tito: An open source packaging/release tool for rpm based projects using git.
NetWorth: An Android app for financial tracking/planning.
Hotlaps: An Android app for racing sim geeks who like to log hotlaps.
OpenShift: Red Hat’s PAAS built on Kubernetes and Docker.
Candlepin: The entitlement server and RHEL client (subscription-manager) that powers Red Hat’s subscription system in customer portal and Satellite 6.
Spacewalk: Free and open systems management. (this one was awhile ago)