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Open Source Online Invoice System - siwapp

siwapp is an open source web application meant to help manage & create invoices in a simple, straightforward way. It is an open source web-based invoicing software, built with PHP (Symfony), that enables anyone to create & manage invoices with ease. The application has a slick interface & provides a simple usage to create professional looking invoices.

Open Source Invoicing System

Some features of siwapp invoicing system:
  • Manage invoices with different serial numbers (as rectification invoices).
  • Obtain printable PDF versions of the invoices, with a professional look & feel.
  • Automatically generate invoices on a periodic basis.
  • Save drafts of your invoices and continue editing them later.
  • and many more
siwapp uses MySQL to store data & if you need periodical invoices to be e-mailed automatically, a scheduling system (like cron) must be used. It can also work as an invoicing module (be integrated to other business management applications) with the API support.

Requirements: PHP 5.2+, MySQL


Backend Demo

Username: test
Password: test
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