Lightning Components: Introducing Lightning Web Components

Lightning Web Components is a new programming model built on the Web Components standard. Lightning web components bring modern JavaScript and web standards to the Lightning Component framework, improve developer productivity, and boost performance. Also, Locker Service is renamed Lightning Locker.

For more information, refer to the Lightning Aura Components Developer Guide.

Note

Note

Looking for new and changed Lightning web components, Aura components, and Aura component interfaces? We received feedback that new features described in the Development section were hard to browse. In this release, we’ve consolidated the lists of new and changed items at the end of the Development section. We’re still covering all the changes that you want to know about. Let us know what you think. Use the feedback form on release note topics or tweet us at @salesforcedocs.