The free CDN for open source libraries
cdnjs (cdnjs.com) scores 83 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Technology brands, SaaS brands, in the 79th percentile of 40437 Technology brands.
cdnjs is a free, open-source content delivery network (CDN) that hosts popular JavaScript, CSS, and font libraries for use on websites. Its resources are globally cached on Cloudflare's network, providing fast and reliable delivery. According to the site, cdnjs is used by 12.5% of all websites and serves approximately 250 billion requests per month. It is aimed at web developers and website owners seeking easy, no-cost access to widely used front-end libraries.
| Brand Name | cdnjs |
|---|---|
| Domain | cdnjs.com |
| Industry | Technology, SaaS |
| Main Competitors | jsDelivr (81/100), unpkg (85/100), Google Hosted Libraries, Microsoft Ajax CDN, Fastly (90/100), Akamai (93/100), StackPath (Bootstrap CDN) |
Moz Domain Authority 57/100 vs category average 40 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Ranked #11,451 on the Tranco list of most-visited sites - strong traffic reinforces the brand's prominence to AI models.
cdnjs has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "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…" (Meta description: 34 words. OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: 1 JSON-LD block(s), Organization schema, Breadcrumb/Website schema, og:title, og:description, og:image, og:type, Twitter cards, canonical. Adding FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: Cloudflare.
Social footprint: verified profiles on GitHub, X (Twitter), LinkedIn, Facebook, Instagram; no detected presence on YouTube - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is cdnjs?", Claude could identify the brand as of October 2026. cdnjs is a free and open-source content delivery network (CDN) that hosts a huge library of popular JavaScript and CSS libraries, allowing developers to quickly link to common frontend assets instead of hosting them themselves. It's maintained with support from Cloudflare and rel Best known for Hosting a massive, free, open-source CDN library of JavaScript and CSS files for developers.
When asked "Best brands similar to cdnjs?", Claude would recommend cdnjs as of October 2026. It's one of the most widely used free CDNs for frontend libraries, so it's a natural mention alongside alternatives like jsDelivr or unpkg.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
cdnjs's main competitors in Technology: jsDelivr (81/100), unpkg (85/100), Fastly (90/100), Akamai (93/100).
Sources: Brand Analyzer scan
cdnjs provides CDN-hosted access to open-source JavaScript, CSS, and font libraries, allowing developers to link to these resources directly from Cloudflare's global network instead of self-hosting them.
Sources: cdnjs official site
cdnjs is a free, open-source content delivery network (CDN) that provides globally cached hosting for popular JavaScript, CSS, and font libraries, built on Cloudflare's network.
Sources: cdnjs official site
cdnjs has moderate AI-search visibility, scoring 63/100 on Brand Analyzer's AI visibility composite (visibility 65, trust 55, recommendation 67). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: cdnjs official site
cdnjs hosts and delivers copies of widely used open-source JavaScript, CSS, and font libraries, allowing developers to include them in their websites via links served from Cloudflare's globally distributed network rather than hosting the files themselves.
Sources: cdnjs official site
cdnjs scores 67/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Technology options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: cdnjs official site
cdnjs is known for being a free, open-source CDN that serves the web's most popular JavaScript, CSS, and font libraries, with reported usage by 12.5% of all websites and about 250 billion requests handled per month.
Sources: cdnjs official site
cdnjs can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: cdnjs official site
cdnjs is used by web developers and website owners who need fast, reliable, and free access to popular open-source JavaScript, CSS, and font libraries for their websites and applications.
Sources: cdnjs official site
cdnjs is popular because it offers free, open-source access to the most widely used JavaScript, CSS, and font libraries, cached globally on Cloudflare's network for fast and reliable delivery. This combination of no cost, broad library coverage, and global performance has led to its use on a reported 12.5% of all websites.
Sources: cdnjs official site
cdnjs scores 63/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
cdnjs has a moderate AI-visibility profile at 63/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (67/100) and its weakest is trust (55/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #11,451 (Tranco). The main gaps holding it back: no llms.txt to steer AI to its best pages. In a live check, Claude could already identify cdnjs from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to cdnjs: CDK Global (83/100), Illumia (83/100), CE21 (83/100), CEA (83/100).
A step up - brands to learn from: Zuken (91/100), Zoom (91/100).
Category leader: Hostinger (97/100).
Brand Analyzer is built by DataEase AI. Track your brand in ChatGPT, Gemini and Perplexity.