cdnjs.com

cdnjs

Who runs cdnjs, what it tracks and what it costs, and the 20 closest open-source library CDN alternatives.

Who’s behind it
Not stated
Online since
Unknown
Trackers
Prices
No pricing page
Last price change
–
Closest alternative
Skypack

Measured from cdnjs’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.

We’ll send a link to confirm. Your address is only used for these alerts.

Visit cdnjs

01 · Who’s behind it

Who runs cdnjs

cdnjs cdnjs.com

cdnjs is the free, open-source CDN for the web's most popular libraries. JavaScript, CSS, and font resources, globally cached on Cloudflare's network. Trusted by 12.5% of all websites, serving 250 billion requests per month.

Wikidata: free and open-source CDN service

Company
No imprint we could read
Online since
Not in the Internet Archive
Audience
In English

02 · Privacy

What cdnjs tracks

What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.

trackers that follow visitors

None of the 17 alternatives below has fewer; 14 have more.

Privacy-friendly alternatives →
Cookie banner
None found
US company
1 tool

03 · Alternatives

Alternatives to cdnjs

Thumbs up if it’s a real alternative to cdnjs, thumbs down if it isn’t.

No ad trackersRegistered in the EUFree planOnly in English
  1. 01
    Skypack skypack.dev English 2 trackers

    Skypack: search millions of open source JavaScript packages

    Search millions of open source JavaScript packages on Skypack. Free to use.

    Compare Skypack with cdnjs →
  2. 02
    Astro astro.build English No trackers

    Astro

    Astro builds fast content sites, powerful web applications, dynamic server APIs, and everything in-between.

    Compare Astro with cdnjs →
  3. 03
    bunny.net Top 10K English 4 trackers

    bunny.net - The Global Edge Platform that truly Hops

    Hop on bunny.net and speed up your web presence with the next-generation Content Delivery Service (CDN), Edge Storage, and Optimization Services at any scale.

    Compare bunny.net with cdnjs →
  4. 04
    CDNvideo cdnvideo.ru Top 10K Russian 1 tracker

    CDNvideo - ведущий провайдер CDN в России и СНГ - www.cdnvideo.ru

    Сеть доставки контента (CDN) компании CDNvideo показывает максимальные скорости в России и СНГ и занимает лидирующую позицию в отрасли. Подключайтесь! CDNvideo - ведущий провайдер CDN или сети доставки контента. Наши решения: онлайн-трансляции в интернете, защита сайтов от DDoS-атак, ускорение загрузки контента для интернет-магазинов и онлайн игр, HTML5 видеоплеер онлайн, облачные сервера, облачные хранилища S3, облачная видеоплатформа, стабильная работа веб-ресурса при высоких нагрузках. Звоните +7 495 782 17 32!

    Compare CDNvideo with cdnjs →
  5. 05
    Cloudflare cloudflare.com Top 100 English 1 tracker

    Cloudflare: Build for the agent era

    Welcome to Cloudflare - Powering the next generation of applications

    Compare Cloudflare with cdnjs →
  6. 06
    Appwrite appwrite.io English No trackers

    Appwrite · The open-source cloud for developers and agents

    Appwrite is an open-source developer platform with Auth, Databases, Storage, Functions, Messaging, and Sites. The open-source cloud for agents and developers.

    Compare Appwrite with cdnjs →
  7. 07
    KeyCDN keycdn.com English 1 tracker

    KeyCDN - Content delivery made easy

    KeyCDN is a high performance content delivery network (CDN). Our global network will deliver any digital content, such as a website, software, or game, at a blazing fast speed.

    Compare KeyCDN with cdnjs →
  8. 08
    182682.xyz Top 10K Chinese No trackers

    微测网 - 全球云服务监测平台

    微测网 (WeTest.vip) - 提供 CloudFlare, CloudFront ,EdgeOne等全球云服务的 CDN IP 优选、节点状态监测和相关工具。

    Compare 182682.xyz with cdnjs →
  9. 09

    cloud service provider company

    Compare arvancloud.ir with cdnjs →
  10. 10
    Vercel vercel.com Top 10K English 1 tracker

    Agentic Infrastructure - Vercel

    The autonomous stack for every app and agent.

