Angular Pipes

Version: Angular 21 (2025) Tags: Pipes, Transform, Format, Async

References: Pipes Guide • API

API Changes

This section documents recent version-specific API changes.

• NEW: Standalone pipes — All pipes can be standalone

• NEW: Signal-based pipes — Pipes can use signals

• NEW: inject() in pipes — Use functional DI in pipes

• DEPRECATED: Impure pipes — Avoid for performance; use pure pipes