diff --git a/unity-parser/src/types/unity_types/box_collider.rs b/unity-parser/src/types/unity_types/box_collider.rs
index 341a1d2..2d28c68 100644
--- a/unity-parser/src/types/unity_types/box_collider.rs
+++ b/unity-parser/src/types/unity_types/box_collider.rs
@@ -1,6 +1,7 @@
 //! BoxCollider component wrapper
 
 use crate::types::{yaml_helpers, ComponentContext, UnityComponent, Vector3};
+use crate::types::unity_types::Collider;
 use sparsey::Entity;
 
 /// A BoxCollider component
@@ -9,28 +10,39 @@ use sparsey::Entity;
 /// It defines a box-shaped volume that can be used for collision detection.
 #[derive(Debug, Clone)]
 pub struct BoxCollider {
-    size: Option<Vector3>,
-    center: Option<Vector3>,
+    size: Vector3,
+    center: Vector3,
+    collider: Collider,
 }
 
 impl BoxCollider {
     /// Get the size of the box collider
-    pub fn size(&self) -> Option<&Vector3> {
-        self.size.as_ref()
+    pub fn size(&self) -> &Vector3 {
+        &self.size
     }
 
     /// Get the center offset of the box collider
-    pub fn center(&self) -> Option<&Vector3> {
-        self.center.as_ref()
+    pub fn center(&self) -> &Vector3 {
+        &self.center
+    }
+
+    /// Get the base collider component
+    pub fn collider(&self) -> &Collider {
+        &self.collider
+    }
+
+    /// Get mutable access to the base collider component
+    pub fn collider_mut(&mut self) -> &mut Collider {
+        &mut self.collider
     }
 
     /// Set the size of the box collider
-    pub fn set_size(&mut self, size: Option<Vector3>) {
+    pub fn set_size(&mut self, size: Vector3) {
         self.size = size;
     }
 
     /// Set the center offset of the box collider
-    pub fn set_center(&mut self, center: Option<Vector3>) {
+    pub fn set_center(&mut self, center: Vector3) {
         self.center = center;
     }
 }
@@ -39,17 +51,23 @@ impl UnityComponent for BoxCollider {
     /// Parse a BoxCollider from YAML
     ///
     /// Note: Caller is responsible for ensuring this is called on the correct document type.
-    fn parse(yaml: &serde_yaml::Mapping, _ctx: &ComponentContext) -> Option<Self> {
-        let size = yaml_helpers::get_vector3(yaml, "m_Size");
-        let center = yaml_helpers::get_vector3(yaml, "m_Center");
+    fn parse(yaml: &serde_yaml::Mapping, ctx: &ComponentContext) -> Option<Self> {
+        let size = yaml_helpers::get_vector3(yaml, "m_Size").unwrap_or_default();
+        let center = yaml_helpers::get_vector3(yaml, "m_Center").unwrap_or_default();
 
-        Some(Self { size, center })
+        // Parse the base collider component (layer masks)
+        let collider = Collider::parse(yaml, ctx)?;
+
+        Some(Self { size, center, collider })
     }
 }
 
 impl crate::types::EcsInsertable for BoxCollider {
     fn insert_into_world(self, world: &mut sparsey::World, entity: Entity) {
-        world.insert(entity, (self,));
+        // Insert both the BoxCollider and the base Collider component
+        // This allows querying for either specific collider types or all colliders
+        let collider = self.collider.clone();
+        world.insert(entity, (self, collider));
     }
 }
 
