diff --git a/documentation/api/DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int).md b/documentation/api/DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int).md
index 6894842b..0cca5c19 100644
--- a/documentation/api/DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int).md
+++ b/documentation/api/DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int).md
@@ -3,11 +3,11 @@
 ## EntityCommandRecorder(int, int) Constructor
 Creates an [EntityCommandRecorder](./DefaultEcs-Command-EntityCommandRecorder.md 'DefaultEcs.Command.EntityCommandRecorder') with a custom default size which can grow to a maximum capacity.  
 ```C#
-public EntityCommandRecorder(int defaultCapacity, int maxCapacity);
+public EntityCommandRecorder(int capacity, int maxCapacity);
 ```
 #### Parameters
-<a name='DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-defaultCapacity'></a>
-`defaultCapacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+<a name='DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-capacity'></a>
+`capacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
 The default size of the [EntityCommandRecorder](./DefaultEcs-Command-EntityCommandRecorder.md 'DefaultEcs.Command.EntityCommandRecorder').  
   
 <a name='DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-maxCapacity'></a>
@@ -16,8 +16,8 @@ The maximum capacity of the [EntityCommandRecorder](./DefaultEcs-Command-EntityC
   
 #### Exceptions
 [System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
-[defaultCapacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-defaultCapacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).defaultCapacity') cannot be negative.  
+[capacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-capacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).capacity') cannot be negative.  
 [System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
 [maxCapacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-maxCapacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).maxCapacity') cannot be negative.  
 [System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
-[maxCapacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-maxCapacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).maxCapacity') is inferior to [defaultCapacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-defaultCapacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).defaultCapacity').  
+[maxCapacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-maxCapacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).maxCapacity') is inferior to [capacity](#DefaultEcs-Command-EntityCommandRecorder-EntityCommandRecorder(int_int)-capacity 'DefaultEcs.Command.EntityCommandRecorder.EntityCommandRecorder(int, int).capacity').  
diff --git a/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromChildrenOf(DefaultEcs-Command-EntityRecord).md b/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromChildrenOf(DefaultEcs-Command-EntityRecord).md
index 6e959548..0a2ecaf5 100644
--- a/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromChildrenOf(DefaultEcs-Command-EntityRecord).md
+++ b/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromChildrenOf(DefaultEcs-Command-EntityRecord).md
@@ -2,6 +2,7 @@
 ### [DefaultEcs.Command](./DefaultEcs-Command.md 'DefaultEcs.Command').[EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord')
 ## EntityRecord.RemoveFromChildrenOf(DefaultEcs.Command.EntityRecord) Method
 Remove the given [EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord') corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') from corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') parents.  
+This command takes 9 bytes.  
 ```C#
 public void RemoveFromChildrenOf(in DefaultEcs.Command.EntityRecord parent);
 ```
diff --git a/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromParentsOf(DefaultEcs-Command-EntityRecord).md b/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromParentsOf(DefaultEcs-Command-EntityRecord).md
index c441e862..283c677c 100644
--- a/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromParentsOf(DefaultEcs-Command-EntityRecord).md
+++ b/documentation/api/DefaultEcs-Command-EntityRecord-RemoveFromParentsOf(DefaultEcs-Command-EntityRecord).md
@@ -2,6 +2,7 @@
 ### [DefaultEcs.Command](./DefaultEcs-Command.md 'DefaultEcs.Command').[EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord')
 ## EntityRecord.RemoveFromParentsOf(DefaultEcs.Command.EntityRecord) Method
 Remove the given [EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord') corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') from corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') children.  
+This command takes 9 bytes.  
 ```C#
 public void RemoveFromParentsOf(in DefaultEcs.Command.EntityRecord child);
 ```
diff --git a/documentation/api/DefaultEcs-Command-EntityRecord-SetAsChildOf(DefaultEcs-Command-EntityRecord).md b/documentation/api/DefaultEcs-Command-EntityRecord-SetAsChildOf(DefaultEcs-Command-EntityRecord).md
index 85206cb5..26358761 100644
--- a/documentation/api/DefaultEcs-Command-EntityRecord-SetAsChildOf(DefaultEcs-Command-EntityRecord).md
+++ b/documentation/api/DefaultEcs-Command-EntityRecord-SetAsChildOf(DefaultEcs-Command-EntityRecord).md
@@ -2,6 +2,7 @@
 ### [DefaultEcs.Command](./DefaultEcs-Command.md 'DefaultEcs.Command').[EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord')
 ## EntityRecord.SetAsChildOf(DefaultEcs.Command.EntityRecord) Method
 Makes it so when given [EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord') corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') is disposed, corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') will also be disposed.  
+This command takes 9 bytes.  
 ```C#
 public void SetAsChildOf(in DefaultEcs.Command.EntityRecord parent);
 ```
diff --git a/documentation/api/DefaultEcs-Command-EntityRecord-SetAsParentOf(DefaultEcs-Command-EntityRecord).md b/documentation/api/DefaultEcs-Command-EntityRecord-SetAsParentOf(DefaultEcs-Command-EntityRecord).md
index a5055cd9..60b57258 100644
--- a/documentation/api/DefaultEcs-Command-EntityRecord-SetAsParentOf(DefaultEcs-Command-EntityRecord).md
+++ b/documentation/api/DefaultEcs-Command-EntityRecord-SetAsParentOf(DefaultEcs-Command-EntityRecord).md
@@ -2,6 +2,7 @@
 ### [DefaultEcs.Command](./DefaultEcs-Command.md 'DefaultEcs.Command').[EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord')
 ## EntityRecord.SetAsParentOf(DefaultEcs.Command.EntityRecord) Method
 Makes it so when corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') is disposed, given [EntityRecord](./DefaultEcs-Command-EntityRecord.md 'DefaultEcs.Command.EntityRecord') corresponding [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') will also be disposed.  
+This command takes 9 bytes.  
 ```C#
 public void SetAsParentOf(in DefaultEcs.Command.EntityRecord child);
 ```
diff --git a/documentation/api/DefaultEcs-Components-T--this-DefaultEcs-Entity-.md b/documentation/api/DefaultEcs-Components-T--this-DefaultEcs-Entity-.md
new file mode 100644
index 00000000..227e8d3b
--- /dev/null
+++ b/documentation/api/DefaultEcs-Components-T--this-DefaultEcs-Entity-.md
@@ -0,0 +1,14 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[Components&lt;T&gt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;')
+## Components&lt;T&gt;.this[DefaultEcs.Entity] Property
+Gets the component of type [T](./DefaultEcs-Components-T-.md#DefaultEcs-Components-T--T 'DefaultEcs.Components&lt;T&gt;.T') on the provided [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity').  
