Active Merchant is a simple payment abstraction library used in and sponsored by Shopify. It is written by Tobias Luetke, Cody Fauser, and contributors. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.

Toto, expanded

Gives minimally intrusive access to Global Collect's payment processing API. Currently implements a very small segment of the full API but is built with extensibility in mind.

Convert GnuCash files to a format supported by the ledger command line application

A Ruby wrapper for the Acoustic API

Framework and tools for dealing with credit card transactions.

Active Merchant is a simple payment abstraction library used in and sponsored by Shopify. It is written by Tobias Luetke, Cody Fauser, and contributors. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways. This version customized version has support to braspag a brazillian payment gateway

GPX file utilities. Import track file, import/export waypoints file.

Use Builder in Grape

A Ruby gem for using the rapleaf.com API

Rapleaf's goal is to make the internet safe and transparent, by allowing you to evaluate your web footprint across a variety of user-generated sites. See http://www.rapleaf.com for more information.

Wrap the Google Search Appliance Feeds API

Hamlet is a template language whose goal is reduce HTML syntax to the essential parts.

A utility for converting the Harmonized Tariff Schedule from hts.usitc.gov to JSON, SQL, and XML.

Gem to process data from data.stortinget.no

A library for generating and consuming various healthcare related formats. These include HITSP C32, QRDA Category I, and QRDA Category III.

SOAP Wrapper for Heartland Portico payment gateway

Convert help formats for easy reuse.

Hiccup mixes a-la-cart recurrence features into your data structure. It doesn't dictate the data structure, just the interface.

Hobelar talks to reconnoiter's noit rest interface