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

20 of the 60 sites closest to cdnjs match.

  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
    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 →
  4. 04
    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 →
  5. 05
    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 →
  6. 06
    Vercel vercel.com Top 10K English 1 tracker

    Agentic Infrastructure - Vercel

    The autonomous stack for every app and agent.

    Compare Vercel with cdnjs →
  7. 07
    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 →
  8. 08
    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 →
  9. 09
    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 →
  10. 10
    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 →
  11. 11
    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 →
  12. 12
    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 →
  13. 13
    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 →
  14. 14
    PocketBase pocketbase.io English No trackers

    PocketBase - Open Source backend in 1 file

    Open Source backend in 1 file with realtime database, authentication, file storage and admin dashboard

    Compare PocketBase with cdnjs →
  15. 15
    CDN77.com cdn77.com English 2 trackers

    Content Delivery Network (CDN) | CDN77.com

    Experience unmatched CDN performance at the best prices, powered by 330 Tbps network across 6 continents. Start testing with us today!

    Compare CDN77.com with cdnjs →
  16. 16
    Wiki.js js.wiki English No trackers

    Next Generation Open Source Wiki — Wiki.js

    A wiki that scales from a weekend side project to thousands of contributors. Self-hosted, incredibly fast, and entirely yours to shape.

    Compare Wiki.js with cdnjs →
  17. 17
    WordPress wordpress.org Top 100 English 1 tracker

    Blog Tool, Publishing Platform, and CMS | WordPress.org

    Open source software which you can use to easily create a beautiful website, blog, or app.

    Compare WordPress with cdnjs →
  18. 18
    MojoHost mojohost.com Top 10K English 3 trackers

    Hosting, Dedicated Servers, Virtual Private Servers | MojoHost

    Artificial Intelligence Solutions, Cloud, Dedicated Servers, VPS, CDN, Support and Global Infrastructure. MojoHost provides the highest quality hosting since 1999.

    Compare MojoHost with cdnjs →
  19. 19
    Knot DNS knot-dns.cz English 1 tracker

    Knot DNS

    High-performance authoritative DNS server

    Compare Knot DNS with cdnjs →
  20. 20
    Font Awesome fontawesome.com Top 1K English 1 tracker

    Font Awesome

    The internet's icon library + toolkit. Used by millions of designers, devs, & content creators. Open-source. Always free. Always awesome.

    Compare Font Awesome 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 = 60
Sites searched
9,203
Vector
384-d
Query
65 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

MojoHostWordPressWiki.jsPocketBaseNetlifyVercelKeyCDNAppwriteCloudflareAstro

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)