+```C#
+public ref T this[DefaultEcs.Entity entity] { get; }
+```
+#### Parameters
+<a name='DefaultEcs-Components-T--this-DefaultEcs-Entity--entity'></a>
+`entity` [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')  
+The [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') for which to get the component of type [T](./DefaultEcs-Components-T-.md#DefaultEcs-Components-T--T 'DefaultEcs.Components&lt;T&gt;.T').  
+  
+#### Returns
+[T](./DefaultEcs-Components-T-.md#DefaultEcs-Components-T--T 'DefaultEcs.Components&lt;T&gt;.T')  
diff --git a/documentation/api/DefaultEcs-Components-T-.md b/documentation/api/DefaultEcs-Components-T-.md
new file mode 100644
index 00000000..57cf6b6b
--- /dev/null
+++ b/documentation/api/DefaultEcs-Components-T-.md
@@ -0,0 +1,14 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs')
+## Components&lt;T&gt; Struct
+Provides a fast access to the components of type [T](#DefaultEcs-Components-T--T 'DefaultEcs.Components&lt;T&gt;.T').  
+```C#
+public readonly ref struct Components<T>
+```
+#### Type parameters
+<a name='DefaultEcs-Components-T--T'></a>
+`T`  
+The type of the component.  
+  
+### Properties
+- [this[DefaultEcs.Entity]](./DefaultEcs-Components-T--this-DefaultEcs-Entity-.md 'DefaultEcs.Components&lt;T&gt;.this[DefaultEcs.Entity]')
diff --git a/documentation/api/DefaultEcs-EntitySet-Dispose().md b/documentation/api/DefaultEcs-EntitySet-Dispose().md
index 0d247725..6744ef02 100644
--- a/documentation/api/DefaultEcs-EntitySet-Dispose().md
+++ b/documentation/api/DefaultEcs-EntitySet-Dispose().md
@@ -1,7 +1,7 @@
 #### [DefaultEcs](./index.md 'index')
 ### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet')
 ## EntitySet.Dispose() Method
-Releases current [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') of its subscriptions, stopping it to get modifications on the [World](./DefaultEcs-World.md 'DefaultEcs.World')'s [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity').  
+Releases current [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') of its subscriptions, stopping it to get modifications on the [World](./DefaultEcs-EntitySet-World.md 'DefaultEcs.EntitySet.World')'s [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity').  
 ```C#
 public void Dispose();
 ```
diff --git a/documentation/api/DefaultEcs-EntitySet-World.md b/documentation/api/DefaultEcs-EntitySet-World.md
new file mode 100644
index 00000000..defd47a8
--- /dev/null
+++ b/documentation/api/DefaultEcs-EntitySet-World.md
@@ -0,0 +1,9 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet')
+## EntitySet.World Property
+Gets the [World](./DefaultEcs-World.md 'DefaultEcs.World') instance from which current [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') originate.  
+```C#
+public DefaultEcs.World World { get; }
+```
+#### Returns
+[World](./DefaultEcs-World.md 'DefaultEcs.World')  
diff --git a/documentation/api/DefaultEcs-EntitySet.md b/documentation/api/DefaultEcs-EntitySet.md
index 30298ce6..756ceaec 100644
--- a/documentation/api/DefaultEcs-EntitySet.md
+++ b/documentation/api/DefaultEcs-EntitySet.md
@@ -1,7 +1,7 @@
 #### [DefaultEcs](./index.md 'index')
 ### [DefaultEcs](./DefaultEcs.md 'DefaultEcs')
 ## EntitySet Class
-Represents a sub-selection of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances from a [World](./DefaultEcs-World.md 'DefaultEcs.World').  
+Represents a sub-selection of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances from a [World](./DefaultEcs-EntitySet-World.md 'DefaultEcs.EntitySet.World').  
 ```C#
 public sealed class EntitySet :
 IDisposable
@@ -11,6 +11,7 @@ Inheritance [System.Object](https://docs.microsoft.com/en-us/dotnet/api/System.O
 Implements [System.IDisposable](https://docs.microsoft.com/en-us/dotnet/api/System.IDisposable 'System.IDisposable')  
 ### Properties
 - [Count](./DefaultEcs-EntitySet-Count.md 'DefaultEcs.EntitySet.Count')
+- [World](./DefaultEcs-EntitySet-World.md 'DefaultEcs.EntitySet.World')
 ### Methods
 - [Complete()](./DefaultEcs-EntitySet-Complete().md 'DefaultEcs.EntitySet.Complete()')
 - [Contains(DefaultEcs.Entity)](./DefaultEcs-EntitySet-Contains(DefaultEcs-Entity).md 'DefaultEcs.EntitySet.Contains(DefaultEcs.Entity)')
diff --git a/documentation/api/DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int).md b/documentation/api/DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int).md
index 0ed038c8..563b6cd0 100644
--- a/documentation/api/DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int).md
+++ b/documentation/api/DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int).md
@@ -3,7 +3,7 @@
 ## IComponentTypeReader.OnRead&lt;T&gt;(int) Method
 Processes the maximum number of component of type [T](#DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int)-T 'DefaultEcs.Serialization.IComponentTypeReader.OnRead&lt;T&gt;(int).T').  
 ```C#
-void OnRead<T>(int maxComponentCount);
+void OnRead<T>(int maxCapacity);
 ```
 #### Type parameters
 <a name='DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int)-T'></a>
@@ -11,7 +11,7 @@ void OnRead<T>(int maxComponentCount);
 The type of component.  
   
 #### Parameters
-<a name='DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int)-maxComponentCount'></a>
-`maxComponentCount` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+<a name='DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int)-maxCapacity'></a>
+`maxCapacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
 The maximum number of component of type [T](#DefaultEcs-Serialization-IComponentTypeReader-OnRead-T-(int)-T 'DefaultEcs.Serialization.IComponentTypeReader.OnRead&lt;T&gt;(int).T').  
   
diff --git a/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md b/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md
new file mode 100644
index 00000000..bdaf0450
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md
@@ -0,0 +1,23 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AComponentSystem&lt;TState,TComponent&gt;](./DefaultEcs-System-AComponentSystem-TState_TComponent-.md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;')
+## AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int) Constructor
+Initialise a new instance of the [AComponentSystem&lt;TState,TComponent&gt;](./DefaultEcs-System-AComponentSystem-TState_TComponent-.md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;') class with the given [World](./DefaultEcs-World.md 'DefaultEcs.World') and [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner').  
