            f"with values {h3_indices[bad_indices].tolist()}",
+        )
+
+    base = get_base_cell(h3_indices)
+    invalid_base_cell = base > MAX_BASE_CELL
+    bad_indices = np.where(invalid_base_cell)[0]
+    if len(bad_indices) > 0:
+        raise ValueError(
+            f"Invalid base cell in indices: {bad_indices.tolist()}",
+            f"with values {h3_indices[bad_indices].tolist()}",
+        )
+
+    # Resolution is always valid: coded on 4 bits, valid range is [0; 15].
+    resolution = get_resolution(h3_indices)
+
+    # Check that we have a tail of unused cells  after `resolution` cells.
+    #
+    # We expect every bit to be 1 in the tail (because unused cells are
+    # represented by `0b111`), i.e. every bit set to 0 after a NOT.
+    unused_count = MAX_RESOLUTION - resolution
+    unused_bitsize = unused_count * DIRECTION_BITSIZE
+    unused_mask = (1 << unused_bitsize.astype(np.uint64)) - 1
+    invalid_unused_direction_pattern = (~h3_indices) & unused_mask != 0
+    bad_indices = np.where(invalid_unused_direction_pattern)[0]
+    if len(bad_indices) > 0:
+        raise ValueError(
+            f"Invalid unused direction pattern in indices: {bad_indices.tolist()}",
+            f"with values {h3_indices[bad_indices].tolist()}",
+        )
+
+    # Check that we have `resolution` valid cells (no unused ones).
+    dirs_mask = (1 << (resolution * DIRECTION_BITSIZE).astype(np.uint64)) - 1
+    dirs = (h3_indices >> unused_bitsize) & dirs_mask
+    invalid_unused_direction = has_unused_direction(dirs)
+    bad_indices = np.where(invalid_unused_direction)[0]
+    if len(bad_indices) > 0:
+        raise ValueError(
+            f"Unexpected unused direction in indices: {bad_indices.tolist()}",
+            f"with values {h3_indices[bad_indices].tolist()}",
+        )
+
+    # Check for pentagons with deleted subsequence.
+    has_pentagon_base = np.logical_and(is_pentagon(base), resolution != 0)
+    pentagon_base_indices = np.where(has_pentagon_base)[0]
+    if len(pentagon_base_indices) > 0:
+        pentagons = h3_indices[pentagon_base_indices]
+        pentagon_resolutions = resolution[pentagon_base_indices]
+        pentagon_dirs = dirs[pentagon_base_indices]
+
+        # Move directions to the front, so that we can count leading zeroes.
+        pentagon_offset = 64 - (pentagon_resolutions * DIRECTION_BITSIZE)
+
+        # NOTE: The following was ported via GPT from Rust `leading_zeros`
+        # https://github.com/HydroniumLabs/h3o/blob/07dcb85d9cb539f685ec63050ef0954b1d9f3864/src/index/cell.rs#L1951
+
+        # Find the position of the first bit set, if it's a multiple of 3
+        # that means we have a K axe as the first non-center direction,
+        # which is forbidden.
+        shifted = pentagon_dirs << pentagon_offset
+
+        # Compute leading zeros for each element (assuming 64-bit unsigned integers)
+        # where `leading_zeros = 64 - shifted.bit_length()`
+        # numpy doesn't have bit_length, so use log2 and handle zeros
+        bitlen = np.where(shifted == 0, 0, np.floor(np.log2(shifted)).astype(int) + 1)
+        leading_zeros = 64 - bitlen
+
+        # Add 1 and check if multiple of 3
+        is_multiple_of_3 = ((leading_zeros + 1) % 3) == 0
+        bad_indices = np.where(is_multiple_of_3)[0]
+        if len(bad_indices) > 0:
+            raise ValueError(
+                f"Pentagonal cell index with a deleted subsequence: {bad_indices.tolist()}",
+                f"with values {pentagons[bad_indices].tolist()}",
+            )
+
+
+def get_mode(bits: NDArray[np.uint64]) -> NDArray[np.uint8]:
+    """Return the H3 index mode bits."""
+    return ((bits & MODE_MASK) >> MODE_OFFSET).astype(np.uint8)
+
+
+def get_base_cell(bits: NDArray[np.uint64]) -> NDArray[np.uint8]:
+    """Return the H3 index base cell bits."""
+    return ((bits & BASE_CELL_MASK) >> BASE_CELL_OFFSET).astype(np.uint8)
+
+
+def get_resolution(bits: NDArray[np.uint64]) -> NDArray[np.uint8]:
+    """Return the H3 index resolution."""
+    return ((bits & RESOLUTION_MASK) >> RESOLUTION_OFFSET).astype(np.uint8)
+
+
+def has_unused_direction(dirs: NDArray) -> NDArray[np.bool_]:
+    """Check if there is at least one unused direction in the given directions.
+
+    Copied from upstream
+    https://github.com/HydroniumLabs/h3o/blob/07dcb85d9cb539f685ec63050ef0954b1d9f3864/src/index/cell.rs#L2056-L2107
+    """
+    LO_MAGIC = 0b001_001_001_001_001_001_001_001_001_001_001_001_001_001_001  # noqa: N806
+    HI_MAGIC = 0b100_100_100_100_100_100_100_100_100_100_100_100_100_100_100  # noqa: N806
+
+    return ((~dirs - LO_MAGIC) & (dirs & HI_MAGIC)) != 0
+
+
+def is_pentagon(cell: NDArray[np.uint8]) -> NDArray[np.bool_]:
+    """Return true if the base cell is pentagonal.
+
+    Note that this is **not** copied from the upstream:
+    https://github.com/HydroniumLabs/h3o/blob/3b40550291a57552117c48c19841557a3b0431e1/src/base_cell.rs#L33-L47
+
+    Because they use a 128 bit integer as a bitmap, which is not available in
+    numpy. Instead we use a simple lookup in a static array.
+    """
+    return np.isin(cell, PENTAGON_BASE_CELLS)
diff --git a/lonboard/_layer.py b/lonboard/_layer.py
index cc3453c2..8a7a9754 100644
--- a/lonboard/_layer.py
+++ b/lonboard/_layer.py
@@ -39,6 +39,7 @@
     ColorAccessor,
     FloatAccessor,
     NormalAccessor,
+    TextAccessor,
     VariableLengthTuple,
 )
 
@@ -1989,6 +1990,246 @@ def from_duckdb(
     """
 
 
+class H3HexagonLayer(BaseArrowLayer):
+    """The `H3HexagonLayer` renders H3 hexagons.
+
+    **Example:**
+
+    From GeoPandas:
+
+    ```py
+    import geopandas as gpd
+    from lonboard import Map, H3HexagonLayer
+
+    # A GeoDataFrame with Polygon or MultiPolygon geometries
+    gdf = gpd.GeoDataFrame()
+    layer = H3HexagonLayer.from_geopandas(
+        gdf,
+        get_fill_color=[255, 0, 0],
+    )
+    m = Map(layer)
+    ```
+
+    From an Arrow-compatible source like [pyogrio][pyogrio] or [geoarrow-rust](https://geoarrow.github.io/geoarrow-rs/python/latest):
+
+    ```py
+    from geoarrow.rust.io import read_flatgeobuf
+    from lonboard import Map, H3HexagonLayer
+
+    # Example: A FlatGeobuf file with Polygon or MultiPolygon geometries
+    table = read_flatgeobuf("path/to/file.fgb")
+    layer = H3HexagonLayer(
+        table,
+        get_fill_color=[255, 0, 0],
+    )
+    m = Map(layer)
+    ```
+    """
+
+    def __init__(
+        self,
+        table: ArrowStreamExportable,
+        *,
+        get_hexagon=None,
+        _rows_per_chunk: int | None = None,
+        **kwargs: Unpack[H3HexagonLayerKwargs],
+    ) -> None:
+        super().__init__(
+            table=table,
+            get_hexagon=get_hexagon,
+            _rows_per_chunk=_rows_per_chunk,
+            **kwargs,
+        )
+
+    @classmethod
+    def from_geopandas(
+        cls,
+        gdf: gpd.GeoDataFrame,
+        *,
+        get_hexagon=None,
+        auto_downcast: bool = True,
+        **kwargs: Unpack[H3HexagonLayerKwargs],
+    ) -> Self:
+        return super().from_geopandas(
+            gdf=gdf,
+            get_hexagon=get_hexagon,
+            auto_downcast=auto_downcast,
+            **kwargs,
+        )
+
+    _layer_type = t.Unicode("h3-hexagon").tag(sync=True)
+
+    table = ArrowTableTrait(geometry_required=False)
+
+    # TODO: create custom H3 accessor that validates hexagons and converts them to
+    # uint64
+    get_hexagon = TextAccessor()
+    """Label text accessor"""
+
+    stroked = t.Bool(None, allow_none=True).tag(sync=True)
+    """Whether to draw an outline around the polygon (solid fill).
+
+    Note that both the outer polygon as well the outlines of any holes will be drawn.
+
+    - Type: `bool`, optional
+    - Default: `True`
+    """
+
+    filled = t.Bool(None, allow_none=True).tag(sync=True)
+    """Whether to draw a filled polygon (solid fill).
+
+    Note that only the area between the outer polygon and any holes will be filled.
+
+    - Type: `bool`, optional
+    - Default: `True`
+    """
+
+    extruded = t.Bool(None, allow_none=True).tag(sync=True)
+    """Whether to extrude the polygons.
+
+    Based on the elevations provided by the `getElevation` accessor.
+
+    If set to `false`, all polygons will be flat, this generates less geometry and is
+    faster than simply returning 0 from getElevation.
+
+    - Type: `bool`, optional
+    - Default: `False`
+    """
+
+    wireframe = t.Bool(None, allow_none=True).tag(sync=True)
+    """
+    Whether to generate a line wireframe of the polygon. The outline will have
+    "horizontal" lines closing the top and bottom polygons and a vertical line
+    (a "strut") for each vertex on the polygon.
