esm.run vs Skypack: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for esm.run and Skypack side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
esm.run
Load modern JavaScript packages on-demand with global CDN performance.
Best for you if:
- • You want a fully free tool (Skypack requires payment)
Skypack
Search and load millions of open-source JavaScript packages optimized for browser use.
Best for you if:
- • You want free for personal and commercial use
| At a Glance | esm.run | Skypack |
|---|---|---|
Starts at | Free 100% free | Free plan |
Category | Developer Tools Hosting & Deployment | CDN Developer Tools |
Rating | 4.3/5 SourceForge 4.3 67 reviews | n/a |
Free plan | Yes | Yes |
Choose esm.run or Skypack?
Choose esm.run if
- You want a fully free tool (Skypack requires payment)
- You want simplifies JavaScript module loading without a build step
- You want ensures high performance and uptime globally
- You work in developer tools, not CDN
Choose Skypack if
- You want free for personal and commercial use
- You want speeds up websites instantly with optimized JavaScript hosting
- You work in CDN, not developer tools
In-Depth Analysis
esm.run
Load modern JavaScript packages on-demand with global CDN performance.
The pricing for esm.run is exceptionally generous as it offers a fully-featured CDN for JavaScript modules completely free of charge.
Strengths
- Pro: Simplifies JavaScript module loading without a build step
- Pro: Ensures high performance and uptime globally
- Pro: Utilizes advanced web delivery optimizations
- Pro: Suitable for quick demos and prototyping
- Pro: Free to use
Weaknesses
- Con: Currently in beta for production use
- Con: Limited information available on the website beyond core functionality
Key features
Skypack
Search and load millions of open-source JavaScript packages optimized for browser use.
Skypack's pricing is incredibly generous, offering a fully production-ready CDN with advanced optimizations for free.
Strengths
- Pro: Free for personal and commercial use
- Pro: Speeds up websites instantly with optimized JavaScript hosting
- Pro: Simplifies web development workflow by reducing the need for build tooling
- Pro: Backed by major cloud providers (Cloudflare, Google Cloud, AWS) for reliability
- Pro: Supports modern web standards and open-source principles
Weaknesses
- Con: Advanced features like custom domains require contacting sales
- Con: Relies on ES Modules support in browsers for polyfilling
- Con: No explicit mention of support for non-JavaScript assets beyond CSS examples
Key features
Plans and prices: esm.run vs Skypack
| Tool | Plans and prices | Source |
|---|---|---|
| esm.run |
| esm.run read Sep 30, 2026 |
| Skypack |
| skypack.dev read Oct 1, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on esm.run pricing and Skypack pricing.
Key Takeaways
esm.run
- Choose if you want load modern JavaScript packages on-demand with global CDN performance
Skypack
- Choose if you want search and load millions of open-source JavaScript packages optimized for browser use
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only esm.run has a published user rating (4.3/5 from 67 reviews); Skypack has none we can show.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do esm.run and Skypack compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only esm.run has a published user rating (4.3/5 from 67 reviews); Skypack has none we can show. Both have a free plan.
What are esm.run and Skypack used for?
esm.run: Load modern JavaScript packages on-demand with global CDN performance. Skypack: Search and load millions of open-source JavaScript packages optimized for browser use.
What does esm.run cost vs Skypack?
esm.run is free. Skypack has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Oct 1, 2026.
What's the main difference between esm.run and Skypack?
esm.run's main strength: simplifies JavaScript module loading without a build step. Skypack's main strength: free for personal and commercial use.