+```C#
+protected AComponentSystem(DefaultEcs.World world, DefaultEcs.Threading.IParallelRunner runner, int minComponentCountByRunnerIndex);
+```
+#### Parameters
+<a name='DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-world'></a>
+`world` [World](./DefaultEcs-World.md 'DefaultEcs.World')  
+The [World](./DefaultEcs-World.md 'DefaultEcs.World') on which to process the update.  
+  
+<a name='DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-runner'></a>
+`runner` [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner')  
+The [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner') used to process the update in parallel if not null.  
+  
+<a name='DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-minComponentCountByRunnerIndex'></a>
+`minComponentCountByRunnerIndex` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+The minimum number of component per runner index to use the given [runner](#DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-runner 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int).runner').  
+  
+#### Exceptions
+[System.ArgumentNullException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentNullException 'System.ArgumentNullException')  
+[world](#DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-world 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int).world') is null.  
diff --git a/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent-.md b/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent-.md
index c560d0d8..23c39bc4 100644
--- a/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent-.md
+++ b/documentation/api/DefaultEcs-System-AComponentSystem-TState_TComponent-.md
@@ -22,6 +22,7 @@ The type of component to update.
 ### Constructors
 - [AComponentSystem(DefaultEcs.World)](./DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World).md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.AComponentSystem(DefaultEcs.World)')
 - [AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner)](./DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner).md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner)')
+- [AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int)](./DefaultEcs-System-AComponentSystem-TState_TComponent--AComponentSystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.AComponentSystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int)')
 ### Properties
 - [IsEnabled](./DefaultEcs-System-AComponentSystem-TState_TComponent--IsEnabled.md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;.IsEnabled')
 ### Methods
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet).md
new file mode 100644
index 00000000..323bfb03
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet).md
@@ -0,0 +1,15 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem(DefaultEcs.EntitySet) Constructor
+Initialise a new instance of the [AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;') class with the given [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet').  
+```C#
+protected AEntityBufferedSystem(DefaultEcs.EntitySet set);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet)-set'></a>
+`set` [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet')  
+The [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') on which to process the update.  
+  
+#### Exceptions
+[System.ArgumentNullException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentNullException 'System.ArgumentNullException')  
+[set](#DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet)-set 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.AEntityBufferedSystem(DefaultEcs.EntitySet).set') is null.  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World).md
new file mode 100644
index 00000000..5005fda5
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World).md
@@ -0,0 +1,16 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem(DefaultEcs.World) Constructor
+Initialise a new instance of the [AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;') class with the given [World](./DefaultEcs-World.md 'DefaultEcs.World').  
+To create the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet'), [WithAttribute](./DefaultEcs-System-WithAttribute.md 'DefaultEcs.System.WithAttribute') and [WithoutAttribute](./DefaultEcs-System-WithoutAttribute.md 'DefaultEcs.System.WithoutAttribute') attributes will be used.  
+```C#
+protected AEntityBufferedSystem(DefaultEcs.World world);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World)-world'></a>
+`world` [World](./DefaultEcs-World.md 'DefaultEcs.World')  
+The [World](./DefaultEcs-World.md 'DefaultEcs.World') from which to get the [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances to process the update.  
+  
+#### Exceptions
+[System.ArgumentNullException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentNullException 'System.ArgumentNullException')  
+[world](#DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World)-world 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.AEntityBufferedSystem(DefaultEcs.World).world') is null.  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Dispose().md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Dispose().md
new file mode 100644
index 00000000..796b04af
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Dispose().md
@@ -0,0 +1,7 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.Dispose() Method
+Disposes of the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') instance.  
+```C#
+public virtual void Dispose();
+```
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityAdded.md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityAdded.md
new file mode 100644
index 00000000..7b96b6ad
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityAdded.md
@@ -0,0 +1,9 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.EntityAdded Event
+Event called when an [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') is added to the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet').  
+```C#
+public event EntityAdded;
+```
+#### Event type
+[DefaultEcs.ActionIn&lt;](./DefaultEcs-ActionIn-T-(T).md 'DefaultEcs.ActionIn&lt;T&gt;(T)')[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')[&gt;](./DefaultEcs-ActionIn-T-(T).md 'DefaultEcs.ActionIn&lt;T&gt;(T)')
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityRemoved.md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityRemoved.md
new file mode 100644
index 00000000..cb2b5cd7
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--EntityRemoved.md
@@ -0,0 +1,9 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.EntityRemoved Event
+Event called when an [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') is removed from the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet').  
+```C#
+public event EntityRemoved;
+```
+#### Event type
+[DefaultEcs.ActionIn&lt;](./DefaultEcs-ActionIn-T-(T).md 'DefaultEcs.ActionIn&lt;T&gt;(T)')[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')[&gt;](./DefaultEcs-ActionIn-T-(T).md 'DefaultEcs.ActionIn&lt;T&gt;(T)')
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--IsEnabled.md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--IsEnabled.md
new file mode 100644
index 00000000..b25dcfb5
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--IsEnabled.md
@@ -0,0 +1,9 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.IsEnabled Property
+Gets or sets whether the current [AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;') instance should update or not.  
+```C#
+public bool IsEnabled { get; set; }
+```
+#### Returns
+[System.Boolean](https://docs.microsoft.com/en-us/dotnet/api/System.Boolean 'System.Boolean')  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PostUpdate(T).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PostUpdate(T).md
new file mode 100644
index 00000000..40917960
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PostUpdate(T).md
@@ -0,0 +1,12 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.PostUpdate(T) Method
+Performs a post-update treatment.  
+```C#
+protected virtual void PostUpdate(T state);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--PostUpdate(T)-state'></a>
+`state` [T](./DefaultEcs-System-AEntityBufferedSystem-T-.md#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')  
+The state to use.  
+  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PreUpdate(T).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PreUpdate(T).md
new file mode 100644
index 00000000..1799f7ca
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--PreUpdate(T).md
@@ -0,0 +1,12 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.PreUpdate(T) Method
+Performs a pre-update treatment.  
+```C#
+protected virtual void PreUpdate(T state);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--PreUpdate(T)-state'></a>
+`state` [T](./DefaultEcs-System-AEntityBufferedSystem-T-.md#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')  
+The state to use.  
