jsdelivr
jsDelivr operates a free, multi-CDN content delivery network that proxies and optimizes open-source JavaScript packages from npm and GitHub via 540+ global points of presence, serving 150 billion monthly requests to millions of websites worldwide without bandwidth fees.
- Company typePrivate
- Founded2012
- HeadquartersKraków, Poland
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What jsdelivr does
jsDelivr is a free, public content delivery network (CDN) that proxies and optimizes open-source JavaScript, CSS, and web font packages from npm and GitHub for direct consumption by browsers and applications. Founded in May 2012 by Dmitriy Akulov and headquartered in Kraków, Poland, the service is operated by a small core team and is used by millions of websites globally — including brands such as CNN, IKEA, NVIDIA, Nintendo, Ubisoft, Harvard University, and NBA — to load front-end libraries without managing their own bandwidth or distribution infrastructure. The public-facing surface includes the primary CDN at cdn.jsdelivr.net, the esm.run endpoint for ES modules, a public REST API at data.jsdelivr.com, a statistics dashboard, a cache purge tool, and custom OSS CDN endpoints for projects such as Pyodide, CocoaPods, Ghost, Fontsource, and Yocto.
Underlying the service is a multi-CDN architecture that intelligently routes traffic across four CDN providers (Cloudflare, Fastly, Gcore, Bunny.net) and three DNS providers (NS1, ClouDNS, Gcore), delivering from more than 540 global points of presence with a dedicated 'Near China' network for mainland China optimization. The platform automatically ingests any npm or GitHub package on publication, generates minified versions on demand, supports version aliasing, multi-file combining via the /g/ endpoint, on-the-fly SVG optimization, source maps, ESM bundling with CJS-to-ESM conversion, and image optimization via Gcore's Image Stack (up to 94.25% size reduction). jsDelivr has acquired BootstrapCDN (October 2020), RawGit CDN (May 2021), and OSSCDN (April 2016), and spun off its Globalping network-measurement product as a standalone service in December 2024.
The business model is freemium with a sustainability-driven sponsor model rather than traditional revenue capture. End users and enterprise websites receive unlimited bandwidth at zero cost with no paid premium tier; operational costs are absorbed by infrastructure sponsors (Cloudflare, Fastly, Gcore, Bunny.net, NS1, DigitalOcean, Render, Clever Cloud, PocketBase) that contribute bandwidth, DNS, and hosting in exchange for brand visibility. Additional income comes from tiered corporate sponsorships (Bronze $150/month, Gold $500/month, Platinum $1,500+/month) and individual donations via GitHub Sponsors and Open Collective, while the founder personally covers primary expenses. There is no external equity funding, no headcount beyond ~10 employees, and no disclosed revenue figure; jsDelivr is operated as a private, founder-owned infrastructure utility for the open-source ecosystem.
jsdelivr firmographics
Firmographics- Name
- jsdelivr
- Legal name
- jsDelivr
- Website
- https://jsdelivr.com
- Company type
- Private
- Founded year
- 2012
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- jsDelivr operates a free, multi-CDN content delivery network that proxies and optimizes open-source JavaScript packages from npm and GitHub via 540+ global points of presence, serving 150 billion monthly requests to millions of websites worldwide without bandwidth fees.
- Ownership category
- akta.pro rank
jsdelivr industry classification
Industry- Product category
- Content Delivery Network (CDN)
- NAICS
- Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (51821), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Traditional CDN (Static & Dynamic Content Acceleration) (HDABAGAA)
- akta.pro secondary industry
- Load Balancing & Application Delivery (ADC, Global Load Balancing) (HDABAGAF)
Keywords
Where jsdelivr is headquartered
LocationHeadquarters
- HQ city
- Kraków
- HQ country
- Poland
- HQ region
- Europe
Offices1 record
Markets served
jsdelivr business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Infrastructure, Technology or R&D, Personnel, Marketing or Sales, Operations
Revenue model
- Free CDN Service (Primary): jsDelivr provides a completely free CDN service with no bandwidth limits or premium features. All operational costs are covered by infrastructure sponsors who provide CDN bandwidth, DNS services, and hosting at no charge in exchange for brand visibility.
- Corporate Sponsorship Tiers: Corporate sponsors can purchase tiered sponsorship packages (Platinum $1,500+/month, Gold $500/month, Bronze $150/month) offering logo placement, blog mentions, and partnership opportunities. Sponsorships include services, developer hours, or monetary donations.
