Now WordPress developers can automatically refresh their browser after changing any files in WordPress theme or plugins directory. WP Live.php is a free WordPress plugins created for making WP theme and plugin developers’ life easier.
Simply install and activate WP Live.php plugin and that’s all.This plugin adds a small javascript file in WordPress which monitors directories by calling wp-live.php every second and when any file is changed (i.e. has a newer filemtime), the browser gets refreshed.