diff --git a/README.md b/README.md
index 2dd0db1d3f..d7018c340a 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ A curated list of awesome Python frameworks, libraries and software. Inspired by
     - [Date and Time](#date-and-time)
     - [Text Processing](#text-processing)
     - [Specific Formats Processing](#specific-formats-processing)
+    - [Data Manipulation](#data-manipulation)
     - [Natural Language Processing](#natural-language-processing)
     - [Documentation](#documentation)
     - [Configuration](#configuration)
@@ -231,6 +232,11 @@ A curated list of awesome Python frameworks, libraries and software. Inspired by
 * Archive
     * [unp](https://github.com/mitsuhiko/unp) - A command line tool that can unpack archives easily.
 
+##Data Manipulation
+*Libraries for Data Manipulation.*
+
+* [Butler](https://github.com/atmb4u/butler) - Manipulate(get/set) JSON, lists, dictionaries easily without exception salad.
+
 ## Natural Language Processing
 
 *Libraries for working with human languages.*