- Individual Donations: Individual users and companies can support via GitHub Sponsors and Open Collective. Revenue helps cover origin hosting, supporting infrastructure, APIs, log parsing, and part-time/freelance developer costs.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free tier for all open source projects |
| Subscription | Monthly | Bronze corporate sponsor |
| Subscription | Monthly | Gold corporate sponsor |
| Subscription | Monthly | Platinum corporate sponsor |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels7 records
jsdelivr product offering
Product offeringCore offering
jsDelivr operates a free, public content delivery network that delivers JavaScript, CSS, fonts, and ES modules from npm and GitHub to websites and applications via cdn.jsdelivr.net and esm.run. It automatically proxies all npm and GitHub packages with zero publisher setup, applies on-the-fly minification, brotli compression, and version aliasing, and routes traffic across four CDN providers with smart load-balancing. The service is supplemented by a free public Data API, a usage statistics dashboard, a Cache Purge Tool, and custom CDN endpoints for open source projects such as Pyodide, CocoaPods, and Ghost.
Product overview
jsDelivr is a free, open-source CDN (Content Delivery Network) for JavaScript and open source projects. The core offering is the jsDelivr CDN service which provides optimized delivery of npm and GitHub packages through a Multi-CDN infrastructure. The product portfolio includes the main CDN at cdn.jsdelivr.net, the ESM-specific endpoint esm.run, the public Data API at data.jsdelivr.com, a Statistics dashboard, and a Cache Purge Tool. Additionally, jsDelivr operates multiple custom OSS CDN endpoints for specific projects including Pyodide (Python in browser via WebAssembly), CocoaPods, Ghost, AtlasOS, MuseScore, Fontsource, and Yocto. The company also maintains Globalping, a network measurement platform that has become a standalone service. BootstrapCDN was acquired in March 2021. All services are free with no bandwidth limits, funded by infrastructure sponsors including Cloudflare, Fastly, Gcore, and BunnyCDN.
Differentiator
Problem solved
Functional benefit
Brands
- esm.run: A New-Age CDN for JavaScript modules - Load modern JavaScript packages built for you on-demand. Works in modern web browsers, node.js, and deno.
Products and services
- jsDelivr CDN Free multi-CDN content delivery service for JavaScript, CSS, and open source packages from npm and GitHub, providing optimized delivery with automatic minification, brotli compression, version aliasing, and global redundancy across four CDN providers.
- esm.run A CDN endpoint specifically for ES modules that builds JavaScript packages on-demand for use directly in modern web browsers, Node.js, and Deno, with permanent storage shared across all edge servers and HTTP/2, HTTP/3, minification, and brotli compression.
- jsDelivr Data API Free public REST API providing package metadata, version information, entry points detection, CDN URLs, and download statistics for npm and GitHub packages, documented via an OpenAPI specification and available at data.jsdelivr.com.
- jsDelivr Statistics Dashboard Usage analytics dashboard providing network-wide statistics on requests, bandwidth, cache hit rates, top packages, browser and platform market share, and geographic distribution based on anonymous aggregated data.
- Cache Purge Tool GUI-based tool for purging individual CDN cached files from version-aliased URLs to force users to receive updated versions immediately rather than waiting up to 7 days for automatic cache expiration.
- Ghost CDN Custom CDN endpoint powering Ghost CMS installations globally for the publishing platform.
- Pyodide CDN Custom CDN endpoint for Pyodide, providing faster delivery of the Python 3.9 WebAssembly runtime and its scientific stack (NumPy, Pandas, Matplotlib, SciPy, scikit-learn) for the browser.
- CocoaPods CDN Custom CDN endpoint for CocoaPods, delivering packages from the Swift and Objective-C dependency manager that supports over 87,000 libraries used in over 3 million apps.
- AtlasOS CDN Custom CDN endpoint for AtlasOS, a transparent and lightweight Windows modification designed to optimize performance, privacy, and usability.
- MuseScore CDN Custom CDN endpoint for MuseScore, the world's most popular sheet music notation software.
- Fontsource CDN Custom CDN endpoint for Fontsource, a collection of open-source fonts.
- Yocto CDN Custom CDN endpoint for the Yocto Project, an open-source collaboration that helps developers create custom Linux-based systems for embedded and IoT devices.
- Globalping Global network measurement platform that allows users to run ping, traceroute, DNS lookups, and HTTP checks from probes distributed worldwide, with a dashboard and CLI for registered users and sponsors.
Quantifiable outcome
- 94.25% image size reduction through Gcore Image Stack optimization
- +4 more outcomes
Companies that use jsdelivr
Customer profileNamed customers19 records
Segments4 records
Ideal customer profiles3 records
jsdelivr technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration1 record
AI capability3 records
Feature10 records
jsdelivr partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core and minor.