+
+    - Type: `bool`, optional
+    - Default: `False`
+
+    **Remarks:**
+
+    - These lines are rendered with `GL.LINE` and will thus always be 1 pixel wide.
+    - Wireframe and solid extrusions are exclusive, you'll need to create two layers
+      with the same data if you want a combined rendering effect.
+    """
+
+    elevation_scale = t.Float(None, allow_none=True, min=0).tag(sync=True)
+    """Elevation multiplier.
+
+    The final elevation is calculated by `elevationScale * getElevation(d)`.
+    `elevationScale` is a handy property to scale all elevation without updating the
+    data.
+
+    - Type: `float`, optional
+    - Default: `1`
+    """
+
+    line_width_units = t.Unicode(None, allow_none=True).tag(sync=True)
+    """
+    The units of the outline width, one of `'meters'`, `'common'`, and `'pixels'`. See
+    [unit
+    system](https://deck.gl/docs/developer-guide/coordinate-systems#supported-units).
+
+    - Type: `str`, optional
+    - Default: `'meters'`
+    """
+
+    line_width_scale = t.Float(None, allow_none=True, min=0).tag(sync=True)
+    """
+    The outline width multiplier that multiplied to all outlines of `Polygon` and
+    `MultiPolygon` features if the `stroked` attribute is true.
+
+    - Type: `float`, optional
+    - Default: `1`
+    """
+
+    line_width_min_pixels = t.Float(None, allow_none=True, min=0).tag(sync=True)
+    """
+    The minimum outline width in pixels. This can be used to prevent the outline from
+    getting too small when zoomed out.
+
+    - Type: `float`, optional
+    - Default: `0`
+    """
+
+    line_width_max_pixels = t.Float(None, allow_none=True, min=0).tag(sync=True)
+    """
+    The maximum outline width in pixels. This can be used to prevent the outline from
+    getting too big when zoomed in.
+
+    - Type: `float`, optional
+    - Default: `None`
+    """
+
+    line_joint_rounded = t.Bool(None, allow_none=True).tag(sync=True)
+    """Type of joint. If `true`, draw round joints. Otherwise draw miter joints.
+
+    - Type: `bool`, optional
+    - Default: `False`
+    """
+
+    line_miter_limit = t.Float(None, allow_none=True, min=0).tag(sync=True)
+    """The maximum extent of a joint in ratio to the stroke width.
+
+    Only works if `line_joint_rounded` is false.
+
+    - Type: `float`, optional
+    - Default: `4`
+    """
+
+    get_fill_color = ColorAccessor(None, allow_none=True)
+    """
+    The fill color of each polygon in the format of `[r, g, b, [a]]`. Each channel is a
+    number between 0-255 and `a` is 255 if not supplied.
+
+    - Type: [ColorAccessor][lonboard.traits.ColorAccessor], optional
+        - If a single `list` or `tuple` is provided, it is used as the fill color for
+          all polygons.
+        - If a numpy or pyarrow array is provided, each value in the array will be used
+          as the fill color for the polygon at the same row index.
+    - Default: `[0, 0, 0, 255]`.
+    """
+
+    get_line_color = ColorAccessor(None, allow_none=True)
+    """
+    The outline color of each polygon in the format of `[r, g, b, [a]]`. Each channel is
+    a number between 0-255 and `a` is 255 if not supplied.
+
+    Only applies if `stroked=True`.
+
+    - Type: [ColorAccessor][lonboard.traits.ColorAccessor], optional
+        - If a single `list` or `tuple` is provided, it is used as the outline color for
+          all polygons.
+        - If a numpy or pyarrow array is provided, each value in the array will be used
+          as the outline color for the polygon at the same row index.
+    - Default: `[0, 0, 0, 255]`.
+    """
+
+    get_line_width = FloatAccessor(None, allow_none=True)
+    """
+    The width of the outline of each polygon, in units specified by `line_width_units`
+    (default `'meters'`).
+
+    - Type: [FloatAccessor][lonboard.traits.FloatAccessor], optional
+        - If a number is provided, it is used as the outline width for all polygons.
+        - If an array is provided, each value in the array will be used as the outline
+          width for the polygon at the same row index.
+    - Default: `1`.
+    """
+
+    get_elevation = FloatAccessor(None, allow_none=True)
+    """
+    The elevation to extrude each polygon with, in meters.
+
+    Only applies if `extruded=True`.
+
+    - Type: [FloatAccessor][lonboard.traits.FloatAccessor], optional
+        - If a number is provided, it is used as the width for all polygons.
+        - If an array is provided, each value in the array will be used as the width for
+          the polygon at the same row index.
+    - Default: `1000`.
+    """
+
+
 class HeatmapLayer(BaseArrowLayer):
     """The `HeatmapLayer` visualizes the spatial distribution of data.
 
diff --git a/package-lock.json b/package-lock.json
index 158ad258..f0f1fd8a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@deck.gl/layers": "^9.2.1",
         "@deck.gl/mapbox": "^9.2.1",
         "@deck.gl/react": "^9.2.1",
-        "@geoarrow/deck.gl-layers": "^0.4.0-beta.1",
+        "@geoarrow/deck.gl-layers": "^0.4.0-beta.3",
         "@geoarrow/geoarrow-js": "^0.3.2",
         "@nextui-org/react": "^2.4.8",
         "@xstate/react": "^6.0.0",
@@ -1286,6 +1286,7 @@
       "version": "9.2.1",
       "resolved": "https://registry.npmjs.org/@deck.gl/aggregation-layers/-/aggregation-layers-9.2.1.tgz",
       "integrity": "sha512-YAb8WZ1Htne9w7yKNw0DsD9fVtHY4GiCTLib+F0nQC9yNBP1xhA6l3myPf/ZfCxVkJLJ58cjEoqcgGMmQ4EvaQ==",
+      "license": "MIT",
       "peer": true,
       "dependencies": {
         "@luma.gl/constants": "^9.2.2",
@@ -1346,6 +1347,7 @@
       "version": "9.2.1",
       "resolved": "https://registry.npmjs.org/@deck.gl/geo-layers/-/geo-layers-9.2.1.tgz",
       "integrity": "sha512-Cq7TZa15c2+XE7uci65AqPSOY/yDicmPjYJxNX/DgvMkgGOYlEO9TmBu8CCqNaBCxJlK9Ztz6mwoKZbltUBGQw==",
+      "license": "MIT",
       "peer": true,
       "dependencies": {
         "@loaders.gl/3d-tiles": "^4.2.0",
@@ -1418,6 +1420,7 @@
       "version": "9.2.1",
       "resolved": "https://registry.npmjs.org/@deck.gl/mesh-layers/-/mesh-layers-9.2.1.tgz",
       "integrity": "sha512-uSr0HgkFO8A7g6CDhEvWPieoZQiLUVGmumqVUXj1FqzbiKI5yBsbt839xMxS2ZKZWBdZI7FUp3G+NML1KBGdxw==",
+      "license": "MIT",
       "peer": true,
       "dependencies": {
         "@loaders.gl/gltf": "^4.2.0",
@@ -2060,19 +2063,19 @@
       }
     },
     "node_modules/@geoarrow/deck.gl-layers": {
-      "version": "0.4.0-beta.1",
-      "resolved": "https://registry.npmjs.org/@geoarrow/deck.gl-layers/-/deck.gl-layers-0.4.0-beta.1.tgz",
-      "integrity": "sha512-SYS2DTWjWMPEfDphfPGPuRORIXg9Nwk1XiHmMrsw2pQzlufE9yVLWAQ4ppQXTpjDl5jqUhRbu3jiNOlTePpWpA==",
+      "version": "0.4.0-beta.3",
+      "resolved": "file:../../geoarrow/deck.gl-layers/packages/deck.gl-layers/geoarrow-deck.gl-layers-0.4.0-beta.3.tgz",
+      "integrity": "sha512-n137V/qf6tpg/g/Uw39Cf9hKFwDREBnb+G4DERux+XzgrIyPW3ny/tUCsMOY1XNCWd81eg7D/+v11hnjt4xh4w==",
       "license": "MIT",
       "dependencies": {
         "@geoarrow/geoarrow-js": "^0.3.0",
         "threads": "^1.7.0"
       },
       "peerDependencies": {
-        "@deck.gl/aggregation-layers": "^9.2.1",
-        "@deck.gl/core": "^9.2.1",
-        "@deck.gl/geo-layers": "^9.2.1",
-        "@deck.gl/layers": "^9.2.1",
+        "@deck.gl/aggregation-layers": "^9.0.0",
+        "@deck.gl/core": "^9.0.0",
+        "@deck.gl/geo-layers": "^9.0.0",
+        "@deck.gl/layers": "^9.0.0",
         "@math.gl/polygon": "^4.1.0",
         "apache-arrow": ">=15"
       }
@@ -2328,6 +2331,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/3d-tiles/-/3d-tiles-4.3.4.tgz",
       "integrity": "sha512-JQ3y3p/KlZP7lfobwON5t7H9WinXEYTvuo3SRQM8TBKhM+koEYZhvI2GwzoXx54MbBbY+s3fm1dq5UAAmaTsZw==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/compression": "4.3.4",
         "@loaders.gl/crypto": "4.3.4",
@@ -2351,12 +2355,14 @@
     "node_modules/@loaders.gl/3d-tiles/node_modules/long": {
