RxJS (Reactive Extensions for JavaScript)

Version: 8.x (2025) Tags: Reactive Programming, Observables, Async

References: Docs — operators, API • Angular RxJS • GitHub

API Changes

This section documents recent version-specific API changes.

• NEW: RxJS 8 — Modern TypeScript types, smaller bundles, better tree-shaking source

• NEW: Improved interop helpers — Simpler conversion to/from Signals with toSignal and toObservable

• NEW: RxJS 8 ergonomics — Compact operator signatures and safer defaults

• DEPRECATED: Legacy import style — Use RxJS 7+ pipeable operators instead of patch imports