diff --git a/Core/NetArgumentParser/src/Options/IOptionGroup.cs b/Core/NetArgumentParser/src/Options/IOptionGroup.cs
new file mode 100644
index 0000000..88f1c79
--- /dev/null
+++ b/Core/NetArgumentParser/src/Options/IOptionGroup.cs
@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+namespace NetArgumentParser.Options;
+
+public interface IOptionGroup<T>
+    where T : IOption
+{
+    string Header { get; set; }
+    string Description { get; set; }
+    IReadOnlyList<T> Options { get; }
+
+    void AddOptions(params T[] options);
+    bool RemoveOption(T item);
+}
diff --git a/Core/NetArgumentParser/src/Options/MutuallyExclusiveOptionGroup.cs b/Core/NetArgumentParser/src/Options/MutuallyExclusiveOptionGroup.cs
index c472446..904aec1 100644
--- a/Core/NetArgumentParser/src/Options/MutuallyExclusiveOptionGroup.cs
+++ b/Core/NetArgumentParser/src/Options/MutuallyExclusiveOptionGroup.cs
@@ -3,13 +3,21 @@
 
 namespace NetArgumentParser.Options;
 
-public sealed class MutuallyExclusiveOptionGroup<T>
+public sealed class MutuallyExclusiveOptionGroup<T> : IOptionGroup<T>
     where T : IOption
 {
     private readonly List<T> _options;
+    private string _header;
+    private string _description;
 
-    internal MutuallyExclusiveOptionGroup(IEnumerable<T>? options = null)
+    internal MutuallyExclusiveOptionGroup(
+        string header,
+        string description,
+        IEnumerable<T>? options = null)
     {
+        _header = header;
+        _description = description;
+
         _options = options is not null
             ? [.. options]
             : [];
@@ -17,15 +25,27 @@ internal MutuallyExclusiveOptionGroup(IEnumerable<T>? options = null)
 
     public IReadOnlyList<T> Options => _options;
 
+    public string Header
+    {
+        get => _header;
+        set => _header = value ?? string.Empty;
+    }
+
+    public string Description
+    {
+        get => _description;
+        set => _description = value ?? string.Empty;
+    }
+
     public void AddOptions(params T[] options)
     {
         ExtendedArgumentNullException.ThrowIfNull(options, nameof(options));
         Array.ForEach(options, _options.Add);
     }
 
-    public bool RemoveOption(T option)
+    public bool RemoveOption(T item)
     {
-        ExtendedArgumentNullException.ThrowIfNull(option, nameof(option));
-        return _options.Remove(option);
+        ExtendedArgumentNullException.ThrowIfNull(item, nameof(item));
+        return _options.Remove(item);
     }
 }
diff --git a/Core/NetArgumentParser/src/Options/OptionGroup.cs b/Core/NetArgumentParser/src/Options/OptionGroup.cs
index 23fd4ad..8f65256 100644
--- a/Core/NetArgumentParser/src/Options/OptionGroup.cs
+++ b/Core/NetArgumentParser/src/Options/OptionGroup.cs
@@ -4,7 +4,7 @@
 
 namespace NetArgumentParser.Options;
 
-public sealed class OptionGroup<T>
+public sealed class OptionGroup<T> : IOptionGroup<T>
     where T : IOption
 {
     private readonly List<T> _options;
@@ -50,11 +50,11 @@ public void AddOptions(params T[] options)
         Array.ForEach(options, _options.Add);
     }
 
-    public bool RemoveOption(T option)
+    public bool RemoveOption(T item)
     {
-        ExtendedArgumentNullException.ThrowIfNull(option, nameof(option));
+        ExtendedArgumentNullException.ThrowIfNull(item, nameof(item));
 
-        return OptionSet.RemoveOption(option)
-            && _options.Remove(option);
+        return OptionSet.RemoveOption(item)
+            && _options.Remove(item);
     }
 }