diff --git a/lib/crutches/enum.ex b/lib/crutches/enum.ex
index 8335d1e..ba5e2c6 100644
--- a/lib/crutches/enum.ex
+++ b/lib/crutches/enum.ex
@@ -1,4 +1,11 @@
 defmodule Crutches.Enum do
+  @moduledoc ~s"""
+  Convenience functions for enums.
+
+  This module provides several convenience functions operating on enums.
+  Simply call any function (with any options if applicable) to make use of it.
+  """
+
   @doc ~S"""
   Returns a copy of the `collection` without the specified `elements`.
 
diff --git a/lib/crutches/integer.ex b/lib/crutches/integer.ex
index 393bd85..945745a 100644
--- a/lib/crutches/integer.ex
+++ b/lib/crutches/integer.ex
@@ -1,4 +1,11 @@
 defmodule Crutches.Integer do
+  @moduledoc ~s"""
+  Convenience functions for integers.
+
+  This module provides several convenience functions operating on integers.
+  Simply call any function (with any options if applicable) to make use of it.
+  """
+
   @doc ~S"""
   Return _just_ the ordinal of a number ("st", "nd", "rd", "th")
 
diff --git a/lib/crutches/list.ex b/lib/crutches/list.ex
index 2827302..a4facde 100644
--- a/lib/crutches/list.ex
+++ b/lib/crutches/list.ex
@@ -1,4 +1,11 @@
 defmodule Crutches.List do
+  @moduledoc ~s"""
+  Convenience functions for lists.
+
+  This module provides several convenience functions operating on lists.
+  Simply call any function (with any options if applicable) to make use of it.
+  """
+
   @doc ~S"""
   Returns the tail of the `collection` from `position`.
 
diff --git a/lib/crutches/map.ex b/lib/crutches/map.ex
index 7686a43..cc9e79b 100644
--- a/lib/crutches/map.ex
+++ b/lib/crutches/map.ex
@@ -1,4 +1,11 @@
 defmodule Crutches.Map do
+  @moduledoc ~s"""
+  Convenience functions for maps.
+
+  This module provides several convenience functions operating on maps.
+  Simply call any function (with any options if applicable) to make use of it.
+  """
+
   @doc """
   Travel through a map by specifying a path, JSON-style.
   First parameter is the map, second parameter is the path (either as a list or a string).
diff --git a/lib/crutches/string.ex b/lib/crutches/string.ex
index 2b0479a..a1add52 100644
--- a/lib/crutches/string.ex
+++ b/lib/crutches/string.ex
@@ -8,6 +8,13 @@ defmodule Crutches.String do
     strip: 1
   ]
 
+  @moduledoc ~s"""
+  Convenience functions for strings.
+
+  This module provides several convenience functions operating on strings.
+  Simply call any function (with any options if applicable) to make use of it.
+  """
+
   @doc ~S"""
   Converts a `string` to `snake_case`.