diff --git a/README.md b/README.md
index 0a6f809..71a18ca 100644
--- a/README.md
+++ b/README.md
@@ -663,6 +663,7 @@ Libraries to help manage database schemas and migrations.
 *Libraries for working with JSON.*
 
 * [JSON Lint](https://github.com/Seldaek/jsonlint) - A JSON lint utility.
+* [JSONMapper](https://github.com/JsonMapper/JsonMapper) - A library for mapping JSON to PHP objects.
 
 ### Strings
 *Libraries for parsing and manipulating strings.*