Ooth - Open Source Modular User Accounts Library for Node.js built on top of Passport.js

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

Keycloak - Open Source Identity and Access Management for modern Applications and Services.

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.

Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.

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.