Swagbucks - Swagbucks is a loyalty program that offers individuals rewards for engaging in various activities. Users can earn reward points for performing Internet searches, purchasing items from affiliated vendors, or completing polls.

Charity Engine - Charity Engine takes enormous, expensive computing jobs and chops them into 1000s of small pieces...

Zinrelo - Zinrelo is an enterprise-grade loyalty rewards platform designed for the needs of mid to large businesses, offering a comprehensive solution to boost customer engagement, repeat sales, and revenue that maximizes customer loyalty.

BOINC - BOINC is an open-source software platform for computing using volunteered resources

TIBCO Reward - Reward is a real-time loyalty management Platform.

Apache Mesos - Apache Mesos abstracts resources away from machines, enabling fault-tolerant and elastic distributed systems to easily be built and run effectively.