       "version": "5.3.2",
       "resolved": "https://registry.npmjs.org/long/-/long-5.3.2.tgz",
-      "integrity": "sha512-mNAgZ1GmyNhD7AuqnTG3/VQ26o760+ZYBPKjPvugO8+nLbYfX6TVpJPseBvopbdY+qpZ/lKUnmEc1LeZYS3QAA=="
+      "integrity": "sha512-mNAgZ1GmyNhD7AuqnTG3/VQ26o760+ZYBPKjPvugO8+nLbYfX6TVpJPseBvopbdY+qpZ/lKUnmEc1LeZYS3QAA==",
+      "license": "Apache-2.0"
     },
     "node_modules/@loaders.gl/compression": {
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/compression/-/compression-4.3.4.tgz",
       "integrity": "sha512-+o+5JqL9Sx8UCwdc2MTtjQiUHYQGJALHbYY/3CT+b9g/Emzwzez2Ggk9U9waRfdHiBCzEgRBivpWZEOAtkimXQ==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/worker-utils": "4.3.4",
@@ -2392,6 +2398,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/crypto/-/crypto-4.3.4.tgz",
       "integrity": "sha512-3VS5FgB44nLOlAB9Q82VOQnT1IltwfRa1miE0mpHCe1prYu1M/dMnEyynusbrsp+eDs3EKbxpguIS9HUsFu5dQ==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/worker-utils": "4.3.4",
@@ -2405,6 +2412,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/draco/-/draco-4.3.4.tgz",
       "integrity": "sha512-4Lx0rKmYENGspvcgV5XDpFD9o+NamXoazSSl9Oa3pjVVjo+HJuzCgrxTQYD/3JvRrolW/QRehZeWD/L/cEC6mw==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/schema": "4.3.4",
@@ -2419,6 +2427,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/gis/-/gis-4.3.4.tgz",
       "integrity": "sha512-8xub38lSWW7+ZXWuUcggk7agRHJUy6RdipLNKZ90eE0ZzLNGDstGD1qiBwkvqH0AkG+uz4B7Kkiptyl7w2Oa6g==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/schema": "4.3.4",
@@ -2434,6 +2443,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/gltf/-/gltf-4.3.4.tgz",
       "integrity": "sha512-EiUTiLGMfukLd9W98wMpKmw+hVRhQ0dJ37wdlXK98XPeGGB+zTQxCcQY+/BaMhsSpYt/OOJleHhTfwNr8RgzRg==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/draco": "4.3.4",
         "@loaders.gl/images": "4.3.4",
@@ -2461,6 +2471,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/loader-utils/-/loader-utils-4.3.4.tgz",
       "integrity": "sha512-tjMZvlKQSaMl2qmYTAxg+ySR6zd6hQn5n3XaU8+Ehp90TD3WzxvDKOMNDqOa72fFmIV+KgPhcmIJTpq4lAdC4Q==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/schema": "4.3.4",
         "@loaders.gl/worker-utils": "4.3.4",
@@ -2475,6 +2486,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/math/-/math-4.3.4.tgz",
       "integrity": "sha512-UJrlHys1fp9EUO4UMnqTCqvKvUjJVCbYZ2qAKD7tdGzHJYT8w/nsP7f/ZOYFc//JlfC3nq+5ogvmdpq2pyu3TA==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/images": "4.3.4",
         "@loaders.gl/loader-utils": "4.3.4",
@@ -2488,6 +2500,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/mvt/-/mvt-4.3.4.tgz",
       "integrity": "sha512-9DrJX8RQf14htNtxsPIYvTso5dUce9WaJCWCIY/79KYE80Be6dhcEYMknxBS4w3+PAuImaAe66S5xo9B7Erm5A==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/gis": "4.3.4",
         "@loaders.gl/images": "4.3.4",
@@ -2505,6 +2518,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/schema/-/schema-4.3.4.tgz",
       "integrity": "sha512-1YTYoatgzr/6JTxqBLwDiD3AVGwQZheYiQwAimWdRBVB0JAzych7s1yBuE0CVEzj4JDPKOzVAz8KnU1TiBvJGw==",
+      "license": "MIT",
       "dependencies": {
         "@types/geojson": "^7946.0.7"
       },
@@ -2516,6 +2530,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/terrain/-/terrain-4.3.4.tgz",
       "integrity": "sha512-JszbRJGnxL5Fh82uA2U8HgjlsIpzYoCNNjy3cFsgCaxi4/dvjz3BkLlBilR7JlbX8Ka+zlb4GAbDDChiXLMJ/g==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/images": "4.3.4",
         "@loaders.gl/loader-utils": "4.3.4",
@@ -2530,6 +2545,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/textures/-/textures-4.3.4.tgz",
       "integrity": "sha512-arWIDjlE7JaDS6v9by7juLfxPGGnjT9JjleaXx3wq/PTp+psLOpGUywHXm38BNECos3MFEQK3/GFShWI+/dWPw==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/images": "4.3.4",
         "@loaders.gl/loader-utils": "4.3.4",
@@ -2547,6 +2563,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/tiles/-/tiles-4.3.4.tgz",
       "integrity": "sha512-oC0zJfyvGox6Ag9ABF8fxOkx9yEFVyzTa9ryHXl2BqLiQoR1v3p+0tIJcEbh5cnzHfoTZzUis1TEAZluPRsHBQ==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/math": "4.3.4",
@@ -2564,6 +2581,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/wms/-/wms-4.3.4.tgz",
       "integrity": "sha512-yXF0wuYzJUdzAJQrhLIua6DnjOiBJusaY1j8gpvuH1VYs3mzvWlIRuZKeUd9mduQZKK88H2IzHZbj2RGOauq4w==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/images": "4.3.4",
         "@loaders.gl/loader-utils": "4.3.4",
@@ -2580,6 +2598,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/worker-utils/-/worker-utils-4.3.4.tgz",
       "integrity": "sha512-EbsszrASgT85GH3B7jkx7YXfQyIYo/rlobwMx6V3ewETapPUwdSAInv+89flnk5n2eu2Lpdeh+2zS6PvqbL2RA==",
+      "license": "MIT",
       "peerDependencies": {
         "@loaders.gl/core": "^4.3.0"
       }
@@ -2588,6 +2607,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/xml/-/xml-4.3.4.tgz",
       "integrity": "sha512-p+y/KskajsvyM3a01BwUgjons/j/dUhniqd5y1p6keLOuwoHlY/TfTKd+XluqfyP14vFrdAHCZTnFCWLblN10w==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/loader-utils": "4.3.4",
         "@loaders.gl/schema": "4.3.4",
@@ -2601,6 +2621,7 @@
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/@loaders.gl/zip/-/zip-4.3.4.tgz",
       "integrity": "sha512-bHY4XdKYJm3vl9087GMoxnUqSURwTxPPh6DlAGOmz6X9Mp3JyWuA2gk3tQ1UIuInfjXKph3WAUfGe6XRIs1sfw==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/compression": "4.3.4",
         "@loaders.gl/crypto": "4.3.4",
@@ -2651,6 +2672,7 @@
       "version": "9.2.2",
       "resolved": "https://registry.npmjs.org/@luma.gl/gltf/-/gltf-9.2.2.tgz",
       "integrity": "sha512-OL5dZlgq99QZCmOAPq4J3wlEmVkDbBdpXlzUukyHqI/1UV1jonb6e41JykXn1WuOYcrtYM8PnygG3MQ8afRjvA==",
+      "license": "MIT",
       "dependencies": {
         "@loaders.gl/core": "^4.2.0",
         "@loaders.gl/gltf": "^4.2.0",
@@ -2849,12 +2871,14 @@
     "node_modules/@mapbox/martini": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/@mapbox/martini/-/martini-0.2.0.tgz",
-      "integrity": "sha512-7hFhtkb0KTLEls+TRw/rWayq5EeHtTaErgm/NskVoXmtgAQu/9D299aeyj6mzAR/6XUnYRp2lU+4IcrYRFjVsQ=="
+      "integrity": "sha512-7hFhtkb0KTLEls+TRw/rWayq5EeHtTaErgm/NskVoXmtgAQu/9D299aeyj6mzAR/6XUnYRp2lU+4IcrYRFjVsQ==",
+      "license": "ISC"
     },
     "node_modules/@mapbox/point-geometry": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/@mapbox/point-geometry/-/point-geometry-0.1.0.tgz",
-      "integrity": "sha512-6j56HdLTwWGO0fJPlrZtdU/B13q8Uwmo18Ck2GnGgN9PCFyKTZ3UbXeEdRFh18i9XQ92eH2VdtpJHpBD3aripQ=="
+      "integrity": "sha512-6j56HdLTwWGO0fJPlrZtdU/B13q8Uwmo18Ck2GnGgN9PCFyKTZ3UbXeEdRFh18i9XQ92eH2VdtpJHpBD3aripQ==",
+      "license": "ISC"
     },
     "node_modules/@mapbox/tiny-sdf": {
       "version": "2.0.7",
@@ -2870,6 +2894,7 @@
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/@mapbox/vector-tile/-/vector-tile-1.3.1.tgz",
       "integrity": "sha512-MCEddb8u44/xfQ3oD+Srl/tNcQoqTw3goGk2oLsrFxOTc3dUp+kAnby3PvAeeBYSMSjSPD1nd1AJA6W49WnoUw==",
+      "license": "BSD-3-Clause",
       "dependencies": {
         "@mapbox/point-geometry": "~0.1.0"
       }
@@ -2953,6 +2978,7 @@
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/@math.gl/culling/-/culling-4.1.0.tgz",
       "integrity": "sha512-jFmjFEACnP9kVl8qhZxFNhCyd47qPfSVmSvvjR0/dIL6R9oD5zhR1ub2gN16eKDO/UM7JF9OHKU3EBIfeR7gtg==",
+      "license": "MIT",
       "dependencies": {
         "@math.gl/core": "4.1.0",
         "@math.gl/types": "4.1.0"
@@ -2962,6 +2988,7 @@
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/@math.gl/geospatial/-/geospatial-4.1.0.tgz",
       "integrity": "sha512-BzsUhpVvnmleyYF6qdqJIip6FtIzJmnWuPTGhlBuPzh7VBHLonCFSPtQpbkRuoyAlbSyaGXcVt6p6lm9eK2vtg==",
+      "license": "MIT",
       "dependencies": {
         "@math.gl/core": "4.1.0",
         "@math.gl/types": "4.1.0"
@@ -6953,6 +6980,7 @@
       "version": "5.1.5",