@@ -61,6 +79,9 @@ inventory::submit! {
         parse_and_insert: |yaml, ctx, world, entity| {
             <BoxCollider as crate::types::EcsInsertable>::parse_and_insert(yaml, ctx, world, entity)
         },
-        register: |builder| builder.register::<BoxCollider>(),
+        register: |builder| {
+            // Register both BoxCollider and the base Collider component
+            builder.register::<BoxCollider>().register::<Collider>()
+        },
     }
 }
diff --git a/unity-parser/src/types/unity_types/capsule_collider.rs b/unity-parser/src/types/unity_types/capsule_collider.rs
new file mode 100644
index 0000000..84b124a
--- /dev/null
+++ b/unity-parser/src/types/unity_types/capsule_collider.rs
@@ -0,0 +1,117 @@
+//! CapsuleCollider component wrapper
+
+use crate::types::{yaml_helpers, ComponentContext, UnityComponent, Vector3};
+use crate::types::unity_types::Collider;
+use sparsey::Entity;
+
+/// A CapsuleCollider component
+///
+/// CapsuleCollider is a basic collision primitive in the shape of a capsule.
+/// It defines a capsule-shaped volume (cylinder with hemispherical ends) that can be used for collision detection.
+#[derive(Debug, Clone)]
+pub struct CapsuleCollider {
+    radius: f32,
+    height: f32,
+    center: Vector3,
+    direction: i32, // 0 = X-axis, 1 = Y-axis, 2 = Z-axis
+    collider: Collider,
+}
+
+impl CapsuleCollider {
+    /// Get the radius of the capsule collider
+    pub fn radius(&self) -> f32 {
+        self.radius
+    }
+
+    /// Get the height of the capsule collider
+    pub fn height(&self) -> f32 {
+        self.height
+    }
+
+    /// Get the center offset of the capsule collider
+    pub fn center(&self) -> &Vector3 {
+        &self.center
+    }
+
+    /// Get the direction axis of the capsule (0=X, 1=Y, 2=Z)
+    pub fn direction(&self) -> i32 {
+        self.direction
+    }
+
+    /// Get the base collider component
+    pub fn collider(&self) -> &Collider {
+        &self.collider
+    }
+
+    /// Get mutable access to the base collider component
+    pub fn collider_mut(&mut self) -> &mut Collider {
+        &mut self.collider
+    }
+
+    /// Set the radius of the capsule collider
+    pub fn set_radius(&mut self, radius: f32) {
+        self.radius = radius;
+    }
+
+    /// Set the height of the capsule collider
+    pub fn set_height(&mut self, height: f32) {
+        self.height = height;
+    }
+
+    /// Set the center offset of the capsule collider
+    pub fn set_center(&mut self, center: Vector3) {
+        self.center = center;
+    }
+
+    /// Set the direction axis (0=X, 1=Y, 2=Z)
+    pub fn set_direction(&mut self, direction: i32) {
+        self.direction = direction;
+    }
+}
+
+impl UnityComponent for CapsuleCollider {
+    /// Parse a CapsuleCollider from YAML
+    ///
+    /// Note: Caller is responsible for ensuring this is called on the correct document type.
+    fn parse(yaml: &serde_yaml::Mapping, ctx: &ComponentContext) -> Option<Self> {
+        let radius = yaml_helpers::get_f64(yaml, "m_Radius").unwrap_or(0.0) as f32;
+        let height = yaml_helpers::get_f64(yaml, "m_Height").unwrap_or(0.0) as f32;
+        let center = yaml_helpers::get_vector3(yaml, "m_Center").unwrap_or_default();
+        let direction = yaml_helpers::get_i64(yaml, "m_Direction").unwrap_or(0) as i32;
+
+        // Parse the base collider component (layer masks)
+        let collider = Collider::parse(yaml, ctx)?;
+
+        Some(Self {
+            radius,
+            height,
+            center,
+            direction,
+            collider,
+        })
+    }
+}
+
+impl crate::types::EcsInsertable for CapsuleCollider {
+    fn insert_into_world(self, world: &mut sparsey::World, entity: Entity) {
+        // Insert both the CapsuleCollider and the base Collider component
+        // This allows querying for either specific collider types or all colliders
