CORS (Cross Origin Resource Sharing) is a mechanism supported by W3C to enable cross origin requests in web-browsers. CORS requires support from both browser and server to work. This is a Java servlet filter implementation of server-side CORS for web containers such as Apache Tomcat.
Tokeninput is a jQuery plugin which allows your users to select multiple items from a predefined list, using autocompletion as they type to find each item. You may have seen a similar type of text entry when filling in the recipients field sending messages on facebook.
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.