Web+Shop is a user-friendly e-commerce shopping cart application for the Web. With Web+Shop, merchants and ISPs can quickly create Internet malls and shopping carts. Once built, the shops can be used to sell products, manage inventory, fill orders, manage customers/shipping/tax, and execute transactions online. Store owners can now utilize real-time shipping via FedEx, UPS, and USPS. Customers can browse products, add/remove products from the shopping cart, check out, select a payment method, view invoices, confirm the order, and check the order status. Web+Shop supports full integration with Authorize.Net, Cardservice International, CyberCash, and ICVerify which will allow merchants to securely conduct real-time online payment processing.
Zephyr Basecamp is a functioning GTK frontend and PostgreSQL backend enterprise project that gives small and midsize businesses the same level of inventory, order entry, sales tracking, and accounting functionality as would be expected from commercial applications. It has interfaces for both X11/GNOME/Linux and Windows.
YourPay is a PHP class that can be used to submit WorldPay transactions through a WorldPay account without the very impersonal payment pages provided by the said company. This class will submit the user's credit card details in real-time and return either "Authorise" or "Decline" according to the response.
The Java Fiscal Device API is a medium-level API to communicate with fiscal devices such as fiscal printers. It handles the communication protocol, the formatting and parsing of the protocol packets, and provides event-based notification for certain events such as out-of-paper events. It was made for Hasar printers (in use in Argentina and other countries) but also works fine with Epson printers.