       "resolved": "https://registry.npmjs.org/@turf/boolean-clockwise/-/boolean-clockwise-5.1.5.tgz",
       "integrity": "sha512-FqbmEEOJ4rU4/2t7FKx0HUWmjFEVqR+NJrFP7ymGSjja2SQ7Q91nnBihGuT+yuHHl6ElMjQ3ttsB/eTmyCycxA==",
+      "license": "MIT",
       "dependencies": {
         "@turf/helpers": "^5.1.5",
         "@turf/invariant": "^5.1.5"
@@ -6962,6 +6990,7 @@
       "version": "5.1.5",
       "resolved": "https://registry.npmjs.org/@turf/clone/-/clone-5.1.5.tgz",
       "integrity": "sha512-//pITsQ8xUdcQ9pVb4JqXiSqG4dos5Q9N4sYFoWghX21tfOV2dhc5TGqYOhnHrQS7RiKQL1vQ48kIK34gQ5oRg==",
+      "license": "MIT",
       "dependencies": {
         "@turf/helpers": "^5.1.5"
       }
@@ -6969,12 +6998,14 @@
     "node_modules/@turf/helpers": {
       "version": "5.1.5",
       "resolved": "https://registry.npmjs.org/@turf/helpers/-/helpers-5.1.5.tgz",
-      "integrity": "sha512-/lF+JR+qNDHZ8bF9d+Cp58nxtZWJ3sqFe6n3u3Vpj+/0cqkjk4nXKYBSY0azm+GIYB5mWKxUXvuP/m0ZnKj1bw=="
+      "integrity": "sha512-/lF+JR+qNDHZ8bF9d+Cp58nxtZWJ3sqFe6n3u3Vpj+/0cqkjk4nXKYBSY0azm+GIYB5mWKxUXvuP/m0ZnKj1bw==",
+      "license": "MIT"
     },
     "node_modules/@turf/invariant": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/@turf/invariant/-/invariant-5.2.0.tgz",
       "integrity": "sha512-28RCBGvCYsajVkw2EydpzLdcYyhSA77LovuOvgCJplJWaNVyJYH6BOR3HR9w50MEkPqb/Vc/jdo6I6ermlRtQA==",
+      "license": "MIT",
       "dependencies": {
         "@turf/helpers": "^5.1.5"
       }
@@ -6983,6 +7014,7 @@
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/@turf/meta/-/meta-5.2.0.tgz",
       "integrity": "sha512-ZjQ3Ii62X9FjnK4hhdsbT+64AYRpaI8XMBMcyftEOGSmPMUVnkbvuv3C9geuElAXfQU7Zk1oWGOcrGOD9zr78Q==",
+      "license": "MIT",
       "dependencies": {
         "@turf/helpers": "^5.1.5"
       }
@@ -6991,6 +7023,7 @@
       "version": "5.1.5",
       "resolved": "https://registry.npmjs.org/@turf/rewind/-/rewind-5.1.5.tgz",
       "integrity": "sha512-Gdem7JXNu+G4hMllQHXRFRihJl3+pNl7qY+l4qhQFxq+hiU1cQoVFnyoleIqWKIrdK/i2YubaSwc3SCM7N5mMw==",
+      "license": "MIT",
       "dependencies": {
         "@turf/boolean-clockwise": "^5.1.5",
         "@turf/clone": "^5.1.5",
@@ -7013,6 +7046,7 @@
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/@types/brotli/-/brotli-1.3.4.tgz",
       "integrity": "sha512-cKYjgaS2DMdCKF7R0F5cgx1nfBYObN2ihIuPGQ4/dlIY6RpV7OWNwe9L8V4tTVKL2eZqOkNM9FM/rgTvLf4oXw==",
+      "license": "MIT",
       "dependencies": {
         "@types/node": "*"
       }
@@ -7030,7 +7064,8 @@
     "node_modules/@types/crypto-js": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/@types/crypto-js/-/crypto-js-4.2.2.tgz",
-      "integrity": "sha512-sDOLlVbHhXpAUAL0YHDUUwDZf3iN4Bwi4W6a0W0b+QcAezUbRtH4FVb+9J4h+XFPW7l/gQ9F8qC7P+Ec4k8QVQ=="
+      "integrity": "sha512-sDOLlVbHhXpAUAL0YHDUUwDZf3iN4Bwi4W6a0W0b+QcAezUbRtH4FVb+9J4h+XFPW7l/gQ9F8qC7P+Ec4k8QVQ==",
+      "license": "MIT"
     },
     "node_modules/@types/estree": {
       "version": "1.0.8",
@@ -7104,7 +7139,8 @@
     "node_modules/@types/pako": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/@types/pako/-/pako-1.0.7.tgz",
-      "integrity": "sha512-YBtzT2ztNF6R/9+UXj2wTGFnC9NklAnASt3sC0h2m1bbH7G6FyBIkt4AN8ThZpNfxUo1b2iMVO0UawiJymEt8A=="
+      "integrity": "sha512-YBtzT2ztNF6R/9+UXj2wTGFnC9NklAnASt3sC0h2m1bbH7G6FyBIkt4AN8ThZpNfxUo1b2iMVO0UawiJymEt8A==",
+      "license": "MIT"
     },
     "node_modules/@types/react": {
       "version": "19.1.13",
@@ -7592,6 +7628,7 @@
       "version": "0.5.0",
       "resolved": "https://registry.npmjs.org/a5-js/-/a5-js-0.5.0.tgz",
       "integrity": "sha512-VAw19sWdYadhdovb0ViOIi1SdKx6H6LwcGMRFKwMfgL5gcmL/1fKJHfgsNgNaJ7xC/eEyjs6VK+VVd4N0a+peg==",
+      "license": "Apache-2.0",
       "dependencies": {
         "gl-matrix": "^3.4.3"
       }
@@ -7964,6 +8001,7 @@
           "url": "https://feross.org/support"
         }
       ],
+      "license": "MIT",
       "optional": true
     },
     "node_modules/baseline-browser-mapping": {
@@ -8011,6 +8049,7 @@
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/brotli/-/brotli-1.3.3.tgz",
       "integrity": "sha512-oTKjJdShmDuGW94SyyaoQvAjf30dZaHnjJ8uAF+u2/vGJkJbJPJAT1gDiOJP5v1Zb6f9KEyW/1HpuaWIXtGHPg==",
+      "license": "MIT",
       "optional": true,
       "dependencies": {
         "base64-js": "^1.1.2"
@@ -8054,6 +8093,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/buf-compare/-/buf-compare-1.0.1.tgz",
       "integrity": "sha512-Bvx4xH00qweepGc43xFvMs5BKASXTbHaHm6+kDYIK9p/4iFwjATQkmPKHQSgJZzKbAymhztRbXUf1Nqhzl73/Q==",
+      "license": "MIT",
       "engines": {
         "node": ">=0.10.0"
       }
@@ -8221,6 +8261,7 @@
       "version": "0.0.2",
       "resolved": "https://registry.npmjs.org/charenc/-/charenc-0.0.2.tgz",
       "integrity": "sha512-yrLQ/yVUFXkzg7EDQsPieE/53+0RlaWTs+wBrvW36cyilJ2SaDWfl4Yj7MtLTXleV9uEKefbAGUPv2/iWSooRA==",
+      "license": "BSD-3-Clause",
       "engines": {
         "node": "*"
       }
@@ -8420,6 +8461,7 @@
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/core-assert/-/core-assert-0.2.1.tgz",
       "integrity": "sha512-IG97qShIP+nrJCXMCgkNZgH7jZQ4n8RpPyPeXX++T6avR/KhLhgLiHKoEn5Rc1KjfycSfA9DMa6m+4C4eguHhw==",
+      "license": "MIT",
       "dependencies": {
         "buf-compare": "^1.0.0",
         "is-error": "^2.2.0"
@@ -8431,7 +8473,8 @@
     "node_modules/core-util-is": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
-      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ=="
+      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
+      "license": "MIT"
     },
     "node_modules/cross-spawn": {
       "version": "7.0.6",
@@ -8450,6 +8493,7 @@
       "version": "0.0.2",
       "resolved": "https://registry.npmjs.org/crypt/-/crypt-0.0.2.tgz",
       "integrity": "sha512-mCxBlsHFYh9C+HVpiEacem8FEBnMXgU9gy4zmNC+SXAZNB/1idgp/aulFJ4FgCi7GPEVbfyng092GqL2k2rmow==",
+      "license": "BSD-3-Clause",
       "engines": {
         "node": "*"
       }
@@ -8563,7 +8607,8 @@
     "node_modules/d3-hexbin": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/d3-hexbin/-/d3-hexbin-0.2.2.tgz",
-      "integrity": "sha512-KS3fUT2ReD4RlGCjvCEm1RgMtp2NFZumdMu4DBzQK8AZv3fXRM6Xm8I4fSU07UXvH4xxg03NwWKWdvxfS/yc4w=="
+      "integrity": "sha512-KS3fUT2ReD4RlGCjvCEm1RgMtp2NFZumdMu4DBzQK8AZv3fXRM6Xm8I4fSU07UXvH4xxg03NwWKWdvxfS/yc4w==",
+      "license": "BSD-3-Clause"
     },
     "node_modules/data-view-buffer": {
       "version": "1.0.2",
@@ -8656,6 +8701,7 @@
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/deep-strict-equal/-/deep-strict-equal-0.2.0.tgz",
       "integrity": "sha512-3daSWyvZ/zwJvuMGlzG1O+Ow0YSadGfb3jsh9xoCutv2tWyB9dA4YvR9L9/fSdDZa2dByYQe+TqapSGUrjnkoA==",
+      "license": "MIT",
       "dependencies": {
         "core-assert": "^0.2.0"
       },
@@ -8754,7 +8800,8 @@
     "node_modules/draco3d": {
       "version": "1.5.7",
       "resolved": "https://registry.npmjs.org/draco3d/-/draco3d-1.5.7.tgz",
-      "integrity": "sha512-m6WCKt/erDXcw+70IJXnG7M3awwQPAsZvJGX5zY7beBqpELw6RDGkYVU0W43AFxye4pDZ5i2Lbyc/NNGqwjUVQ=="
+      "integrity": "sha512-m6WCKt/erDXcw+70IJXnG7M3awwQPAsZvJGX5zY7beBqpELw6RDGkYVU0W43AFxye4pDZ5i2Lbyc/NNGqwjUVQ==",
+      "license": "Apache-2.0"
     },
     "node_modules/dunder-proto": {
       "version": "1.0.1",
@@ -9402,6 +9449,7 @@
           "url": "https://github.com/sponsors/NaturalIntelligence"
         }
       ],
+      "license": "MIT",
       "dependencies": {
         "strnum": "^1.1.1"
       },
@@ -9420,7 +9468,8 @@
     "node_modules/fflate": {
       "version": "0.7.4",
       "resolved": "https://registry.npmjs.org/fflate/-/fflate-0.7.4.tgz",
-      "integrity": "sha512-5u2V/CDW15QM1XbbgS+0DfPxVB+jUKhWEKuuFuHncbk3tEEqzmoXL+2KyOFuKGqOnmdIy0/davWF1CkuwtibCw=="
+      "integrity": "sha512-5u2V/CDW15QM1XbbgS+0DfPxVB+jUKhWEKuuFuHncbk3tEEqzmoXL+2KyOFuKGqOnmdIy0/davWF1CkuwtibCw==",
+      "license": "MIT"
     },
     "node_modules/file-entry-cache": {
       "version": "8.0.0",
