Java : Applets : E-Commerce :

Echo_java_class Transaction Processor

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Description: Drives all types of real-time credit card and check transactions using ECHO merchant processing’s free secure payment gateway and open-source real-time software. Supports system check, address verification, authorization and deposit, deposit, credit, electronic check debit, and more. Ideal for all commerce applications. Perfect for ISP/IPPs to use for billing their clients, since this supports electronic checks as well. Version: 1.0   Platform(s): All   Price: Free   Visits: 3324  (~ 1/day)   Rating:   (2.84 after 47 votes)

Java : JSP and Servlets : E-Commerce :

OpenECHO

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Description: Supports system check, address verification, authorization and deposit, deposit, credit, electronic check debit, and more. Ideal for all commerce applications. Version: 1.0   Platform(s): All   Price: Free   Visits: 3091  Rating:   (2.79 after 51 votes)

PHP : Scripts and Programs : Commerce and Finance :

Echo Real-time Transaction Processing

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Description: Drives all types of real-time credit card and check transactions using a merchant processing secure payment gateway and open-source real-time software. Supports system check, address verification, authorization, deposit, and more. Version: 1.0   Platform(s): All   Price: GPL   Visits: 3092  Rating:   (3.30 after 17 votes)