Flux
Open and extensible continuous delivery solution for Kubernetes
...In version 2, Flux supports multi-tenancy and support for syncing an arbitrary number of Git repositories, among other long-requested features. Flux v2 is constructed with the GitOps Toolkit, a set of composable APIs and specialized tools for building Continuous Delivery on top of Kubernetes. Flux is a Cloud Native Computing Foundation (CNCF) project, used in production by various organisations and cloud providers.