@@ -9823,6 +9872,7 @@
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/h3-js/-/h3-js-4.3.0.tgz",
       "integrity": "sha512-zgvyHZz5bEKeuyYGh0bF9/kYSxJ2SqroopkXHqKnD3lfjaZawcxulcI9nWbNC54gakl/2eObRLHWueTf1iLSaA==",
+      "license": "Apache-2.0",
       "engines": {
         "node": ">=4",
         "npm": ">=3",
@@ -9943,7 +9993,8 @@
           "type": "consulting",
           "url": "https://feross.org/support"
         }
-      ]
+      ],
+      "license": "BSD-3-Clause"
     },
     "node_modules/ignore": {
       "version": "5.3.2",
@@ -9964,6 +10015,7 @@
       "version": "0.7.5",
       "resolved": "https://registry.npmjs.org/image-size/-/image-size-0.7.5.tgz",
       "integrity": "sha512-Hiyv+mXHfFEP7LzUL/llg9RwFxxY+o9N3JVLIeG5E7iFIFAalxvRU9UZthBdYDEVnzHMgjnKJPPpay5BWf1g9g==",
+      "license": "MIT",
       "bin": {
         "image-size": "bin/image-size.js"
       },
@@ -9974,7 +10026,8 @@
     "node_modules/immediate": {
       "version": "3.0.6",
       "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
-      "integrity": "sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ=="
+      "integrity": "sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ==",
+      "license": "MIT"
     },
     "node_modules/immutable": {
       "version": "5.1.3",
@@ -10009,7 +10062,8 @@
     "node_modules/inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "license": "ISC"
     },
     "node_modules/input-otp": {
       "version": "1.4.1",
@@ -10131,7 +10185,8 @@
     "node_modules/is-buffer": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
-      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
+      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
+      "license": "MIT"
     },
     "node_modules/is-callable": {
       "version": "1.2.7",
@@ -10195,7 +10250,8 @@
     "node_modules/is-error": {
       "version": "2.2.2",
       "resolved": "https://registry.npmjs.org/is-error/-/is-error-2.2.2.tgz",
-      "integrity": "sha512-IOQqts/aHWbiisY5DuPJQ0gcbvaLFCa7fBa9xoLfxBZvQ+ZI/Zh9xoI7Gk+G64N0FdK4AbibytHht2tWgpJWLg=="
+      "integrity": "sha512-IOQqts/aHWbiisY5DuPJQ0gcbvaLFCa7fBa9xoLfxBZvQ+ZI/Zh9xoI7Gk+G64N0FdK4AbibytHht2tWgpJWLg==",
+      "license": "MIT"
     },
     "node_modules/is-extendable": {
       "version": "0.1.1",
@@ -10486,7 +10542,8 @@
     "node_modules/isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ=="
+      "integrity": "sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ==",
+      "license": "MIT"
     },
     "node_modules/isexe": {
       "version": "2.0.0",
@@ -10677,6 +10734,7 @@
       "version": "3.10.1",
       "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.10.1.tgz",
       "integrity": "sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==",
+      "license": "(MIT OR GPL-3.0-or-later)",
       "dependencies": {
         "lie": "~3.3.0",
         "pako": "~1.0.2",
@@ -10701,7 +10759,8 @@
     "node_modules/ktx-parse": {
       "version": "0.7.1",
       "resolved": "https://registry.npmjs.org/ktx-parse/-/ktx-parse-0.7.1.tgz",
-      "integrity": "sha512-FeA3g56ksdFNwjXJJsc1CCc7co+AJYDp6ipIp878zZ2bU8kWROatLYf39TQEd4/XRSUvBXovQ8gaVKWPXsCLEQ=="
+      "integrity": "sha512-FeA3g56ksdFNwjXJJsc1CCc7co+AJYDp6ipIp878zZ2bU8kWROatLYf39TQEd4/XRSUvBXovQ8gaVKWPXsCLEQ==",
+      "license": "MIT"
     },
     "node_modules/levn": {
       "version": "0.4.1",
@@ -10741,6 +10800,7 @@
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
       "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==",
+      "license": "MIT",
       "dependencies": {
         "immediate": "~3.0.5"
       }
@@ -10822,6 +10882,7 @@
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/long/-/long-3.2.0.tgz",
       "integrity": "sha512-ZYvPPOMqUwPoDsbJaR10iQJYnMuZhRTvHYl62ErLIEX7RgFlziSBUUvrt3OVfc47QlHHpzPZYP17g3Fv7oeJkg==",
+      "license": "Apache-2.0",
       "engines": {
         "node": ">=0.6"
       }
@@ -10853,12 +10914,14 @@
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/lz4js/-/lz4js-0.2.0.tgz",
       "integrity": "sha512-gY2Ia9Lm7Ep8qMiuGRhvUq0Q7qUereeldZPP1PMEJxPtEWHJLqw9pgX68oHajBH0nzJK4MaZEA/YNV3jT8u8Bg==",
+      "license": "ISC",
       "optional": true
     },
     "node_modules/lzo-wasm": {
       "version": "0.0.4",
       "resolved": "https://registry.npmjs.org/lzo-wasm/-/lzo-wasm-0.0.4.tgz",
-      "integrity": "sha512-VKlnoJRFrB8SdJhlVKvW5vI1gGwcZ+mvChEXcSX6r2xDNc/Q2FD9esfBmGCuPZdrJ1feO+YcVFd2PTk0c137Gw=="
+      "integrity": "sha512-VKlnoJRFrB8SdJhlVKvW5vI1gGwcZ+mvChEXcSX6r2xDNc/Q2FD9esfBmGCuPZdrJ1feO+YcVFd2PTk0c137Gw==",
+      "license": "BSD-2-Clause"
     },
     "node_modules/magic-string": {
       "version": "0.30.19",
@@ -10949,6 +11012,7 @@
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/md5/-/md5-2.3.0.tgz",
       "integrity": "sha512-T1GITYmFaKuO91vxyoQMFETst+O71VUPEU3ze5GNzDm0OWdP8v1ziTaAEPUr/3kLsY3Sftgz242A1SetQiDL7g==",
+      "license": "BSD-3-Clause",
       "dependencies": {
         "charenc": "0.0.2",
         "crypt": "0.0.2",
@@ -11349,7 +11413,8 @@
     "node_modules/pako": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
-      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw=="
+      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==",
+      "license": "(MIT AND Zlib)"
     },
     "node_modules/parent-module": {
       "version": "1.0.1",
@@ -11439,6 +11504,7 @@
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/pbf/-/pbf-3.3.0.tgz",
       "integrity": "sha512-XDF38WCH3z5OV/OVa8GKUNtLAyneuzbCisx7QUCF8Q6Nutx0WnJrQe5O+kOtBlLfRNUws98Y58Lblp+NJG5T4Q==",
+      "license": "BSD-3-Clause",
       "dependencies": {
         "ieee754": "^1.1.12",
         "resolve-protobuf-schema": "^2.1.0"
@@ -12488,7 +12554,8 @@
     "node_modules/process-nextick-args": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
-      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
+      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==",
+      "license": "MIT"
     },
     "node_modules/proj4": {
       "version": "2.19.10",
@@ -12647,6 +12714,7 @@
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz",
       "integrity": "sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==",
+      "license": "MIT",
       "dependencies": {
         "core-util-is": "~1.0.0",
         "inherits": "~2.0.3",
@@ -12874,7 +12942,8 @@
     "node_modules/safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "license": "MIT"
     },
     "node_modules/safe-identifier": {
       "version": "0.4.2",
@@ -13385,7 +13454,8 @@
     "node_modules/setimmediate": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
-      "integrity": "sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA=="
+      "integrity": "sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA==",
+      "license": "MIT"
     },
     "node_modules/shebang-command": {
       "version": "2.0.0",
@@ -13530,7 +13600,8 @@
     "node_modules/snappyjs": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/snappyjs/-/snappyjs-0.6.1.tgz",
-      "integrity": "sha512-YIK6I2lsH072UE0aOFxxY1dPDCS43I5ktqHpeAsuLNYWkE5pGxRGWfDM4/vSUfNzXjC1Ivzt3qx31PCLmc9yqg=="
+      "integrity": "sha512-YIK6I2lsH072UE0aOFxxY1dPDCS43I5ktqHpeAsuLNYWkE5pGxRGWfDM4/vSUfNzXjC1Ivzt3qx31PCLmc9yqg==",
+      "license": "MIT"
     },
     "node_modules/sort-asc": {
       "version": "0.2.0",
@@ -13609,7 +13680,8 @@
     "node_modules/sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g=="
+      "integrity": "sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g==",
+      "license": "BSD-3-Clause"
     },
     "node_modules/stackback": {
       "version": "0.0.2",
@@ -13640,6 +13712,7 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
       "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "license": "MIT",
       "dependencies": {
         "safe-buffer": "~5.1.0"
       }
@@ -13852,7 +13925,8 @@
           "type": "github",
