esm.sh vs jsDelivr: Which is Better in 2026?
Choosing between esm.sh and jsDelivr comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
esm.sh
Serve NPM packages as modern ES modules directly in browsers and Deno, no build tools needed.
Best for you if:
- • You need developer tools features specifically
- • Serves NPM packages as ES modules directly to browsers/Deno.
- • Eliminates the need for build tools and local package installations.
jsDelivr
Free CDN for open source packages
Best for you if:
- • You need cdn features specifically
- • jsDelivr is a free CDN for open-source projects hosted on npm and GitHub
- • It serves JavaScript libraries with global distribution and automatic minification
| At a Glance |  esm.sh |  jsDelivr |
|---|---|---|
Starts at | Free | Free |
Best For | Developer Tools | CDN |
Rating | - | - |
Choose esm.sh or jsDelivr?
Choose esm.sh if
Serve NPM packages as modern ES modules directly in browsers and Deno, no build tools needed.
- Simplifies modern web development by removing build steps
- Provides direct access to a vast ecosystem of NPM packages
- Optimizes performance through bundling and tree shaking options
- Your work is developer tools-shaped, not cdn-shaped
Choose jsDelivr if
Free CDN for open source packages
- Free CDN for npm/GitHub
- Fast global network
- No configuration
- Your work is cdn-shaped, not developer tools-shaped
| Feature | esm.sh | jsDelivr |
|---|---|---|
| Pricing Model | Free | Free |
| User Rating | No ratings yet | No ratings yet |
| Categories | Developer ToolsCDN | CDNDeveloper Tools |
In-Depth Analysis
esm.sh
Serve NPM packages as modern ES modules directly in browsers and Deno, no build tools needed.
Strengths
- +Simplifies modern web development by removing build steps
- +Provides direct access to a vast ecosystem of NPM packages
- +Optimizes performance through bundling and tree shaking options
- +Supports various module registries for flexibility
Weaknesses
- -Reliance on an external CDN for module delivery
- -URL-based configuration can become lengthy for complex setups
- -Potential for issues if CDN experiences downtime or performance degradation
Key features
jsDelivr
Free CDN for open source packages
Strengths
- +Free CDN for npm/GitHub
- +Fast global network
- +No configuration
- +Good uptime
- +Multi-CDN
Weaknesses
- -No custom domains
- -Limited analytics
- -No origin support
- -For public packages only
- -Rate limits possible
Key features
Who Should Use What?
On a budget?
Both are free. Compare plans on their websites.
Go with: esm.sh
Want the highest-rated option?
Neither has user reviews yet.
Go with: esm.sh
Value user reviews?
Neither has user reviews yet.
Go with: jsDelivr
3 Questions to Help You Decide
What's your budget?
Both are free. Pricing won't help you decide here.
What's your use case?
esm.sh is a developer tools tool. jsDelivr is in cdn. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
jsDelivr
- Completely free
- Our pick for this comparison
esm.sh
- Better fit for developer tools
The Bottom Line
jsDelivr is our pick.
Frequently Asked Questions
Is esm.sh or jsDelivr better?
jsDelivr is rated in our evaluation. Both are free.
What are esm.sh and jsDelivr used for?
esm.sh: Serve NPM packages as modern ES modules directly in browsers and Deno, no build tools needed.. jsDelivr: Free CDN for open source packages.
What does esm.sh cost vs jsDelivr?
esm.sh is completely free. jsDelivr is completely free. Visit their websites for detailed pricing.