esm.run vs unpkg: 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 unpkg 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 simplifies JavaScript module loading without a build step
unpkg
Instant CDN access to any npm package
Best for you if:
- • You want fast CDN for npm packages
| At a Glance | esm.run | unpkg |
|---|---|---|
Starts at | Free 100% free | Free 100% free |
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 unpkg?
Choose esm.run if
- 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 unpkg if
- You want fast CDN for npm packages
- You want no configuration required
- 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
unpkg
Instant CDN access to any npm package
Unpkg's pricing is exceptionally generous, as it offers a fully functional CDN for npm packages completely free of charge.
Strengths
- Pro: Fast CDN for npm packages
- Pro: No configuration required
- Pro: Browse package files easily
- Pro: Automatic latest version
- Pro: Free to use
Weaknesses
- Con: Not recommended for production
- Con: No SLA guarantees
- Con: Dependency on service availability
- Con: Version pinning important
- Con: Security considerations for CDN use
Key features
Plans and prices: esm.run vs unpkg
| Tool | Plans and prices | Source |
|---|---|---|
| esm.run |
| esm.run read Sep 30, 2026 |
| unpkg |
| unpkg.com read Sep 29, 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 unpkg pricing.
Key Takeaways
esm.run
- Choose if you want load modern JavaScript packages on-demand with global CDN performance
unpkg
- Choose if you want instant CDN access to any npm package
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); unpkg 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 unpkg 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); unpkg has none we can show. Both have a free plan.
What are esm.run and unpkg used for?
esm.run: Load modern JavaScript packages on-demand with global CDN performance. unpkg: Instant CDN access to any npm package.
What does esm.run cost vs unpkg?
esm.run is free. unpkg is free. Prices read on the vendors' pricing pages, latest check Sep 30, 2026.
What's the main difference between esm.run and unpkg?
esm.run's main strength: simplifies JavaScript module loading without a build step. unpkg's main strength: fast CDN for npm packages.