           "url": "https://github.com/sponsors/NaturalIntelligence"
         }
-      ]
+      ],
+      "license": "MIT"
     },
     "node_modules/sucrase": {
       "version": "3.35.0",
@@ -14033,6 +14107,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/texture-compressor/-/texture-compressor-1.0.2.tgz",
       "integrity": "sha512-dStVgoaQ11mA5htJ+RzZ51ZxIZqNOgWKAIvtjLrW1AliQQLCmrDqNzQZ8Jh91YealQ95DXt4MEduLzJmbs6lig==",
+      "license": "MIT",
       "dependencies": {
         "argparse": "^1.0.10",
         "image-size": "^0.7.4"
@@ -14045,6 +14120,7 @@
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "license": "MIT",
       "dependencies": {
         "sprintf-js": "~1.0.2"
       }
@@ -15410,6 +15486,7 @@
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/zstd-codec/-/zstd-codec-0.1.5.tgz",
       "integrity": "sha512-v3fyjpK8S/dpY/X5WxqTK3IoCnp/ZOLxn144GZVlNUjtwAchzrVo03h+oMATFhCIiJ5KTr4V3vDQQYz4RU684g==",
+      "license": "MIT",
       "optional": true
     }
   }
diff --git a/package.json b/package.json
index 031c3317..37f1312c 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "@deck.gl/layers": "^9.2.1",
     "@deck.gl/mapbox": "^9.2.1",
     "@deck.gl/react": "^9.2.1",
-    "@geoarrow/deck.gl-layers": "^0.4.0-beta.1",
+    "@geoarrow/deck.gl-layers": "^0.4.0-beta.3",
     "@geoarrow/geoarrow-js": "^0.3.2",
     "@nextui-org/react": "^2.4.8",
     "@xstate/react": "^6.0.0",
@@ -22,9 +22,9 @@
     "maplibre-gl": "^5.9.0",
     "memoize-one": "^6.0.0",
     "parquet-wasm": "0.7.1",
+    "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "react-map-gl": "^8.1.0",
-    "react": "^19.2.0",
     "uuid": "^13.0.0",
     "xstate": "^5.22.0"
   },
@@ -35,26 +35,26 @@
     "@jupyter-widgets/base": "^6.0.10",
     "@playwright/test": "^1.55.1",
     "@statelyai/inspect": "^0.4.0",
+    "@types/lodash": "^4.17.13",
     "@types/lodash.debounce": "^4.0.9",
     "@types/lodash.throttle": "^4.1.9",
-    "@types/lodash": "^4.17.13",
     "@types/react": "^19.1.1",
     "@types/uuid": "^10.0.0",
     "autoprefixer": "^10.4.20",
     "dotenv": "^17.2.2",
     "esbuild": "^0.25.10",
+    "eslint": "^9.36.0",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-react": "^7.37.2",
-    "eslint": "^9.36.0",
     "globals": "^16.4.0",
     "nodemon": "^3.1.7",
+    "postcss": "^8.4.49",
     "postcss-modules": "^6.0.1",
     "postcss-preset-env": "^10.1.1",
-    "postcss": "^8.4.49",
     "prettier": "^3.4.1",
     "tailwindcss": "^3.4.15",
-    "typescript-eslint": "^8.16.0",
     "typescript": "^5.7.2",
+    "typescript-eslint": "^8.16.0",
     "vitest": "^2.1.6"
   },
   "overrides": {
diff --git a/pyproject.toml b/pyproject.toml
index 6fe8e14d..17bae6a4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -77,6 +77,7 @@ dev = [
     "geoarrow-rust-core>=0.4.0",
     "geoarrow-rust-io>=0.4.1",
     "geodatasets>=2024.8.0",
+    "h3>=4.3.1",
     "jupyterlab>=4.3.3",
     "matplotlib>=3.7.5",
     "movingpandas>=0.20.0",
@@ -118,11 +119,12 @@ artifacts = ["lonboard/static/*.js", "lonboard/static/*.css"]
 
 [[tool.mypy.overrides]]
 module = [
-    "pyogrio.*",
-    "pyarrow.*",
+    "geoarrow.pyarrow.*",
     "geodatasets.*",
+    "h3.*",
     "ipywidgets.*",
-    "geoarrow.pyarrow.*",
+    "pyarrow.*",
+    "pyogrio.*",
 ]
 ignore_missing_imports = true
 
diff --git a/src/model/layer.ts b/src/model/layer.ts
index 98c8787e..a114ffb3 100644
--- a/src/model/layer.ts
+++ b/src/model/layer.ts
@@ -9,9 +9,11 @@ import {
   GeoArrowScatterplotLayer,
   GeoArrowSolidPolygonLayer,
   _GeoArrowTextLayer as GeoArrowTextLayer,
+  _GeoArrowH3HexagonLayer as GeoArrowH3HexagonLayer,
   GeoArrowTripsLayer,
 } from "@geoarrow/deck.gl-layers";
 import type {
+  _GeoArrowH3HexagonLayerProps as GeoArrowH3HexagonLayerProps,
   GeoArrowArcLayerProps,
   GeoArrowColumnLayerProps,
   GeoArrowHeatmapLayerProps,
@@ -424,6 +426,78 @@ export class ColumnModel extends BaseArrowLayerModel {
   }
 }
 
+export class H3HexagonModel extends BaseArrowLayerModel {
+  static layerType = "h3-hexagon";
+
+  protected highPrecision?: GeoArrowH3HexagonLayerProps["highPrecision"] | null;
+  protected coverage?: GeoArrowH3HexagonLayerProps["coverage"] | null;
+  protected centerHexagon?: GeoArrowH3HexagonLayerProps["centerHexagon"] | null;
+  protected extruded?: GeoArrowH3HexagonLayerProps["extruded"] | null;
+
+  protected getHexagon!: arrow.Vector<arrow.Uint64>;
+  protected getFillColor?: ColorAccessorInput | null;
+  protected getLineColor?: ColorAccessorInput | null;
+  protected getLineWidth?: FloatAccessorInput | null;
+  protected getElevation?: FloatAccessorInput | null;
+
+  constructor(model: WidgetModel, updateStateCallback: () => void) {
+    super(model, updateStateCallback);
+
+    this.initRegularAttribute("high_precision", "highPrecision");
+    this.initRegularAttribute("coverage", "coverage");
+    this.initRegularAttribute("center_hexagon", "centerHexagon");
+    this.initRegularAttribute("extruded", "extruded");
+
+    this.initVectorizedAccessor("get_hexagon", "getHexagon");
+    this.initVectorizedAccessor("get_fill_color", "getFillColor");
+    this.initVectorizedAccessor("get_line_color", "getLineColor");
+    this.initVectorizedAccessor("get_line_width", "getLineWidth");
+    this.initVectorizedAccessor("get_elevation", "getElevation");
+  }
+
+  layerProps(batchIndex: number): GeoArrowH3HexagonLayerProps {
+    return {
+      id: `${this.model.model_id}-${batchIndex}`,
+      data: this.table.batches[batchIndex],
+      // Required argument
+      getHexagon: this.getHexagon.data[batchIndex],
+      ...(isDefined(this.highPrecision) && {
+        highPrecision: this.highPrecision,
+      }),
+      ...(isDefined(this.coverage) && { coverage: this.coverage }),
+      ...(isDefined(this.centerHexagon) && {
+        centerHexagon: this.centerHexagon,
+      }),
+      ...(isDefined(this.extruded) && { extruded: this.extruded }),
+      ...(isDefined(this.getFillColor) && {
+        getFillColor: accessColorData(this.getFillColor, batchIndex),
+      }),
+      ...(isDefined(this.getLineColor) && {
+        getLineColor: accessColorData(this.getLineColor, batchIndex),
+      }),
+      ...(isDefined(this.getLineWidth) && {
+        getLineWidth: accessFloatData(this.getLineWidth, batchIndex),
+      }),
+      ...(isDefined(this.getElevation) && {
+        getElevation: accessFloatData(this.getElevation, batchIndex),
+      }),
+    };
+  }
+
+  render(): GeoArrowH3HexagonLayer[] {
+    const layers: GeoArrowH3HexagonLayer[] = [];
+    for (let batchIdx = 0; batchIdx < this.table.batches.length; batchIdx++) {
+      layers.push(
+        new GeoArrowH3HexagonLayer({
+          ...this.baseLayerProps(),
+          ...this.layerProps(batchIdx),
+        }),
+      );
+    }
+    return layers;
+  }
+}
+
 export class HeatmapModel extends BaseArrowLayerModel {
   static layerType = "heatmap";
 
@@ -1171,6 +1245,10 @@ export async function initializeLayer(
       layerModel = new ColumnModel(model, updateStateCallback);
       break;
 
+    case H3HexagonModel.layerType:
+      layerModel = new H3HexagonModel(model, updateStateCallback);
+      break;
+
     case HeatmapModel.layerType:
       layerModel = new HeatmapModel(model, updateStateCallback);
       break;
diff --git a/tests/test_h3.py b/tests/test_h3.py
new file mode 100644
index 00000000..5acb2d57
--- /dev/null
+++ b/tests/test_h3.py
@@ -0,0 +1,140 @@
+"""Vendor h3o cell index tests
+
+https://github.com/HydroniumLabs/h3o/blob/6918ea071cf2d65a20cbb103f32d984a01161819/tests/h3/is_valid_cell.rs
+"""
+
+import h3.api.numpy_int as h3
+import numpy as np
+import pytest
+
+from lonboard._h3 import validate_h3_indices
+
+VALID_INDICES = np.array(
+    [
+        0x8075FFFFFFFFFFF,
+        0x81757FFFFFFFFFF,
+        0x82754FFFFFFFFFF,
+        0x83754EFFFFFFFFF,
+        0x84754A9FFFFFFFF,
+        0x85754E67FFFFFFF,
