Keyword Assistant is a plugin for iPhoto to make keyword management easier. The main feature, pictured at right, is an auto-completing text field for assigning keywords. This is much faster than using the built-in keyword panel.
Keyword Assistant is little plugin that improves iPhoto's keyword handling for iPhoto versions prior to iLife '08. it lets you enter keywords in an auto-completing text field, like the 'To:' field in your email client.