+  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T).md
new file mode 100644
index 00000000..a264c5eb
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T).md
@@ -0,0 +1,13 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.Update(T) Method
+Updates the system once.  
+Does nothing if [IsEnabled](./DefaultEcs-System-AEntityBufferedSystem-T--IsEnabled.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.IsEnabled') is false or if the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') is empty.  
+```C#
+public void Update(T state);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--Update(T)-state'></a>
+`state` [T](./DefaultEcs-System-AEntityBufferedSystem-T-.md#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')  
+The state to use.  
+  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity).md
new file mode 100644
index 00000000..4a2798f4
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity).md
@@ -0,0 +1,16 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.Update(T, DefaultEcs.Entity) Method
+Update the given [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instance once.  
+```C#
+protected virtual void Update(T state, in DefaultEcs.Entity entity);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity)-state'></a>
+`state` [T](./DefaultEcs-System-AEntityBufferedSystem-T-.md#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')  
+The state to use.  
+  
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity)-entity'></a>
+`entity` [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')  
+The [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instance to update.  
+  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-).md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-).md
new file mode 100644
index 00000000..71c761c3
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-).md
@@ -0,0 +1,16 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
+## AEntityBufferedSystem&lt;T&gt;.Update(T, System.ReadOnlySpan&lt;DefaultEcs.Entity&gt;) Method
+Update the given [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances once.  
+```C#
+protected virtual void Update(T state, System.ReadOnlySpan<DefaultEcs.Entity> entities);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-)-state'></a>
+`state` [T](./DefaultEcs-System-AEntityBufferedSystem-T-.md#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')  
+The state to use.  
+  
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-)-entities'></a>
+`entities` [System.ReadOnlySpan&lt;](https://docs.microsoft.com/en-us/dotnet/api/System.ReadOnlySpan-1 'System.ReadOnlySpan`1')[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')[&gt;](https://docs.microsoft.com/en-us/dotnet/api/System.ReadOnlySpan-1 'System.ReadOnlySpan`1')  
+The [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances to update.  
+  
diff --git a/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T-.md b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T-.md
new file mode 100644
index 00000000..5f2905f6
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntityBufferedSystem-T-.md
@@ -0,0 +1,34 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System')
+## AEntityBufferedSystem&lt;T&gt; Class
+Represents a base class to process updates on a given [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') instance.  
+[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances are buffered in a rented array from [System.Buffers.ArrayPool&lt;&gt;.Shared](https://docs.microsoft.com/en-us/dotnet/api/System.Buffers.ArrayPool-1.Shared 'System.Buffers.ArrayPool`1.Shared') so structural modification are possible without the use of a [EntityCommandRecorder](./DefaultEcs-Command-EntityCommandRecorder.md 'DefaultEcs.Command.EntityCommandRecorder').  
+The updates are single threaded, all [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') operations are safe.  
+```C#
+public abstract class AEntityBufferedSystem<T> :
+ISystem<T>,
+IDisposable
+```
+Inheritance [System.Object](https://docs.microsoft.com/en-us/dotnet/api/System.Object 'System.Object') &gt; [AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')  
+
+Implements [DefaultEcs.System.ISystem&lt;](./DefaultEcs-System-ISystem-T-.md 'DefaultEcs.System.ISystem&lt;T&gt;')[T](#DefaultEcs-System-AEntityBufferedSystem-T--T 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.T')[&gt;](./DefaultEcs-System-ISystem-T-.md 'DefaultEcs.System.ISystem&lt;T&gt;'), [System.IDisposable](https://docs.microsoft.com/en-us/dotnet/api/System.IDisposable 'System.IDisposable')  
+#### Type parameters
+<a name='DefaultEcs-System-AEntityBufferedSystem-T--T'></a>
+`T`  
+The type of the object used as state to update the system.  
+  
+### Constructors
+- [AEntityBufferedSystem(DefaultEcs.EntitySet)](./DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-EntitySet).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.AEntityBufferedSystem(DefaultEcs.EntitySet)')
+- [AEntityBufferedSystem(DefaultEcs.World)](./DefaultEcs-System-AEntityBufferedSystem-T--AEntityBufferedSystem(DefaultEcs-World).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.AEntityBufferedSystem(DefaultEcs.World)')
+### Properties
+- [IsEnabled](./DefaultEcs-System-AEntityBufferedSystem-T--IsEnabled.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.IsEnabled')
+### Methods
+- [Dispose()](./DefaultEcs-System-AEntityBufferedSystem-T--Dispose().md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.Dispose()')
+- [PostUpdate(T)](./DefaultEcs-System-AEntityBufferedSystem-T--PostUpdate(T).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.PostUpdate(T)')
+- [PreUpdate(T)](./DefaultEcs-System-AEntityBufferedSystem-T--PreUpdate(T).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.PreUpdate(T)')
+- [Update(T)](./DefaultEcs-System-AEntityBufferedSystem-T--Update(T).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.Update(T)')
+- [Update(T, DefaultEcs.Entity)](./DefaultEcs-System-AEntityBufferedSystem-T--Update(T_DefaultEcs-Entity).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.Update(T, DefaultEcs.Entity)')
+- [Update(T, System.ReadOnlySpan&lt;DefaultEcs.Entity&gt;)](./DefaultEcs-System-AEntityBufferedSystem-T--Update(T_System-ReadOnlySpan-DefaultEcs-Entity-).md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.Update(T, System.ReadOnlySpan&lt;DefaultEcs.Entity&gt;)')
+### Events
+- [EntityAdded](./DefaultEcs-System-AEntityBufferedSystem-T--EntityAdded.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.EntityAdded')
+- [EntityRemoved](./DefaultEcs-System-AEntityBufferedSystem-T--EntityRemoved.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;.EntityRemoved')
diff --git a/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int).md b/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int).md
new file mode 100644
index 00000000..1e5668d9
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int).md
@@ -0,0 +1,23 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntitySystem&lt;T&gt;](./DefaultEcs-System-AEntitySystem-T-.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;')
+## AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner, int) Constructor
+Initialise a new instance of the [AEntitySystem&lt;T&gt;](./DefaultEcs-System-AEntitySystem-T-.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;') class with the given [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') and [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner').  
+```C#
+protected AEntitySystem(DefaultEcs.EntitySet set, DefaultEcs.Threading.IParallelRunner runner, int minEntityCountByRunnerIndex);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int)-set'></a>
+`set` [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet')  
+The [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') on which to process the update.  
