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Intro

Tools for reducing bandwidth usage and optimizing web application performance.

What is Sustainable Browser?​

Sustainable Browser is a collection of tools designed to make web browsing and development more efficient by reducing redundant network requests and optimizing how JavaScript dependencies are delivered.

Our tools help you:

  • 🔄 Leverage sustainable browsing through our browser extension
  • 🌱 Reduce bandwidth consumption by serving libraries locally
  • 🚀 Improve page load performance with optimized builds
  • 📦 Minimize bundle sizes through smart externalization

Our Tools​

Browser Extension​

A Chrome extension that redirects requests from esm.sh to locally bundled dependencies, eliminating redundant downloads and improving load times.

Get started with the Browser Extension →

Vite Postprocessing​

A build tool that automatically optimizes your Vite projects by creating import maps and externalizing common libraries to the CDN URLs that are available in the browser extension.

Get started with Vite Postprocessing →

Quick Start​

Choose the tool that fits your needs:

Benefits​

For Developers​

  • Smaller production bundles
  • Better control over dependencies

For Users​

  • Faster page loads
  • Reduced data usage
  • Better browsing experience

Get Started​

Pick a tool from the sidebar and follow the installation guide to start optimizing your web experience today!