Open Core
Noun · Open Source
Definitions
A business model where the core product is open source but advanced features, hosted services, or enterprise capabilities are proprietary and monetized separately. It is a common commercial strategy and a recurring source of debate in open source communities.
In plain English: A business model where basic software is open source but premium features are closed and paid.
Example: "The company called it open source, but the revenue engine was clearly an open core model with the real admin features behind a paywall."