+  
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int)-runner'></a>
+`runner` [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner')  
+The [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner') used to process the update in parallel if not null.  
+  
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int)-minEntityCountByRunnerIndex'></a>
+`minEntityCountByRunnerIndex` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+The minimum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') per runner index to use the given [runner](#DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int)-runner 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner, int).runner').  
+  
+#### Exceptions
+[System.ArgumentNullException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentNullException 'System.ArgumentNullException')  
+[set](#DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int)-set 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner, int).set') is null.  
diff --git a/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md b/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md
new file mode 100644
index 00000000..12d50c8d
--- /dev/null
+++ b/documentation/api/DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md
@@ -0,0 +1,24 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System').[AEntitySystem&lt;T&gt;](./DefaultEcs-System-AEntitySystem-T-.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;')
+## AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int) Constructor
+Initialise a new instance of the [AEntitySystem&lt;T&gt;](./DefaultEcs-System-AEntitySystem-T-.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;') class with the given [World](./DefaultEcs-World.md 'DefaultEcs.World').  
+To create the inner [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet'), [WithAttribute](./DefaultEcs-System-WithAttribute.md 'DefaultEcs.System.WithAttribute') and [WithoutAttribute](./DefaultEcs-System-WithoutAttribute.md 'DefaultEcs.System.WithoutAttribute') attributes will be used.  
+```C#
+protected AEntitySystem(DefaultEcs.World world, DefaultEcs.Threading.IParallelRunner runner, int minEntityCountByRunnerIndex);
+```
+#### Parameters
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-world'></a>
+`world` [World](./DefaultEcs-World.md 'DefaultEcs.World')  
+The [World](./DefaultEcs-World.md 'DefaultEcs.World') from which to get the [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') instances to process the update.  
+  
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-runner'></a>
+`runner` [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner')  
+The [IParallelRunner](./DefaultEcs-Threading-IParallelRunner.md 'DefaultEcs.Threading.IParallelRunner') used to process the update in parallel if not null.  
+  
+<a name='DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-minEntityCountByRunnerIndex'></a>
+`minEntityCountByRunnerIndex` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+The minimum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') per runner index to use the given [runner](#DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-runner 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int).runner').  
+  
+#### Exceptions
+[System.ArgumentNullException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentNullException 'System.ArgumentNullException')  
+[world](#DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int)-world 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int).world') is null.  
diff --git a/documentation/api/DefaultEcs-System-AEntitySystem-T-.md b/documentation/api/DefaultEcs-System-AEntitySystem-T-.md
index 1a1c88ba..c6328070 100644
--- a/documentation/api/DefaultEcs-System-AEntitySystem-T-.md
+++ b/documentation/api/DefaultEcs-System-AEntitySystem-T-.md
@@ -2,6 +2,7 @@
 ### [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System')
 ## AEntitySystem&lt;T&gt; Class
 Represents a base class to process updates on a given [EntitySet](./DefaultEcs-EntitySet.md 'DefaultEcs.EntitySet') instance.  
+Only [Get&lt;T&gt;()](./DefaultEcs-Entity-Get-T-().md 'DefaultEcs.Entity.Get&lt;T&gt;()'), [Set&lt;T&gt;(T)](./DefaultEcs-Entity-Set-T-(T).md 'DefaultEcs.Entity.Set&lt;T&gt;(T)') and [SetSameAs&lt;T&gt;(DefaultEcs.Entity)](./DefaultEcs-Entity-SetSameAs-T-(DefaultEcs-Entity).md 'DefaultEcs.Entity.SetSameAs&lt;T&gt;(DefaultEcs.Entity)') operation on already present component type are safe.  
 ```C#
 public abstract class AEntitySystem<T> :
 ISystem<T>,
@@ -18,8 +19,10 @@ The type of the object used as state to update the system.
 ### Constructors
 - [AEntitySystem(DefaultEcs.EntitySet)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.EntitySet)')
 - [AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner)')
+- [AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner, int)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-EntitySet_DefaultEcs-Threading-IParallelRunner_int).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.EntitySet, DefaultEcs.Threading.IParallelRunner, int)')
 - [AEntitySystem(DefaultEcs.World)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.World)')
 - [AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner)')
+- [AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int)](./DefaultEcs-System-AEntitySystem-T--AEntitySystem(DefaultEcs-World_DefaultEcs-Threading-IParallelRunner_int).md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.AEntitySystem(DefaultEcs.World, DefaultEcs.Threading.IParallelRunner, int)')
 ### Properties
 - [IsEnabled](./DefaultEcs-System-AEntitySystem-T--IsEnabled.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;.IsEnabled')
 ### Methods
diff --git a/documentation/api/DefaultEcs-System.md b/documentation/api/DefaultEcs-System.md
index 805b4f35..d1a94174 100644
--- a/documentation/api/DefaultEcs-System.md
+++ b/documentation/api/DefaultEcs-System.md
@@ -4,6 +4,7 @@ The [DefaultEcs.System](./DefaultEcs-System.md 'DefaultEcs.System') namespace co
 ### Classes
 - [AComponentSystem&lt;TState,TComponent&gt;](./DefaultEcs-System-AComponentSystem-TState_TComponent-.md 'DefaultEcs.System.AComponentSystem&lt;TState,TComponent&gt;')
 - [ActionSystem&lt;T&gt;](./DefaultEcs-System-ActionSystem-T-.md 'DefaultEcs.System.ActionSystem&lt;T&gt;')
+- [AEntityBufferedSystem&lt;T&gt;](./DefaultEcs-System-AEntityBufferedSystem-T-.md 'DefaultEcs.System.AEntityBufferedSystem&lt;T&gt;')
 - [AEntitySystem&lt;T&gt;](./DefaultEcs-System-AEntitySystem-T-.md 'DefaultEcs.System.AEntitySystem&lt;T&gt;')
 - [ComponentAttribute](./DefaultEcs-System-ComponentAttribute.md 'DefaultEcs.System.ComponentAttribute')
 - [DisabledAttribute](./DefaultEcs-System-DisabledAttribute.md 'DefaultEcs.System.DisabledAttribute')
diff --git a/documentation/api/DefaultEcs-World-Get-T-().md b/documentation/api/DefaultEcs-World-Get-T-().md
new file mode 100644
index 00000000..dccc92fe
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-Get-T-().md
@@ -0,0 +1,15 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.Get&lt;T&gt;() Method
+Gets all the component of a given type [T](#DefaultEcs-World-Get-T-()-T 'DefaultEcs.World.Get&lt;T&gt;().T').  
