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Skypack
Skypack is a content delivery network (CDN) that provides pre-optimized JavaScript packages for direct use in browsers, eliminating the need for complex bundlers.
Our verdict
Who it's for
Search and load millions of open-source JavaScript packages optimized for browser use.
Who should look elsewhere
Advanced features like custom domains require contacting sales
Pros
- +Free for personal and commercial use
- +Speeds up websites instantly with optimized JavaScript hosting
- +Simplifies web development workflow by reducing the need for build tooling
- +Backed by major cloud providers (Cloudflare, Google Cloud, AWS) for reliability
- +Supports modern web standards and open-source principles
Cons
- −Advanced features like custom domains require contacting sales
- −Relies on ES Modules support in browsers for polyfilling
- −No explicit mention of support for non-JavaScript assets beyond CSS examples
Key features
- ✓Pre-optimized JavaScript packages for browser use
- ✓Minification of JavaScript
- ✓Automatic browser polyfilling for older browsers (supporting ES Modules)
- ✓Gzip/Brotli compression
- ✓HTTP/2 and HTTP/3 support
- ✓Global edge cache for performance
- ✓Universal caching across websites
- ✓Upconverts old Node packages to modern ES Modules
Pricing
| Plan | Price | Billing | Notes |
|---|---|---|---|
| Basic CDN | — | month | Production-ready; Backed by Cloudflare, Google Cloud, and AWS; Supports HTTP/2 |
| Advanced Features | — | month | Custom domain; Specific needs |