    Compare Vercel with cdnjs →
  11. 11
    Cloudimage cloudimage.io English 1 tracker

    Image CDN: Resize, Compress and Accelerate • Cloudimage

    Cloudimage converts to the best format, optimizes the size quality ratio and delivers your web images to your customers through our rocket fast image CDN network worldwide.

    Compare Cloudimage with cdnjs →
  12. 12
    Netlify netlify.com Top 10K English Free plan 2 trackers

    Push your ideas to the web | Netlify

    Create with AI or code, deploy instantly on production infrastructure. One platform to build and ship.

    Compare Netlify with cdnjs →
  13. 13
    Strapi strapi.io English 3 trackers

    Strapi - Open-Source TypeScript Headless CMS

    Strapi is the next-gen headless CMS, open-source, JavaScript/TypeScript, enabling content-rich experiences to be created, managed and exposed to any device.

    Compare Strapi with cdnjs →
  14. 14
    Gcore gcore.com English 2 trackers

    Gcore | Cloud, Edge, Security, and AI. Unified to the core.

    Launch faster, stay protected, and scale on your terms with Gcore. Run cloud, edge, security, and AI on EU-owned infrastructure built for real traffic.

    Compare Gcore with cdnjs →
  15. 15
    Fastly fastly.com English 1 tracker

    Powering the best of the internet | Fastly

    Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers. Elevate your edge CDN, video delivery, security, and more.

    Compare Fastly with cdnjs →
  16. 16
    Akamai Technologies akamai.com Top 10K

    American content delivery network, cybersecurity, and cloud service company

    Compare Akamai Technologies with cdnjs →
  17. 17
    Sirv sirv.com English 1 tracker

    Image CDN: Image Optimization, Processing & Hosting • Sirv

    Sirv helps you and your team manage, transform, optimize and deliver digital assets for faster websites and apps. Increase your conversions with Sirv today.

    Compare Sirv with cdnjs →
  18. 18
    Leaseweb leaseweb.com English 1 tracker

    Leaseweb | Infrastructure as a Service (IaaS) & Cloud

    Leaseweb is an Infrastructure-as-a-Service (IaaS) provider that offers Dedicated Servers, CDN, and Cloud Hosting solutions in a worldwide network.

    Compare Leaseweb with cdnjs →
  19. 19
    ngenix.net Top 1K
    Compare ngenix.net with cdnjs →
  20. 20
    imgix imgix.com English 6 trackers

    Combining Images, Data and Intelligence to Transform Your Business

    Redefine how you optimize, edit, and deliver your visual media with tools built for speed, performance, and AI transformation.

    Compare imgix with cdnjs →

Closest first, by how much each site’s offer resembles cdnjs’s. Trackers are counted the same way as above. Highlighted technologies are ones cdnjs uses too. Votes and comments come from visitors and don’t change the order.

04 · History

No changes yet. Each new crawl is compared with the last one, and what cdnjs adds, drops or rewrites shows up here.

05 · Details

How we measure

Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.

The full technology stack, the competitor map and search numbers · 6 technologies
Neighbours
k = 20
Sites searched
9,192
Vector
384-d
Query
56 ms

Competitor map

Each alternative by how close its vector is to cdnjs’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Hover for the numbers, click to jump to it in the list.

similarity × popularity

NetlifyVercel182682.xyzKeyCDNAppwriteCloudflareCDNvideobunny.netAstroSkypack

Built with

Analytics
  • Cloudflare Web Analytics asset https://static.cloudflareinsights.com/beacon.min.js/vce701823e78c4301a35b7e07294d87301792…
CDN
  • cdnjs asset https://cdnjs.cloudflare.com/
  • Cloudflare header cf-ray: a5779d4d2e0a22e9-HAM
Site search
DNS hosting
SaaS tools (verified in DNS)