+```C#
+public System.Span<T> Get<T>();
+```
+#### Type parameters
+<a name='DefaultEcs-World-Get-T-()-T'></a>
+`T`  
+The type of component.  
+  
+#### Returns
+[System.Span&lt;](https://docs.microsoft.com/en-us/dotnet/api/System.Span-1 'System.Span`1')[T](#DefaultEcs-World-Get-T-()-T 'DefaultEcs.World.Get&lt;T&gt;().T')[&gt;](https://docs.microsoft.com/en-us/dotnet/api/System.Span-1 'System.Span`1')  
+A [System.Span&lt;&gt;](https://docs.microsoft.com/en-us/dotnet/api/System.Span-1 'System.Span`1') pointing directly to the component values to edit them.  
diff --git a/documentation/api/DefaultEcs-World-GetComponents-T-().md b/documentation/api/DefaultEcs-World-GetComponents-T-().md
new file mode 100644
index 00000000..198ee520
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-GetComponents-T-().md
@@ -0,0 +1,15 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.GetComponents&lt;T&gt;() Method
+Gets an [Components&lt;T&gt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;') to get a fast access to the component of type [T](#DefaultEcs-World-GetComponents-T-()-T 'DefaultEcs.World.GetComponents&lt;T&gt;().T') of this [World](./DefaultEcs-World.md 'DefaultEcs.World') instance [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity').  
+```C#
+public DefaultEcs.Components<T> GetComponents<T>();
+```
+#### Type parameters
+<a name='DefaultEcs-World-GetComponents-T-()-T'></a>
+`T`  
+The type of component.  
+  
+#### Returns
+[DefaultEcs.Components&lt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;')[T](#DefaultEcs-World-GetComponents-T-()-T 'DefaultEcs.World.GetComponents&lt;T&gt;().T')[&gt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;')  
+A [Components&lt;T&gt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;').  
diff --git a/documentation/api/DefaultEcs-World-GetEnumerator().md b/documentation/api/DefaultEcs-World-GetEnumerator().md
new file mode 100644
index 00000000..3f90d9c8
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-GetEnumerator().md
@@ -0,0 +1,10 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.GetEnumerator() Method
+Returns an enumerator that iterates through the [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') of the current [World](./DefaultEcs-World.md 'DefaultEcs.World') instance.  
+```C#
+public System.Collections.Generic.IEnumerator<DefaultEcs.Entity> GetEnumerator();
+```
+#### Returns
+[System.Collections.Generic.IEnumerator&lt;](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerator-1 'System.Collections.Generic.IEnumerator`1')[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')[&gt;](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerator-1 'System.Collections.Generic.IEnumerator`1')  
+An enumerator that can be used to iterate through the [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity').  
diff --git a/documentation/api/DefaultEcs-World-GetMaxCapacity-T-().md b/documentation/api/DefaultEcs-World-GetMaxCapacity-T-().md
new file mode 100644
index 00000000..6f6726f7
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-GetMaxCapacity-T-().md
@@ -0,0 +1,15 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.GetMaxCapacity&lt;T&gt;() Method
+Gets the maximum number of [T](#DefaultEcs-World-GetMaxCapacity-T-()-T 'DefaultEcs.World.GetMaxCapacity&lt;T&gt;().T') components this [World](./DefaultEcs-World.md 'DefaultEcs.World') can create.  
+```C#
+public int GetMaxCapacity<T>();
+```
+#### Type parameters
+<a name='DefaultEcs-World-GetMaxCapacity-T-()-T'></a>
+`T`  
+  
+  
+#### Returns
+[System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+The maximum number of [T](#DefaultEcs-World-GetMaxCapacity-T-()-T 'DefaultEcs.World.GetMaxCapacity&lt;T&gt;().T') components this [World](./DefaultEcs-World.md 'DefaultEcs.World') can create, or -1 if it is currently not handled.  
diff --git a/documentation/api/DefaultEcs-World-GetMaximumComponentCount-T-().md b/documentation/api/DefaultEcs-World-GetMaximumComponentCount-T-().md
index 2b419f31..7354427c 100644
--- a/documentation/api/DefaultEcs-World-GetMaximumComponentCount-T-().md
+++ b/documentation/api/DefaultEcs-World-GetMaximumComponentCount-T-().md
@@ -2,7 +2,6 @@
 ### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
 ## World.GetMaximumComponentCount&lt;T&gt;() Method
 Gets the maximum number of [T](#DefaultEcs-World-GetMaximumComponentCount-T-()-T 'DefaultEcs.World.GetMaximumComponentCount&lt;T&gt;().T') components this [World](./DefaultEcs-World.md 'DefaultEcs.World') can create.  
-Returns a negative value if there is no limit.  
 ```C#
 public int GetMaximumComponentCount<T>();
 ```
@@ -13,4 +12,4 @@ public int GetMaximumComponentCount<T>();
   
 #### Returns
 [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
-  
+The maximum number of [T](#DefaultEcs-World-GetMaximumComponentCount-T-()-T 'DefaultEcs.World.GetMaximumComponentCount&lt;T&gt;().T') components this [World](./DefaultEcs-World.md 'DefaultEcs.World') can create, or -1 if it is currently not handled.  
diff --git a/documentation/api/DefaultEcs-World-MaxCapacity.md b/documentation/api/DefaultEcs-World-MaxCapacity.md
new file mode 100644
index 00000000..72d11b63
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-MaxCapacity.md
@@ -0,0 +1,9 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.MaxCapacity Property
+Gets the maximum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') this [World](./DefaultEcs-World.md 'DefaultEcs.World') can handle.  
+```C#
+public int MaxCapacity { get; }
+```
+#### Returns
+[System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
diff --git a/documentation/api/DefaultEcs-World-MaxEntityCount.md b/documentation/api/DefaultEcs-World-MaxEntityCount.md
index 01f3799c..c68ae064 100644
--- a/documentation/api/DefaultEcs-World-MaxEntityCount.md
+++ b/documentation/api/DefaultEcs-World-MaxEntityCount.md
@@ -1,7 +1,7 @@
 #### [DefaultEcs](./index.md 'index')
 ### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
 ## World.MaxEntityCount Property
-Gets the maximum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') this [World](./DefaultEcs-World.md 'DefaultEcs.World') can create.  
+Gets the maximum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') this [World](./DefaultEcs-World.md 'DefaultEcs.World') can handle.  