+        0x86754E64FFFFFFF,
+        0x87754E64DFFFFFF,
+        0x88754E6499FFFFF,
+        0x89754E64993FFFF,
+        0x8A754E64992FFFF,
+        0x8B754E649929FFF,
+        0x8C754E649929DFF,
+        0x8D754E64992D6FF,
+        0x8E754E64992D6DF,
+        0x8F754E64992D6D8,
+    ],
+    dtype=np.uint64,
+)
+
+
+def test_valid_indices():
+    for cell in VALID_INDICES:
+        assert h3.is_valid_cell(cell)
+    validate_h3_indices(VALID_INDICES)
+
+
+def test_invalid_high_bit_set():
+    h3_indices = np.array([0x88C2BAE305336BFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Tainted reserved bits in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_invalid_mode():
+    h3_indices = np.array([0x28C2BAE305336BFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Invalid index mode in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_tainted_reserved_bits():
+    h3_indices = np.array([0xAC2BAE305336BFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Tainted reserved bits in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_invalid_base_cell():
+    h3_indices = np.array([0x80FFFFFFFFFFFFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Invalid base cell in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_unexpected_unused_first():
+    h3_indices = np.array([0x8C2BEE305336BFFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Tainted reserved bits in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_unexpected_unused_middle():
+    h3_indices = np.array([0x8C2BAE33D336BFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Unexpected unused direction in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_unexpected_unused_last():
+    h3_indices = np.array([0x8C2BAE305336FFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Unexpected unused direction in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_missing_unused_first():
+    h3_indices = np.array([0x8C0FAE305336AFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Invalid unused direction pattern in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_missing_unused_middle():
+    h3_indices = np.array([0x8C0FAE305336FEF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Invalid unused direction pattern in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_missing_unused_last():
+    h3_indices = np.array([0x81757FFFFFFFFFE], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(ValueError, match="Invalid unused direction pattern in indices"):
+        validate_h3_indices(h3_indices)
+
+
+def test_deleted_subsequence_hexagon1():
+    h3_indices = np.array([0x81887FFFFFFFFFF], dtype=np.uint64)
+    assert h3.is_valid_cell(h3_indices[0])
+    validate_h3_indices(h3_indices)
+
+
+def test_deleted_subsequence_pentagon1():
+    h3_indices = np.array([0x81087FFFFFFFFFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(
+        ValueError,
+        match="Pentagonal cell index with a deleted subsequence",
+    ):
+        validate_h3_indices(h3_indices)
+
+
+def test_deleted_subsequence_hexagon2():
+    h3_indices = np.array([0x8804000011FFFFF], dtype=np.uint64)
+    assert h3.is_valid_cell(h3_indices[0])
+    validate_h3_indices(h3_indices)
+
+
+def test_deleted_subsequence_pentagon2():
+    h3_indices = np.array([0x8808000011FFFFF], dtype=np.uint64)
+    assert not h3.is_valid_cell(h3_indices[0])
+    with pytest.raises(
+        ValueError,
+        match="Pentagonal cell index with a deleted subsequence",
+    ):
+        validate_h3_indices(h3_indices)
diff --git a/uv.lock b/uv.lock
index 97924ca0..1794fe35 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1221,6 +1221,49 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/04/4b/29cac41a4d98d144bf5f6d33995617b185d14b22401f75ca86f384e87ff1/h11-0.16.0-py3-none-any.whl", hash = "sha256:63cf8bbe7522de3bf65932fda1d9c2772064ffb3dae62d55932da54b31cb6c86", size = 37515, upload-time = "2025-04-24T03:35:24.344Z" },
 ]
 
+[[package]]
+name = "h3"
+version = "4.3.1"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/a3/97/7c795fd4b7f7913cc001d73c5470ec278d705fdea7bb23b67b561e198426/h3-4.3.1.tar.gz", hash = "sha256:ecac67318538ecef1d893c019946d4cce58c1eef9349090b887ebfe8a59d4f31", size = 167964, upload-time = "2025-08-10T19:54:43.963Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/f8/58/3de20e25db166f220050798c60dc58b0a44842607eb5d26ccbf01d0c3d32/h3-4.3.1-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:ce6033bdee8dd0179a99f818d6bdce01bf63821fc0ecee9ce5d013ec54cb1000", size = 859236, upload-time = "2025-08-10T19:53:48.859Z" },
+    { url = "https://files.pythonhosted.org/packages/15/73/2532b9ebf3deb64cb508e0ed3602cfa656f772c2bc2870724437b823cd99/h3-4.3.1-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:b6e0d81d60397fae0159e2f6f6a457f959f5b137b1db969e513aeeb26895798a", size = 802307, upload-time = "2025-08-10T19:53:50.332Z" },
+    { url = "https://files.pythonhosted.org/packages/5b/98/37360e0c43a0ed88ca4f057adc3218987f30d4b6c97bac70f5b31e437569/h3-4.3.1-cp310-cp310-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:65662d46dc3786b961533231e5597aafe642b835a9f09d4fcb1e4081fd3161f9", size = 991394, upload-time = "2025-08-10T19:53:51.718Z" },
+    { url = "https://files.pythonhosted.org/packages/cc/56/314aefe73af35adc1ee6bf757cf6fe8bb6c8d7d30df181a184ecccea136f/h3-4.3.1-cp310-cp310-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:06f0349364c2bcd7344880902d63fa2e3b5d9a96edbdf0d2d59d2d2e9ee65814", size = 1028103, upload-time = "2025-08-10T19:53:53.25Z" },
+    { url = "https://files.pythonhosted.org/packages/1c/43/3b87a291ef209ff480a230403934e7710e01558b2a947d1a8d774d52bf78/h3-4.3.1-cp310-cp310-musllinux_1_2_x86_64.whl", hash = "sha256:5e41ddbcc8d89e81a7a2b8de80d957f260802a47fe84fb12b4b1fdfacef93dea", size = 1039453, upload-time = "2025-08-10T19:53:54.689Z" },
+    { url = "https://files.pythonhosted.org/packages/0e/8b/4e626a127e85c23e492f96cf52b20b8023420ad32af94c98895dffbf2372/h3-4.3.1-cp310-cp310-win_amd64.whl", hash = "sha256:5fc9fcf2f4a96b71b084a0a535f0a3728d43258624e0aad077304bf170f6d95c", size = 795954, upload-time = "2025-08-10T19:53:55.94Z" },
+    { url = "https://files.pythonhosted.org/packages/e8/c8/ae8aba6d2dd4c327b31339b478553fdde482e187899f79165c8e7c9ab621/h3-4.3.1-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:693f91e0819cd77b2037d7b8e8ef2b807243896a8bf9d542385067087c67b561", size = 859078, upload-time = "2025-08-10T19:53:57.136Z" },
+    { url = "https://files.pythonhosted.org/packages/6f/46/68a542833bd3c0c10ffb9d9654eca76fc4e6a36a2439df61c56b9484f3f6/h3-4.3.1-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:2eee0ce19777910187018d8878b2ba746a529c3cf54efa0fd1b79be95034c4b5", size = 800943, upload-time = "2025-08-10T19:53:58.587Z" },
+    { url = "https://files.pythonhosted.org/packages/ad/cc/dfe823ec29dd974449914fe59a181522b939fd7cbe0929df81310c128ef9/h3-4.3.1-cp311-cp311-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:d1fad090aa81eb6ac2e97cd06e3c17c2021b32afef55f202f4b733fecccfd51c", size = 994141, upload-time = "2025-08-10T19:54:00.08Z" },
+    { url = "https://files.pythonhosted.org/packages/a5/ca/e0a85dc6ac504d69cb2777e225c34c29b42f11f9d80fd70e58bbaec600da/h3-4.3.1-cp311-cp311-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:dd5d6893a3b81b6855c8343375f335b639de202559c69802c4739497cf0d6127", size = 1028418, upload-time = "2025-08-10T19:54:01.095Z" },
+    { url = "https://files.pythonhosted.org/packages/ff/da/8ea4dd1462b006da75b3e0d57c4f4fcd116f7c438c0ae4e74c6204f17a6a/h3-4.3.1-cp311-cp311-musllinux_1_2_x86_64.whl", hash = "sha256:e357001998db9babb4e8b23b617134819e5a2e8c3223c5b292ab05e4c36f19b0", size = 1040091, upload-time = "2025-08-10T19:54:02.419Z" },
+    { url = "https://files.pythonhosted.org/packages/fe/7d/05bcc6720fb0fb3e965deb5fd7de4c0b444935adcd32cc23c90f04d34cac/h3-4.3.1-cp311-cp311-win_amd64.whl", hash = "sha256:b3b67b687f339c0bb9f656a8120dcf36714364aadb77c8641206ace9cf664850", size = 796274, upload-time = "2025-08-10T19:54:03.734Z" },
