What's new in Angular?

Below are the most impactful changes in Angular major versions.

For a complete list of changes, refer to the changelog and Angular blog.

v22

• Signal forms are now stable.
• Resource signals are now stable.
• Angular Aria is now stable.
• @Service decorator is introduced as stable.
• Change detection strategy Default is renamed to Eager.
• Default change detection strategy is now OnPush.
• Jest and Web Test Runner supports are removed.

v21

• Vitest support is now stable and becomes the default test runner for new applications, replacing Karma.
• Zoneless change detection is now the default for new applications.
• Angular Aria is introduced in developer preview.
• Signal forms are introduced as experimental.

v20

• Zoneless change detection is now stable.
• effect, linkedSignal, toSignal and toObservable are now stable.
• Route-level render mode is now stable.
• Incremental hydration is now stable.
• Angular MCP server is introduced.
• Vitest support is introduced as experimental.
• File name suffixes for components, services and directives are removed for new applications.

v19

• resource, httpResource and rxResource are introduced as experimental.
• linkedSignal is introduced as experimental.
• input, output and model are now stable.
• viewChild and viewChildren signal queries are now stable.
• @let is now stable.
• Event replay is now stable and enabled by default.
• Standalone components is now the default.

v18

• @if, @for and @switch control flow are now stable.
• @defer deferrable views are now stable.
• @let is introduced as developer preview.
• Zoneless change detection is introduced as experimental.
• Event replay is introduced as developer preview.

v17

• signal and computed signals are now stable.
• @if, @for and @switch control flow are introduced as developer preview.
• input, output and model are introduced as developer preview.
• viewChild and viewChildren signal queries are introduced as developer preview.
• @defer deferrable views are introduced as developer preview.
• Vite application builder is now stable and enabled by default for new applications.
• Hydration is now stable and enabled by default for new applications using SSR.

v16

• Signals are introduced as developer preview.
• toSignal and toObservable are introduced as developer preview.
• Vite application builder is introduced as developer preview.
• Hydration is introduced as developer preview.

v15

• Standalone components are now stable.
• Functional guards, resolvers and interceptors are now stable.

v14

• Typed reactive forms are introduced as stable.
• inject function is introduced as stable.
• Standalone components are introduced as experimental.

For older versions, refer to the changelog.