+        let collider = self.collider.clone();
+        world.insert(entity, (self, collider));
+    }
+}
+
+// Register component with inventory
+inventory::submit! {
+    crate::types::ComponentRegistration {
+        type_id: 136, // Unity type ID for CapsuleCollider
+        class_name: "CapsuleCollider",
+        parse_and_insert: |yaml, ctx, world, entity| {
+            <CapsuleCollider as crate::types::EcsInsertable>::parse_and_insert(yaml, ctx, world, entity)
+        },
+        register: |builder| {
+            // Register both CapsuleCollider and the base Collider component
+            builder.register::<CapsuleCollider>().register::<Collider>()
+        },
+    }
+}
diff --git a/unity-parser/src/types/unity_types/collider.rs b/unity-parser/src/types/unity_types/collider.rs
new file mode 100644
index 0000000..1f5b17f
--- /dev/null
+++ b/unity-parser/src/types/unity_types/collider.rs
@@ -0,0 +1,87 @@
+//! Collider component wrapper
+
+use crate::types::{ComponentContext, UnityComponent};
+use serde_yaml::{Mapping, Value};
+use sparsey::Entity;
+
+/// A Collider component
+///
+/// Collider is the base class for collision primitives.
+/// Contains layer mask information for collision filtering.
+#[derive(Debug, Clone)]
+pub struct Collider {
+    /// Layer mask for which layers this collider can collide with
+    include_layers: u32,
+    /// Layer mask for which layers this collider should ignore
+    exclude_layers: u32,
+}
+
+impl Collider {
+    /// Get the include layers bitset
+    pub fn include_layers(&self) -> u32 {
+        self.include_layers
+    }
+
+    /// Get the exclude layers bitset
+    pub fn exclude_layers(&self) -> u32 {
+        self.exclude_layers
+    }
+
+    /// Set the include layers bitset
+    pub fn set_include_layers(&mut self, layers: u32) {
+        self.include_layers = layers;
+    }
+
+    /// Set the exclude layers bitset
+    pub fn set_exclude_layers(&mut self, layers: u32) {
+        self.exclude_layers = layers;
+    }
+
+    /// Check if the collider can interact with a specific layer (0-31)
+    pub fn can_collide_with_layer(&self, layer: u8) -> bool {
+        if layer >= 32 {
+            return false;
+        }
+        let layer_bit = 1u32 << layer;
+        (self.include_layers & layer_bit) != 0 && (self.exclude_layers & layer_bit) == 0
+    }
+}
+
+/// Helper function to parse Unity's layer bitset structure
+///
+/// Unity stores layer masks as:
+/// ```yaml
+/// m_IncludeLayers:
+///   serializedVersion: 2
+///   m_Bits: 0
+/// ```
+fn parse_layer_bitset(map: &Mapping, key: &str) -> Option<u32> {
+    let obj = map
+        .get(&Value::String(key.to_string()))
+        .and_then(|v| v.as_mapping())?;
+
+    obj.get(&Value::String("m_Bits".to_string()))
+        .and_then(|v| v.as_u64())
+        .map(|bits| bits as u32)
+}
+
+impl UnityComponent for Collider {
+    /// Parse a Collider from YAML
+    ///
+    /// Note: Caller is responsible for ensuring this is called on the correct document type.
+    fn parse(yaml: &Mapping, _ctx: &ComponentContext) -> Option<Self> {
+        let include_layers = parse_layer_bitset(yaml, "m_IncludeLayers").unwrap_or(0);
+        let exclude_layers = parse_layer_bitset(yaml, "m_ExcludeLayers").unwrap_or(0);
+
+        Some(Self {
+            include_layers,
+            exclude_layers,
+        })
+    }
+}
+
+impl crate::types::EcsInsertable for Collider {
+    fn insert_into_world(self, world: &mut sparsey::World, entity: Entity) {
+        world.insert(entity, (self,));
+    }
+}
\ No newline at end of file
diff --git a/unity-parser/src/types/unity_types/mod.rs b/unity-parser/src/types/unity_types/mod.rs
index cd9e8d4..63779df 100644
--- a/unity-parser/src/types/unity_types/mod.rs
+++ b/unity-parser/src/types/unity_types/mod.rs
@@ -1,14 +1,19 @@
 //! Unity-specific types (GameObjects, Transforms, PrefabInstances)
 
