BundlePhobia is a tool that helps you find the cost of adding a npm package to your bundle.
Best npm bundle size Alternatives ranked by AI · updated May 2025
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npm bundle size is an npm package that provides information on the size of your bundle.
Price: Free
Top 4 npm bundle size alternatives
bundlejs is a browser-based tool for estimating the bundled size of JavaScript and npm packages. It is aimed at developers comparing dependencies,...
Pros
- Quickly compares bundled and compressed package sizes
- Shows the effect of selected imports and tree-shaking
- Runs in the browser without requiring a local project
Cons
- Less suitable than full bundle analyzers for inspecting an application build
- Results can differ from a project's exact bundler configuration
- Provides less project-level history and budget enforcement than Size Limit
Webpack Bundle Analyzer is a plugin that provides an interactive zoomable treemap of the contents of your bundle.
Pros
- Visual representation of bundle
- Identifies dependencies
Cons
- Requires integration with Webpack
- May be overwhelming for beginners
Source Map Explorer analyzes JavaScript bundles using the source maps.
Pros
- Identifies code bloat
- Visualizes dependency tree
Cons
- Focused on JavaScript bundles
- Requires source maps
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