angular

Modern Angular (v20+) expert with deep knowledge of Signals, Standalone Components, Zoneless applications, SSR/Hydration, and reactive patterns.

1.32x

Quality

48%

Does it follow best practices?

Impact

94%

1.32x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./skills/antigravity-angular/SKILL.md

Evaluation results

100%

12%

Real-Time Inventory Dashboard Widget

Zoneless Signals component patterns

Criteria

Without context

With context

signal() for state

100%

computed() for derived values

100%

effect() for side effects

100%

input() for component inputs

100%

output() for events

100%

model() for two-way binding

100%

OnPush change detection

100%

standalone: true

100%

provideZonelessChangeDetection

83%

100%

bootstrapApplication used

100%

No @Input/@Output decorators

100%

Without context: $0.4168 · 4m 38s · 24 turns · 72 in / 5,690 out tokens

With context: $0.7391 · 5m 31s · 29 turns · 313 in / 9,007 out tokens

85%

Recipe Book Application Setup

Standalone routing, DI, and functional guards

Criteria

Without context

With context

bootstrapApplication

100%

provideRouter used

100%

provideHttpClient used

100%

loadComponent for lazy routes

loadChildren for route groups

100%

Functional CanActivateFn guard

100%

Functional ResolveFn resolver

100%

InjectionToken for API URL

100%

inject() for DI

100%

No NgModule

100%

standalone: true on components

60%

Guard redirects to login

40%

100%

Without context: $0.5279 · 5m 28s · 29 turns · 77 in / 8,198 out tokens

With context: $0.7782 · 6m 2s · 30 turns · 238 in / 9,295 out tokens

97%

56%

E-Commerce Product Listing Page Optimization

Performance: defer blocks, NgOptimizedImage, signal state service

Criteria

Without context

With context

@defer on viewport

100%

@defer on interaction

100%

@placeholder block

100%

@loading block

100%

@error block

100%

NgOptimizedImage import

100%

ngSrc on images

62%

Private writable signals in store

100%

Public computed selectors

62%

100%

filteredProducts as computed

100%

componentRef.setInput() in tests

100%

No @Input decorator in store

100%

Without context: $0.4733 · 5m 32s · 22 turns · 27 in / 8,411 out tokens

With context: $0.6826 · 5m 12s · 27 turns · 481 in / 8,243 out tokens

Repository: boisenoise/skills-collections
Commit: 5c5ae21

Evaluated: 17 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Real-Time Inventory Dashboard Widget Recipe Book Application Setup E-Commerce Product Listing Page Optimization

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