Core concepts


ArcGIS Experience Builder can be extended through building custom widgets, creating custom themes, and message/actions. All of this is possible by using Experience Builder's extensibility framework called jimu, which is built on the following components:

  • ArcGIS Maps SDK for JavaScript 4.x
  • React + Redux framework
  • Bootstrap 4 for user interface
  • HTML5

TypeScript is required to develop widgets, themes, etc. in Experience Builder. It provides many advantages such as:

  • Instant type error detection
  • Better IDE Experience
  • Self-documenting code
  • More readable and easier to understand

An Experience Builder application is composed of many parts, these concepts will help you understand the application structure.

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