Angular

Angular is a comprehensive frontend platform developed and maintained by Google, designed for building scalable, maintainable web applications — particularly in enterprise contexts where consistency, testability, and long-term support matter.

Unlike React (a library) or Vue (a progressive framework), Angular is fully opinionated: it ships with solutions for routing (@angular/router), reactive forms, HTTP communication (HttpClient), dependency injection (DI), internationalization, and a rich testing infrastructure. Teams adopt a consistent architecture across projects without evaluating third-party alternatives for each concern.

TypeScript is first-class — Angular was one of the earliest adopters, and its entire API surface is typed. The Angular CLI generates typed boilerplate for components, services, pipes, directives, and guards, enforcing consistent file organization through schematics.

Signals (stabilised in Angular 17) replaced Zone.js-based change detection as the preferred reactivity model. Signals are fine-grained, synchronous reactive primitives that enable Angular to know exactly which parts of the view need updating — dramatically improving performance for complex UIs and enabling zoneless applications.

Standalone components (default since Angular 17) eliminated the mandatory NgModule wrapping layer that had long been a source of confusion for newcomers, simplifying the component model considerably.

Angular follows a predictable versioning schedule with a major release every six months, long-term support (LTS) for 18 months per major, and a public migration guide (ng update) for each upgrade. This predictability is critical for large organisations that need to plan dependency upgrades.

Angular 21 (current) continues iterating on the signals and zoneless model, with incremental hydration and deferred rendering (@defer) for improved Core Web Vitals.