 ```C#
 public int MaxEntityCount { get; }
 ```
diff --git a/documentation/api/DefaultEcs-World-SetMaxCapacity-T-(int).md b/documentation/api/DefaultEcs-World-SetMaxCapacity-T-(int).md
new file mode 100644
index 00000000..5dc8208f
--- /dev/null
+++ b/documentation/api/DefaultEcs-World-SetMaxCapacity-T-(int).md
@@ -0,0 +1,24 @@
+#### [DefaultEcs](./index.md 'index')
+### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
+## World.SetMaxCapacity&lt;T&gt;(int) Method
+Sets up the current [World](./DefaultEcs-World.md 'DefaultEcs.World') to handle component of type [T](#DefaultEcs-World-SetMaxCapacity-T-(int)-T 'DefaultEcs.World.SetMaxCapacity&lt;T&gt;(int).T') with a different maximum count than [MaxCapacity](./DefaultEcs-World-MaxCapacity.md 'DefaultEcs.World.MaxCapacity').  
+If the type of component is already handled by the current [World](./DefaultEcs-World.md 'DefaultEcs.World'), does nothing.  
+```C#
+public bool SetMaxCapacity<T>(int maxCapacity);
+```
+#### Type parameters
+<a name='DefaultEcs-World-SetMaxCapacity-T-(int)-T'></a>
+`T`  
+The type of component.  
+  
+#### Parameters
+<a name='DefaultEcs-World-SetMaxCapacity-T-(int)-maxCapacity'></a>
+`maxCapacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+The maximum number of component of type [T](#DefaultEcs-World-SetMaxCapacity-T-(int)-T 'DefaultEcs.World.SetMaxCapacity&lt;T&gt;(int).T') that can exist in this [World](./DefaultEcs-World.md 'DefaultEcs.World').  
+  
+#### Returns
+[System.Boolean](https://docs.microsoft.com/en-us/dotnet/api/System.Boolean 'System.Boolean')  
+Whether the maximum count has been setted or not.  
+#### Exceptions
+[System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
+[maxCapacity](#DefaultEcs-World-SetMaxCapacity-T-(int)-maxCapacity 'DefaultEcs.World.SetMaxCapacity&lt;T&gt;(int).maxCapacity') cannot be negative.  
diff --git a/documentation/api/DefaultEcs-World-SetMaximumComponentCount-T-(int).md b/documentation/api/DefaultEcs-World-SetMaximumComponentCount-T-(int).md
index b381ce1d..2a2bb3ef 100644
--- a/documentation/api/DefaultEcs-World-SetMaximumComponentCount-T-(int).md
+++ b/documentation/api/DefaultEcs-World-SetMaximumComponentCount-T-(int).md
@@ -1,10 +1,10 @@
 #### [DefaultEcs](./index.md 'index')
 ### [DefaultEcs](./DefaultEcs.md 'DefaultEcs').[World](./DefaultEcs-World.md 'DefaultEcs.World')
 ## World.SetMaximumComponentCount&lt;T&gt;(int) Method
-Sets up the current [World](./DefaultEcs-World.md 'DefaultEcs.World') to handle component of type [T](#DefaultEcs-World-SetMaximumComponentCount-T-(int)-T 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int).T') with a different maximum count than [MaxEntityCount](./DefaultEcs-World-MaxEntityCount.md 'DefaultEcs.World.MaxEntityCount').  
+Sets up the current [World](./DefaultEcs-World.md 'DefaultEcs.World') to handle component of type [T](#DefaultEcs-World-SetMaximumComponentCount-T-(int)-T 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int).T') with a different maximum count than [MaxCapacity](./DefaultEcs-World-MaxCapacity.md 'DefaultEcs.World.MaxCapacity').  
 If the type of component is already handled by the current [World](./DefaultEcs-World.md 'DefaultEcs.World'), does nothing.  
 ```C#
-public bool SetMaximumComponentCount<T>(int maxComponentCount);
+public bool SetMaximumComponentCount<T>(int maxCapacity);
 ```
 #### Type parameters
 <a name='DefaultEcs-World-SetMaximumComponentCount-T-(int)-T'></a>
@@ -12,8 +12,8 @@ public bool SetMaximumComponentCount<T>(int maxComponentCount);
 The type of component.  
   
 #### Parameters
-<a name='DefaultEcs-World-SetMaximumComponentCount-T-(int)-maxComponentCount'></a>
-`maxComponentCount` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+<a name='DefaultEcs-World-SetMaximumComponentCount-T-(int)-maxCapacity'></a>
+`maxCapacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
 The maximum number of component of type [T](#DefaultEcs-World-SetMaximumComponentCount-T-(int)-T 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int).T') that can exist in this [World](./DefaultEcs-World.md 'DefaultEcs.World').  
   
 #### Returns
@@ -21,4 +21,4 @@ The maximum number of component of type [T](#DefaultEcs-World-SetMaximumComponen
 Whether the maximum count has been setted or not.  
 #### Exceptions
 [System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
-[maxComponentCount](#DefaultEcs-World-SetMaximumComponentCount-T-(int)-maxComponentCount 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int).maxComponentCount') cannot be negative.  
+[maxCapacity](#DefaultEcs-World-SetMaximumComponentCount-T-(int)-maxCapacity 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int).maxCapacity') cannot be negative.  
diff --git a/documentation/api/DefaultEcs-World-World(int).md b/documentation/api/DefaultEcs-World-World(int).md
index 9c6656c9..32251653 100644
--- a/documentation/api/DefaultEcs-World-World(int).md
+++ b/documentation/api/DefaultEcs-World-World(int).md
@@ -3,13 +3,13 @@
 ## World(int) Constructor
 Initializes a new instance of the [World](./DefaultEcs-World.md 'DefaultEcs.World') class.  
 ```C#
-public World(int maxEntityCount);
+public World(int maxCapacity);
 ```
 #### Parameters
-<a name='DefaultEcs-World-World(int)-maxEntityCount'></a>
-`maxEntityCount` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
+<a name='DefaultEcs-World-World(int)-maxCapacity'></a>
+`maxCapacity` [System.Int32](https://docs.microsoft.com/en-us/dotnet/api/System.Int32 'System.Int32')  
 The maximum number of [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') that can exist in this [World](./DefaultEcs-World.md 'DefaultEcs.World').  
   
 #### Exceptions
 [System.ArgumentException](https://docs.microsoft.com/en-us/dotnet/api/System.ArgumentException 'System.ArgumentException')  
-[maxEntityCount](#DefaultEcs-World-World(int)-maxEntityCount 'DefaultEcs.World.World(int).maxEntityCount') cannot be negative.  
