ConceptsCore concepts and patterns for ErebusCopy MarkdownOpenConcepts Welcome to the Erebus concepts hub. Explore the foundational ideas and patterns that power Erebus. Pub/Sub Pub/Sub Channels Quality of Service Topics and Patterns Namespaces and Regions Quickstart Decision GuideChoose the right approach for your real-time application with ErebusPub/Sub ChannelsWhat are Pub/Sub Channels?