diff --git a/user/plugins/case-insensitive/plugin.php b/user/plugins/case-insensitive/plugin.php
new file mode 100644
index 0000000..97f4d75
--- /dev/null
+++ b/user/plugins/case-insensitive/plugin.php
@@ -0,0 +1,31 @@
+<?php
+/*
+Plugin Name: Case Insensitive
+Plugin URI: https://github.com/seandrickson/YOURLS-Case-Insensitive
+Description: Makes all keywords case-insensitive (creates all keywords and calls lowercase.) Just a copy of Ozh's version, but made to work with <a href="https://github.com/seandrickson/YOURLS-QRCode-Plugin">Sean's QR Code plugin</a>
+Version: 1.0
+Author: Sean Hendrickson
+Author URI: https://github.com/seandrickson
+*/
+
+// No direct call
+if( !defined( 'YOURLS_ABSPATH' ) ) die();
+
+
+// Redirection: http://sho.rt/ABC first converted to http://sho.rt/abc
+yourls_add_filter( 'get_request', 'sean_convert_to_lowercase' );
+function sean_convert_to_lowercase( $keyword ) {
+	return (YOURLS_URL_CONVERT==36) ? $keyword=strtolower($keyword) : $keyword;
+}
+
+
+// Short URL creation: custom keyword 'ABC' converted to 'abc'
+yourls_add_action( 'add_new_link_custom_keyword', 'sean_case_insensitive_add_filter' );
+function sean_case_insensitive_add_filter() {
+	yourls_add_filter( 'get_shorturl_charset', 'sean_allow_capitals' );
+	yourls_add_filter( 'custom_keyword', 'sean_convert_to_lowercase' );
+}
+
+function sean_allow_capitals( $charset ) {
+	return (YOURLS_URL_CONVERT==36) ? $charset=$charset.strtoupper($charset) : $charset;
+}