Datadog's product is a bit too close to Apache Druid to have named their design system so similarly. From https://druid.apache.org/ https://druid.apache.org/ :

Datadog's product is a bit too close to Apache Druid to have named their design system so similarly. From https://druid.apache.org/ https://druid.apache.org/ : > Druid unlocks new types of queries and workflows for clickstream, APM, supply chain, network telemetry, digital marketing, risk/fraud, and many other types of data. Druid is purpose built for rapid, ad-hoc queries on both real-time and historical data.