+[maxCapacity](#DefaultEcs-World-World(int)-maxCapacity 'DefaultEcs.World.World(int).maxCapacity') cannot be negative.  
diff --git a/documentation/api/DefaultEcs-World.md b/documentation/api/DefaultEcs-World.md
index 7129a4c6..a6fa9c81 100644
--- a/documentation/api/DefaultEcs-World.md
+++ b/documentation/api/DefaultEcs-World.md
@@ -4,27 +4,35 @@
 Represents a item used to create and manage [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity') objects.  
 ```C#
 public sealed class World :
+IEnumerable<Entity>,
+IEnumerable,
 IPublisher,
 IDisposable
 ```
 Inheritance [System.Object](https://docs.microsoft.com/en-us/dotnet/api/System.Object 'System.Object') &gt; [World](./DefaultEcs-World.md 'DefaultEcs.World')  
 
-Implements [IPublisher](./DefaultEcs-IPublisher.md 'DefaultEcs.IPublisher'), [System.IDisposable](https://docs.microsoft.com/en-us/dotnet/api/System.IDisposable 'System.IDisposable')  
+Implements [System.Collections.Generic.IEnumerable&lt;](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerable-1 'System.Collections.Generic.IEnumerable`1')[Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')[&gt;](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.Generic.IEnumerable-1 'System.Collections.Generic.IEnumerable`1'), [System.Collections.IEnumerable](https://docs.microsoft.com/en-us/dotnet/api/System.Collections.IEnumerable 'System.Collections.IEnumerable'), [IPublisher](./DefaultEcs-IPublisher.md 'DefaultEcs.IPublisher'), [System.IDisposable](https://docs.microsoft.com/en-us/dotnet/api/System.IDisposable 'System.IDisposable')  
 ### Constructors
 - [World()](./DefaultEcs-World-World().md 'DefaultEcs.World.World()')
 - [World(int)](./DefaultEcs-World-World(int).md 'DefaultEcs.World.World(int)')
 ### Properties
+- [MaxCapacity](./DefaultEcs-World-MaxCapacity.md 'DefaultEcs.World.MaxCapacity')
 - [MaxEntityCount](./DefaultEcs-World-MaxEntityCount.md 'DefaultEcs.World.MaxEntityCount')
 ### Methods
 - [CreateEntity()](./DefaultEcs-World-CreateEntity().md 'DefaultEcs.World.CreateEntity()')
 - [Dispose()](./DefaultEcs-World-Dispose().md 'DefaultEcs.World.Dispose()')
+- [Get&lt;T&gt;()](./DefaultEcs-World-Get-T-().md 'DefaultEcs.World.Get&lt;T&gt;()')
 - [GetAllComponents&lt;T&gt;()](./DefaultEcs-World-GetAllComponents-T-().md 'DefaultEcs.World.GetAllComponents&lt;T&gt;()')
 - [GetAllEntities()](./DefaultEcs-World-GetAllEntities().md 'DefaultEcs.World.GetAllEntities()')
+- [GetComponents&lt;T&gt;()](./DefaultEcs-World-GetComponents-T-().md 'DefaultEcs.World.GetComponents&lt;T&gt;()')
 - [GetDisabledEntities()](./DefaultEcs-World-GetDisabledEntities().md 'DefaultEcs.World.GetDisabledEntities()')
 - [GetEntities()](./DefaultEcs-World-GetEntities().md 'DefaultEcs.World.GetEntities()')
+- [GetEnumerator()](./DefaultEcs-World-GetEnumerator().md 'DefaultEcs.World.GetEnumerator()')
+- [GetMaxCapacity&lt;T&gt;()](./DefaultEcs-World-GetMaxCapacity-T-().md 'DefaultEcs.World.GetMaxCapacity&lt;T&gt;()')
 - [GetMaximumComponentCount&lt;T&gt;()](./DefaultEcs-World-GetMaximumComponentCount-T-().md 'DefaultEcs.World.GetMaximumComponentCount&lt;T&gt;()')
 - [Publish&lt;T&gt;(T)](./DefaultEcs-World-Publish-T-(T).md 'DefaultEcs.World.Publish&lt;T&gt;(T)')
 - [ReadAllComponentTypes(DefaultEcs.Serialization.IComponentTypeReader)](./DefaultEcs-World-ReadAllComponentTypes(DefaultEcs-Serialization-IComponentTypeReader).md 'DefaultEcs.World.ReadAllComponentTypes(DefaultEcs.Serialization.IComponentTypeReader)')
+- [SetMaxCapacity&lt;T&gt;(int)](./DefaultEcs-World-SetMaxCapacity-T-(int).md 'DefaultEcs.World.SetMaxCapacity&lt;T&gt;(int)')
 - [SetMaximumComponentCount&lt;T&gt;(int)](./DefaultEcs-World-SetMaximumComponentCount-T-(int).md 'DefaultEcs.World.SetMaximumComponentCount&lt;T&gt;(int)')
 - [Subscribe&lt;T&gt;(DefaultEcs.ActionIn&lt;T&gt;)](./DefaultEcs-World-Subscribe-T-(DefaultEcs-ActionIn-T-).md 'DefaultEcs.World.Subscribe&lt;T&gt;(DefaultEcs.ActionIn&lt;T&gt;)')
 - [ToString()](./DefaultEcs-World-ToString().md 'DefaultEcs.World.ToString()')
diff --git a/documentation/api/DefaultEcs.md b/documentation/api/DefaultEcs.md
index 3922a805..3b9f25d5 100644
--- a/documentation/api/DefaultEcs.md
+++ b/documentation/api/DefaultEcs.md
@@ -10,6 +10,7 @@ The [DefaultEcs](./DefaultEcs.md 'DefaultEcs') namespace contains types to put i
 - [SubscribeAttribute](./DefaultEcs-SubscribeAttribute.md 'DefaultEcs.SubscribeAttribute')
 - [World](./DefaultEcs-World.md 'DefaultEcs.World')
 ### Structs
+- [Components&lt;T&gt;](./DefaultEcs-Components-T-.md 'DefaultEcs.Components&lt;T&gt;')
 - [Entity](./DefaultEcs-Entity.md 'DefaultEcs.Entity')
 ### Interfaces
 - [IPublisher](./DefaultEcs-IPublisher.md 'DefaultEcs.IPublisher')