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Are you encountering problems which require dissemination of small-mid size datasets? Do you need to distribute this data across multiple regions on different clouds or on premises? Probably you are sending this data to a NoSQL data store and querying it in runtime or distributing JSON/XML files across all your servers to accomplish this. Netflix Hollow is a java library and toolset for disseminating in-memory datasets from a single producer to many consumers for high performance read-only access. In this talk I will show how Hollow can help you to distribute datasets on different environments using blob storages for KB, MB or few GB of data, optimizing the performance of your applications and achieving extreme stability and reliability by showcasing different aspects of Hollow and potential use cases for it in your projects including examples with APIs written in ratpack