MyClientBase - Open Source Web Invoice Management

MyClientBase is Free and Open Source Software
MyClientBase is a simple, intuitive, free and open source web based invoice management system developed with freelancers in mind.
On MyClientBase web invoice management, you can create invoices, view payments, invoice reports and effective client invoice data management. The Dashboard will be displayed upon first logging in to MyClientBase. The Dashboard contains a recent list of open and closed invoices, and may contain other dashboard widgets from custom modules.
This web invoice management application is built from with PHP CodeIgniter framework with MySQL database supported.

Requirements : PHP, MySQL, Apache
Download : http://www.myclientbase.com/myclientbase/download
Documentation : http://www.myclientbase.com/myclientbase/documentation
Lisence : GNU GENERAL PUBLIC LICENSE.