bundle-optimization

Analyze Angular bundles and reduce sizes via splitting, lazy loading, and tree shaking.

Updated Oct 21, 2025
One-click install
npx skills add https://github.com/EhssanAtassi/angular-marketplace-developer --skill bundle-optimization-ehssanatassi
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: bundle-optimization
Source: https://github.com/EhssanAtassi/angular-marketplace-developer/tree/main/plugins/angular-performance/skills/bundle-optimization
Command: npx skills add https://github.com/EhssanAtassi/angular-marketplace-developer --skill bundle-optimization-ehssanatassi

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Angular applications often suffer from oversized bundles that slow down initial load times and degrade user experience. This Skill guides you through a practical, end-to-end approach to reduce bundle sizes using code-splitting, lazy loading, and tree shaking.

Core Features & Use Cases

  • Bundle analysis and visualization to identify heavy modules and dependencies.
  • Implement route-based lazy loading and code-splitting to minimize initial payload.
  • Optimize libraries and build configuration to maximize production performance.
  • Use case: A large enterprise app with 50+ modules can reduce the initial bundle from several MB to a fraction of that size while preserving feature parity.

Quick Start

Perform an initial bundle analysis and apply the recommended optimizations to reduce the main bundle size.

Frequently Asked Questions about bundle-optimization

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I reduce Angular bundle size in a large enterprise application?

Reduce Angular bundle size by analyzing heavy modules and applying route-based lazy loading, code-splitting, and tree shaking. This approach minimizes the initial payload for large module graphs while preserving feature parity.

What is the best way to implement lazy loading and code-splitting for Angular routes?

Implement Angular lazy loading and code-splitting by configuring route-based dynamic imports to defer module loading until accessed. This minimizes the initial payload and significantly speeds up initial load times for enterprise apps.

How does tree shaking work to optimize Angular production builds?

Tree shaking optimizes Angular production builds by eliminating unused code and dependencies during the compilation process. Combined with vendor chunking and library substitutions, it maximizes performance and reduces final bundle sizes.

Why is my Angular initial load slow and how can bundle analysis help?

Slow Angular initial load is often caused by oversized bundles. Bundle analysis and visualization identify heavy modules and dependencies, enabling targeted optimizations like differential loading and code-splitting to reduce payload.

Can I apply differential loading and vendor chunking to optimize Angular libraries?

Yes, you can optimize Angular libraries by applying differential loading and vendor chunking within your build configuration. These techniques separate vendor code and serve modern bundles, reducing overall payload size.

What build configurations do I need to access for Angular bundle optimization?

Angular bundle optimization requires access to build configurations and analysis tooling to generate concrete, safe optimizations. This access enables the application of guardrails, library substitutions, and route-based loading strategies.