Wp3i by elliot condon is a WordPress plugin to manage invoices for freelance web designers / developers.
This plugin uses the new custom post type to reduce code, run smoothly and look cleaner. Use the simple and efficient WordPress admin interface to create your invoice or quote, then view it on a custom template which you can edit with ease.
Create and track your invoices and quotes
Create a custom php template for both invoices and quotes
invoice templates use native WordPress code to make life easy
See live statistics of your income
Well designed interface
Plugin homepage: www.elliotcondon.com/wordpress/wordpress-3-invoice-plugin/