Angular version 21 — Everything you need to know

Kristiyan Velkov

4 min read

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1 hour ago

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Angular 21 marks another strong step forward for the framework — focused, modern, and built for the way we develop today. With AI reshaping our workflows and signals finally taking center stage, this release sharpens Angular into a faster, cleaner, and more future-proof toolset.

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Here are the essentials you should care about!

1. Signal Forms (Experimental) — Finally, Reactive Forms Done Right

Forms have always been a pain point. Angular 21 answers that with Signal Forms, a new experimental API built directly on top of Signals.

You define your form with a signal. Angular automatically syncs between the UI and your model — with full type-safety and clean validation.

import { form, Field } from '@angular/forms/signals';

@Component({
    imports: [Field],
    template: `
        Email: <input [field]="loginForm.email">
        Password: <input [field]="loginForm.password">
    `
})

export class LoginForm {
    login = signal({
        email: '',
        password: '',
    });

    loginForm = form(this.login);
}

🔗 Learn more: https://angular.dev/essentials/signal-forms

Signal Forms are still experimental, but they’re powerful — and they’ll likely become the future of…