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Package CDN Tools

The package cdn tools we detect on new sites, ranked by how many use each. Part of Build & Framework.

Tools tracked
37
in Build & Framework
Sites
541,133
using at least one package cdn tool
Leader
48%
jsDelivr, of these sites
Above 1%
4
tools on more than 1% of them

What we found

  1. jsDelivr leads, on 48% of the sites using a package cdn tool, with cdnjs close behind on 48%.
  2. Only 4 of the 37 package cdn tools we track run on more than 1% of these sites.
  3. Among sites launched in September, Alipay Objects CDN rose to #11 from #23 in August.
  4. Several leaders are regional: Baidu Static CDN (China) and ByteDance Static CDN (China).

The leading package cdn tools

# Movement Tool Country Share Bar Sites 90 days
1 ▲1 jsDelivr Free public CDN for open-source npm packages, GitHub releases, and WordPress plugins. 48% 262,283
2 ▼1 cdnjs Cloudflare-operated free public CDN that hosts open-source JavaScript and CSS libraries. 48% 262,046
3 – unpkg Free public CDN that serves files directly from any package on npm. 19% 101,203
4 – Google Hosted Libraries Google's free public CDN that serves popular open-source JavaScript libraries such as jQuery and AngularJS. 10% 56,762
5 ▼1 esm.sh Free public CDN that serves npm packages as standards-compliant ES modules. 0.4% 2,349
6 ▲1 Baidu Static CDN Public CDN hosting common JavaScript and CSS libraries, operated by Baidu. China 0.4% 2,277
7 – Microsoft Ajax CDN Free public CDN hosting jQuery, Bootstrap, and ASP.NET libraries. 0.2% 1,080
8 – JSPM CDN ES module-aware package CDN that serves npm packages with import map support. <0.1% 265
9 ▲1 Skypack CDN for loading npm packages as ES modules in the browser. <0.1% 161
10 ▼1 RawGit Discontinued CDN that served files directly from GitHub repositories. <0.1% 152

Share is of the 541,133 sites using a package cdn tool; a site can use more than one. A flag means nearly all of a tool's sites are in that country. Arrows compare each tool's rank among sites launched in September with August. The line is its share of new sites over 90 days. Showing the top 10 of 37.

Watches, exports and the API give you every package cdn tool and the sites using each, from £15 a month.

Recently launched products using package cdn tools

Product Launched
StatementForge 19 Oct 2026
Guidaprinto3D-Print 3D objects locally 19 Oct 2026
GiNi Engage 19 Oct 2026
DatafetchPro Tools 19 Oct 2026
Panda's Notebook 19 Oct 2026
Roof Cleaning Companies 19 Oct 2026

Often built with

Other kinds of tool most often found on the same sites, leaving out the plumbing every site has (DNS, CDN, hosting).