# Core Concepts

This repository contains reference documentation on the core concepts of the Cosmos SDK.

  1. BaseApp
  2. Transaction
  3. Context
  4. CheckTx and DeliverTx middlewares
  5. Node Client
  6. Store
  7. Encoding
  8. gRPC, REST and Tendermint Endpoints
  9. Command-Line Interface
  10. Events
  11. Telemetry
  12. Object-Capabilities
  13. Simulation
  14. Protobuf documentation
  15. In-Place Store Migrations

After reading about the core concepts, check the IBC documentation to learn more about the IBC core concepts and how to integrate IBC in your application.