The CodePlex connector allows you to access the CodePlex API through the WSO2 ESB. CodePlex is an open source project hosting website provided by Microsoft. It provides a REST interface where sending and receiving of data is carried out with JSON.
To get started, go to Configuring CodePlex Operations to get to know the operations. Once you have completed your configurations, you can perform various operations with the connector.
For general information on using connectors and their operations in your ESB configurations, refer Using a Connector. To download the source code of the connector, go to https://store.wso2.com/store/assets/esbconnector/codeplex, and click Download Connector. Then you can add and enable the connector in your ESB instance.