Monetra is a scalable payment processing engine for Linux, Unix, and Windows. It is designed to handle credit, debit, gift, EBT, and check authorizations and is certified to support major clearing house protocols. Features include support for multiple modems, multiple merchant accounts, and multiple processors, all simultaneously -- as well as IP and SSL connectivity along side SQL database support. Designed in C, conforming to POSIX standards, and utilizing light weight processes (threads), this product is able to handle a large number of transactions with high speed and minimal CPU usage.
Merchant-Store is an easy-to-use Perl-based shopping cart script with an integrated product manager, backend order manager, and real-time credit card processing capabilities. There are three versions available. The first is for Signio-compatible credit card processing. The second is for AuthorizeNet-compatible credit card processing. The third is an AuthorizeNet modification for Selena Sol's web_store.
Mioga is a groupware application suitable for intranet use. All the functionality of Mioga can be reached through any HTML browser. The interface is designed with XML/XSL technology which allow the look and feel and the ergonomics of Mioga to be fully and easily customizable. It is written in Perl and uses a PostgreSQL database. It uses DAV for file management, providing you with a complete DAV workspace with Mioga user access controls (ACLs). Mioga includes the followig applications: file manager, organizer, todo tasks, shared folders (with version control), forms, intranet search, and administration tool.
mptc is a Perl script to help you work out whether you're on the cheapest mobile phone network/tariff for your phoning habits. You feed it an itemised phone bill and tariff pricing information, and it will tell you how much that bill would have cost on different tariffs. So far it only supports UK network pricing systems, but could easily be extended and applied in other countries.