UNPKG
UNPKG: A focused npm CDN for URL-based delivery, browser ESM, and no-build applications. Ranked #26 of 33 in CDN Software by our editors (6.6/10); pricing: Free plan; best for no-build npm package delivery.
At a glance
- Editor score6.6 / 10
- PricingFree plan
- Best forNo-build npm package delivery
- Free planYes
- Paid fromFree
- Facts checked24 Sep 2026

Where it wins
- Loads npm files through versioned, semver, and file-path URLs
- Supports package exports, subpaths, and custom export conditions
- Adds browser-ready ESM transformation and metadata API responses
Where it doesn't
- Focused on npm package delivery rather than broad CDN workloads
- Pricing model and paid plan structure are not defined here
- No listed image, video, origin-shield, or real-time-log features
Our verdict on UNPKG
UNPKG is an open-source global content delivery network for developers who need to serve npm package files directly from URLs. It supports package, version, and file-path addressing, along with directory listings, entry points, dist-tags, semver ranges, and older package versions. That makes it a practical fit for no-build browser applications, import-map workflows, and projects that need direct access to JavaScript packages without creating a separate asset pipeline.
Its strongest differentiator is package-aware delivery rather than generic file hosting. UNPKG handles package exports, subpaths, and custom export conditions, while esm.unpkg.com transforms packages into browser-ready ESM for modern browser applications. The metadata API adds package file information and subresource integrity values, giving developers programmatic access to delivery-related details. Versioned files are cached on Cloudflare’s global content-delivery network, and the platform integrates directly with npm. Cloudflare Workers is also listed among its integrations, supporting a fit with applications already using that ecosystem.
UNPKG is most compelling when npm is the center of the delivery workflow and the goal is simple, URL-based package access. It is less suitable for teams looking for a broad content-delivery platform spanning varied asset types or CDN operations beyond package distribution. Buyers should choose it for direct npm delivery, import maps, package discovery, export-aware resolution, and browser ESM transformation. Teams needing a wider CDN scope should consider an alternative designed around broader application and media delivery requirements.
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UNPKG pricing
UNPKG fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Edge locations | Not verified |
| Web application firewall | Not verified |
| DDoS protection | Not verified |
| Edge compute | Not verified |
| Image optimization | Not verified |
| Origin shield | Not verified |
| Deployment | Cloud |
| Platforms | Web |
| Support | |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 2 integrations: npm, Cloudflare |
| Pricing | Free plan |
| Website | unpkg.com |
| Facts checked | 24 Sep 2026 |
UNPKG integrations
UNPKG lists 2 integrations on its own site.
- npm
- Cloudflare
Alternatives to UNPKG
- Cloudflare CDNA broad CDN with a generous free plan and edge delivery features.9.4
- Akamai CDNA mature enterprise CDN with broad delivery, optimization, logging, and edge-computing capabilities.9.3
- Amazon CloudFrontA broad AWS-connected CDN with free entry pricing, edge compute, and media delivery.9.2
Also Ranked In
UNPKG is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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