The Perfect Audience Node.js SDK by Ilya Volodarsky interacts with the API to integrate retargeting features, that aim to be useful to help users to return to previous websites and increase sales. Example demonstrates how to create a perfect audience instance and query a campaign report.
UserClues is a platform that enables its customers to monitor and measure user activity on their sites. This tool is aimed at platform providers, web app developers, mobile providers and product developers who can benefit from understanding their users' behaviour in order to develop relevant and more effective products. The UserClues API provides access to all collected and processed data, allowing developers to use this to build their own applications or reporting solutions.