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bundle-optimization

Analyze and optimize JavaScript bundle sizes for Vite builds.

Updated Apr 22, 2026
Search Tags:#performance#optimization#bundle size#tree shaking#code splitting#vite
One-click install
npx skills add https://github.com/aroido/vibesmith --skill bundle-optimization-aroido
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: bundle-optimization
Source: https://github.com/aroido/vibesmith/tree/main/.cursor/skills/bundle-optimization
Command: npx skills add https://github.com/aroido/vibesmith --skill bundle-optimization-aroido

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires vite, rollup-plugin-visualizer, sharp-cli, depcheck, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses the issue of large JavaScript bundle sizes in Vite builds, which can negatively impact web application performance and loading times.

Core Features & Use Cases

  • Bundle Analysis: Visually analyze the composition and size of your JavaScript bundles.
  • Chunk Optimization: Implement strategies like code splitting and tree shaking to reduce redundant code.
  • Dependency Management: Identify and optimize dependencies to further decrease bundle size.
  • Use Case: When your web app's initial load time is slow due to large JavaScript files, use this Skill to identify the biggest contributors and apply optimization techniques.

Quick Start

Analyze the bundle size of the current Vite project and suggest optimizations.

Frequently Asked Questions about bundle-optimization

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

FAQPage Schema
How do I reduce JavaScript bundle size in a Vite build?▼

To reduce JavaScript bundle size in a Vite build, analyze your bundle composition and apply code splitting, tree shaking, and chunk optimization to eliminate redundant code and large asset delivery bottlenecks.

Why does my web app have a slow initial load time with Vite?▼

Slow initial load time in Vite often stems from large JavaScript bundle sizes. Analyzing bundle composition helps identify the biggest contributors, allowing you to apply tree shaking and code splitting for performance optimization.

Do I need rollup-plugin-visualizer to analyze bundle composition?▼

Yes, rollup-plugin-visualizer is required to visually analyze the composition and size of your JavaScript bundles. It works alongside Vite and sharp-cli to provide comprehensive bundle analysis and optimization.

What's the best way to identify unused dependencies causing bundle bloat?▼

The best way to identify unused dependencies causing bundle bloat is through dependency management analysis. Tools like depcheck detect unused dependencies, allowing you to remove them and further decrease bundle size.

Can I use tree shaking and code splitting for chunk optimization in Vite?▼

Yes, you can use tree shaking and code splitting for chunk optimization in Vite. These strategies reduce redundant code delivery by splitting your application into smaller, more efficient chunks.

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