 pub mod box_collider;
+pub mod capsule_collider;
+pub mod collider;
 pub mod game_object;
 pub mod mesh_filter;
 pub mod mesh_renderer;
 pub mod prefab_instance;
 pub mod renderer;
+pub mod sphere_collider;
 pub mod transform;
 
 pub use box_collider::BoxCollider;
+pub use capsule_collider::CapsuleCollider;
+pub use collider::Collider;
 pub use game_object::GameObject;
 pub use mesh_filter::MeshFilter;
 pub use mesh_renderer::MeshRenderer;
@@ -16,4 +21,5 @@ pub use prefab_instance::{
     PrefabInstance, PrefabInstanceComponent, PrefabModification, PrefabResolver,
 };
 pub use renderer::Renderer;
+pub use sphere_collider::SphereCollider;
 pub use transform::{RectTransform, Transform};
diff --git a/unity-parser/src/types/unity_types/sphere_collider.rs b/unity-parser/src/types/unity_types/sphere_collider.rs
new file mode 100644
index 0000000..62a7b51
--- /dev/null
+++ b/unity-parser/src/types/unity_types/sphere_collider.rs
@@ -0,0 +1,91 @@
+//! SphereCollider component wrapper
+
+use crate::types::{yaml_helpers, ComponentContext, UnityComponent, Vector3};
+use crate::types::unity_types::Collider;
+use sparsey::Entity;
+
+/// A SphereCollider component
+///
+/// SphereCollider is a basic collision primitive in the shape of a sphere.
+/// It defines a sphere-shaped volume that can be used for collision detection.
+#[derive(Debug, Clone)]
+pub struct SphereCollider {
+    radius: f32,
+    center: Vector3,
+    collider: Collider,
+}
+
+impl SphereCollider {
+    /// Get the radius of the sphere collider
+    pub fn radius(&self) -> f32 {
+        self.radius
+    }
+
+    /// Get the center offset of the sphere collider
+    pub fn center(&self) -> &Vector3 {
+        &self.center
+    }
+
+    /// Get the base collider component
+    pub fn collider(&self) -> &Collider {
+        &self.collider
+    }
+
+    /// Get mutable access to the base collider component
+    pub fn collider_mut(&mut self) -> &mut Collider {
+        &mut self.collider
+    }
+
+    /// Set the radius of the sphere collider
+    pub fn set_radius(&mut self, radius: f32) {
+        self.radius = radius;
+    }
+
+    /// Set the center offset of the sphere collider
+    pub fn set_center(&mut self, center: Vector3) {
+        self.center = center;
+    }
+}
+
+impl UnityComponent for SphereCollider {
+    /// Parse a SphereCollider from YAML
+    ///
+    /// Note: Caller is responsible for ensuring this is called on the correct document type.
+    fn parse(yaml: &serde_yaml::Mapping, ctx: &ComponentContext) -> Option<Self> {
+        let radius = yaml_helpers::get_f64(yaml, "m_Radius").unwrap_or(0.0) as f32;
+        let center = yaml_helpers::get_vector3(yaml, "m_Center").unwrap_or_default();
+
+        // Parse the base collider component (layer masks)
+        let collider = Collider::parse(yaml, ctx)?;
+
+        Some(Self {
+            radius,
+            center,
+            collider,
+        })
+    }
+}
+
+impl crate::types::EcsInsertable for SphereCollider {
+    fn insert_into_world(self, world: &mut sparsey::World, entity: Entity) {
+        // Insert both the SphereCollider and the base Collider component
+        // This allows querying for either specific collider types or all colliders
+        let collider = self.collider.clone();
+        world.insert(entity, (self, collider));
+    }
+}
+
+// Register component with inventory
+inventory::submit! {
+    crate::types::ComponentRegistration {
+        type_id: 135, // Unity type ID for SphereCollider
+        class_name: "SphereCollider",
+        parse_and_insert: |yaml, ctx, world, entity| {
+            <SphereCollider as crate::types::EcsInsertable>::parse_and_insert(yaml, ctx, world, entity)
+        },
+        register: |builder| {
+            // Register both SphereCollider and the base Collider component
+            builder.register::<SphereCollider>().register::<Collider>()
+        },
+    }
+}