+    { url = "https://files.pythonhosted.org/packages/9f/46/ddfb53cf1549808724186d3b50f77dd85d95c02e424668b8bd9b13fb85eb/h3-4.3.1-cp311-cp311-win_arm64.whl", hash = "sha256:5961d986e77900e57b25ce0b0be362d2181bd3db9e1b8792f2b4a503f1d0857e", size = 696343, upload-time = "2025-08-10T19:54:04.91Z" },
+    { url = "https://files.pythonhosted.org/packages/f2/e4/37f37656f2f3aac6e057a4796f8acba9042ece471679d202614b2810d5fe/h3-4.3.1-cp312-cp312-macosx_10_13_x86_64.whl", hash = "sha256:2a838d17726baf573cde98338b8eba9c78f5fb0a60e076a4f038b1573c64959d", size = 865460, upload-time = "2025-08-10T19:54:06.305Z" },
+    { url = "https://files.pythonhosted.org/packages/7b/63/22bca3886d0bc57e9b1b6d0385555ea69aec65f6aade0b80d89bd4db4a34/h3-4.3.1-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:63affe0b9d590e138aa3595300e8989d309480b650c3ba5f1219fa412e06147a", size = 798471, upload-time = "2025-08-10T19:54:07.278Z" },
+    { url = "https://files.pythonhosted.org/packages/4d/82/b4152f051322b098e94672a76350c4c21092e86973cd0e859dd438b8dd6c/h3-4.3.1-cp312-cp312-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:180c82873452aa3fef17b01bc1a5bea90cc508b5d7f78657566dc3e2cc5a0b87", size = 975788, upload-time = "2025-08-10T19:54:08.655Z" },
+    { url = "https://files.pythonhosted.org/packages/6c/92/d5ee6d3fb0a11b754a565cf412e8b93b5543a278fa58c6e92d5e4a274be2/h3-4.3.1-cp312-cp312-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:382fbc8904cdf1b606c374c32f1501c182157bb179ac2261eb5f9bf1f06613ad", size = 1017151, upload-time = "2025-08-10T19:54:10.071Z" },
+    { url = "https://files.pythonhosted.org/packages/51/03/a6c392952d098e642309a6d71d68b57c9af70e9b987078cdba6474538b75/h3-4.3.1-cp312-cp312-musllinux_1_2_x86_64.whl", hash = "sha256:089a83c3046887d762a702fa8bbd63508113ce91b702749a3ee260531da9d084", size = 1027707, upload-time = "2025-08-10T19:54:11.566Z" },
+    { url = "https://files.pythonhosted.org/packages/94/a4/d77cffe5f4e361ef7fb95ac266eb292acb88be2b8a09e2f8ddc07bda233c/h3-4.3.1-cp312-cp312-win_amd64.whl", hash = "sha256:bbc9bed33915386cfa7fa29314e2cc2f7aa94384835d5e2f772c4f66133b34fa", size = 787032, upload-time = "2025-08-10T19:54:12.825Z" },
+    { url = "https://files.pythonhosted.org/packages/9e/1e/29c0e00fa57300e5b99095b572237d2914fc416cb038f9977ad69440742d/h3-4.3.1-cp312-cp312-win_arm64.whl", hash = "sha256:87ac213063082a67698098c51e54443f465a239a11bf5e7aa4cf95071e3ea2f3", size = 698434, upload-time = "2025-08-10T19:54:13.784Z" },
+    { url = "https://files.pythonhosted.org/packages/df/2c/5194b5f27465c4ea65e1b779ac62551e2893bdfb26933d03e113310658f7/h3-4.3.1-cp313-cp313-macosx_10_13_x86_64.whl", hash = "sha256:836903c620114b67438cf589be108d974d72c96091e9f0d1461975114ce439a2", size = 858154, upload-time = "2025-08-10T19:54:14.773Z" },
+    { url = "https://files.pythonhosted.org/packages/bc/3c/7edad39214b7e6ec0fea4da241fda0ecdc4bc9c25d565483fe4eba89dd8f/h3-4.3.1-cp313-cp313-macosx_11_0_arm64.whl", hash = "sha256:f3f5ca6ac0f155a88889de788c13025f582cbde4cbc6281c472c4673784b6f54", size = 792498, upload-time = "2025-08-10T19:54:15.761Z" },
+    { url = "https://files.pythonhosted.org/packages/44/bc/a11b200229591989426121590810fba43465c7bbedf3d7f235aee99e3d2d/h3-4.3.1-cp313-cp313-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:4a8dcb11f7b5b902521b6dd6955fe8710ab7aef33bccf21861182bc7ae02e04e", size = 971224, upload-time = "2025-08-10T19:54:16.726Z" },
+    { url = "https://files.pythonhosted.org/packages/1d/99/5efd413072428bf1973c34d76a2f476a621848da86cecd8392ef59ba7640/h3-4.3.1-cp313-cp313-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:4b4885dd55ae5bc1848334981f1593eea098133c13bedc66bca1dac624cefe2c", size = 1013740, upload-time = "2025-08-10T19:54:17.758Z" },
+    { url = "https://files.pythonhosted.org/packages/2a/3a/93e7962d160cd2f8c4f2108a2606f7a4713edbe4dbbb39aef019bf2ebb08/h3-4.3.1-cp313-cp313-musllinux_1_2_x86_64.whl", hash = "sha256:0ba48c0d64a5dc6843290441c2cf885a4912ccd861c3288e8f8be47a2d09e201", size = 1024968, upload-time = "2025-08-10T19:54:18.759Z" },
+    { url = "https://files.pythonhosted.org/packages/90/bc/efe2bfc2c746bc7d092aef97ac6182c1e2f7b3759618ee55c21628fe1b80/h3-4.3.1-cp313-cp313-win_amd64.whl", hash = "sha256:14f2012c8bbc6ec72e74ceeb46d617019bb3489c07d1c0dee516bc7765509850", size = 783789, upload-time = "2025-08-10T19:54:19.794Z" },
+    { url = "https://files.pythonhosted.org/packages/ef/1b/8ed8745a3a80a031201890cafa8a45780605005fafd3e460d75fb697fa00/h3-4.3.1-cp313-cp313-win_arm64.whl", hash = "sha256:166fd7ecc8a384aad8272432ea482310dbe0022cb12dc84b9f8fd704a908890a", size = 695774, upload-time = "2025-08-10T19:54:21.158Z" },
+    { url = "https://files.pythonhosted.org/packages/5c/40/49b703d520189f2df139a72a9d899fec0a4382855e69241187272738887d/h3-4.3.1-cp314-cp314-macosx_10_13_x86_64.whl", hash = "sha256:adf011133912ec8346b7c9c2e396f8c4ad8395a3713d3ceac36c0fad6e66e7d5", size = 858473, upload-time = "2025-08-10T19:54:22.13Z" },
+    { url = "https://files.pythonhosted.org/packages/02/99/b2b8b3834fe1460da1f0ac5d6aaf0ae24a6c20d171605b694d364982c323/h3-4.3.1-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:348aa0a4f5899fcab48c5d0573c68b1190a3b3e574294524349428658587b7a3", size = 795377, upload-time = "2025-08-10T19:54:23.506Z" },
+    { url = "https://files.pythonhosted.org/packages/6e/3a/c85c9f345e76c4f94a0d2868052d7b52e2727fb9a16f06ba1a29265d9787/h3-4.3.1-cp314-cp314-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:c8b0ce8ac5b4227f511a56933f3da9587d31e4ad68e29ce82eb6214b949883fe", size = 1014140, upload-time = "2025-08-10T19:54:24.454Z" },
+    { url = "https://files.pythonhosted.org/packages/81/90/b498d83eba23fd428ddeeb4801f383ead0f86393607a749926363cd41b67/h3-4.3.1-cp314-cp314-win_amd64.whl", hash = "sha256:b6e2dd52fd50546fb7be574025e7ac01c34b77c171583008cbcdbb2b9e918766", size = 799379, upload-time = "2025-08-10T19:54:25.444Z" },
+    { url = "https://files.pythonhosted.org/packages/10/ff/c5bd98976a9904f314ed4edd960f115e865adc2e85205d9273bf3c8211a8/h3-4.3.1-cp314-cp314t-macosx_10_13_x86_64.whl", hash = "sha256:fc8a2c12d945ce840d20bbca68c2c4aae52db7b27a5c275c0171e9887ee902c0", size = 893161, upload-time = "2025-08-10T19:54:26.426Z" },
+    { url = "https://files.pythonhosted.org/packages/a3/e2/deffa7ce37527d380e11e0cdaa99065ede701d6243aa508625718aa2d1db/h3-4.3.1-cp314-cp314t-macosx_11_0_arm64.whl", hash = "sha256:ae63c00cedc0f499d83fb8eec9a84291c16ceb81d5909f75dd28fc6b0efe6d96", size = 839868, upload-time = "2025-08-10T19:54:27.414Z" },
+    { url = "https://files.pythonhosted.org/packages/68/fa/956d6a8fe9cdcf761f65a732e6aa047e1c5dc6ed22d81ede868fb4d8bb83/h3-4.3.1-cp314-cp314t-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:aec62f93cae0e146766e6bfced32e5b0f9964aa33bf738d19be779d4a77328f0", size = 983850, upload-time = "2025-08-10T19:54:28.397Z" },
+    { url = "https://files.pythonhosted.org/packages/5e/b0/f9ae26739d77e846911a8ffebef13964116cd68df21b50e74ff5725ccd49/h3-4.3.1-cp314-cp314t-win_amd64.whl", hash = "sha256:b005d38c4e91917b0b2e6053a47f07b123cc5eed794cb849a2d347b6b3888ea0", size = 893310, upload-time = "2025-08-10T19:54:29.796Z" },
+]
+
 [[package]]
 name = "httpcore"
 version = "1.0.9"
@@ -1805,6 +1848,7 @@ dev = [
     { name = "geoarrow-rust-core" },
     { name = "geoarrow-rust-io" },
     { name = "geodatasets" },
+    { name = "h3" },
     { name = "jupyterlab" },
     { name = "matplotlib" },
     { name = "movingpandas" },
@@ -1862,6 +1906,7 @@ dev = [
     { name = "geoarrow-rust-core", specifier = ">=0.4.0" },
     { name = "geoarrow-rust-io", specifier = ">=0.4.1" },
     { name = "geodatasets", specifier = ">=2024.8.0" },
+    { name = "h3", specifier = ">=4.3.1" },
     { name = "jupyterlab", specifier = ">=4.3.3" },
     { name = "matplotlib", specifier = ">=3.7.5" },
     { name = "movingpandas", specifier = ">=0.20.0" },