diff --git a/Modules/MPAKX/src/MPAK.Many.swift b/Modules/MPAKX/src/MPAK.Many.swift
new file mode 100644
index 0000000..a2a8c4e
--- /dev/null
+++ b/Modules/MPAKX/src/MPAK.Many.swift
@@ -0,0 +1,8 @@
+extension MPAK {
+  public struct Many<T> {
+    public var keys = Set<String>()
+    public var dict = [String: T]()
+
+    public init() { }
+  }
+}