- AlgoliacorejsDelivr became co-maintainer of Algolia's npm search project in October 2023. Provides real-time full-text search with typo tolerance for npm packages. Used by jsDelivr, Yarn, CodeSandbox, and other projects.
- CDN AllianceminorjsDelivr joined the CDN Alliance as an official member in April 2023, connecting with other CDN providers and industry stakeholders for collaboration and best practices.
- GcorecoreLuxembourg-based CDN and Cloud company providing unlimited CDN bandwidth and GeoDNS services. Joined as sponsor in August 2022. Provides image optimization service (Image Stack) for the jsDelivr website.
- BootstrapCDNcoreBootstrapCDN joined jsDelivr in October 2020. Originally founded by Justin Dorfman and MaxCDN. All infrastructure migrated to jsDelivr's Multi-CDN with Cloudflare enterprise and BunnyCDN origin shielding.
- IBM NS1 ConnectcoreDNS sponsor providing GeoDNS services with anycast network across six continents. Handles millions of DNS queries daily, routing users to optimal CDN endpoints.
- CloudflarecorePrimary CDN sponsor providing unlimited bandwidth, IPv6 support, HTTP/2, HTTP/3, and enterprise-level services. Powers the main cdn.jsdelivr.net infrastructure with an Enterprise account.
- FastlycoreCore CDN sponsor providing unlimited bandwidth, SPDY, custom SSL+CNAME, and Cedexis community data integration. Serves as external HTTP load-balancer with healthchecks.
- Bunny.netcoreCDN sponsor providing bandwidth and hosting. Used for origin shielding, URL rewrites, and HTTP header changes. Powers bootstrapcdn.com infrastructure with origin shielding.
Scale indicators15 records
Recent moves8 records
Expansion highlights6 records
jsdelivr competitors and assessment
Company assessmentDirect peers
- Skypack: JavaScript delivery network for ESM packages from npm. Direct competitor in the ESM-CDN category; jsDelivr lists Skypack as a supported migration source.
- unpkg: Free CDN for everything on npm. Direct head-to-head competitor for serving npm packages to browsers, with the same URL-pattern ergonomics and no signup; jsDelivr's Convert-from page explicitly lists unpkg as a migration target.
- jsDelivr by Volentio (BootstrapCDN): BootstrapCDN was acquired by jsDelivr in 2021 and is now part of the jsDelivr network, but historically functioned as a standalone free CDN for Bootstrap, Font Awesome, and Bootswatch. Included for completeness as a now-internal peer.
- esm.sh: CDN that transforms npm packages to ESM on the fly. Closest direct competitor to jsDelivr's esm.run product, with overlapping developer audience and similar zero-config npm-to-ESM conversion.
Regional players
- KeyCDN: Developer-friendly affordable CDN with strong presence in Europe and Asia. Comparable target customer (SMBs and developers needing simple, low-cost static asset delivery) and pricing model to jsDelivr's underlying providers.
Broad incumbents
- Gcore: Global CDN, cloud, and edge AI provider. Gcore joined jsDelivr as a sponsor in August 2022 providing unlimited bandwidth and powers the img.jsdelivr.com image optimization stack, while also offering competing commercial CDN services.
- GitHub raw content delivery: GitHub's own raw.githubusercontent.com and GitHub Pages delivery. A baseline alternative developers reach for without jsDelivr; jsDelivr's value proposition (speed, caching, multi-CDN) is fundamentally relative to GitHub's default delivery.
- Bunny.net CDN: Affordable pay-as-you-go CDN with global PoPs. Bunny.net is both a jsDelivr infrastructure sponsor (origin shielding for bootstrapcdn.com) and a competing commercial CDN targeting developers and SMBs.
- Cloudflare: Global CDN and edge platform. Cloudflare is also jsDelivr's primary infrastructure sponsor, and offers a free CDN tier plus R2/object storage that competes directly for developer mindshare in static asset delivery.
- Fastly: Edge cloud platform with Compute@Edge. Fastly is a jsDelivr infrastructure sponsor serving as an external HTTP load-balancer, and competes for enterprise CDN workloads with low-latency dynamic content delivery.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights6 records
Customer concentration
jsdelivr social profiles
Digital presencejsdelivr financial estimates
Financial estimateRevenue estimate
Valuation estimate
jsdelivr leadership team
Management profileNumber of profiles
Profiles5 records
jsdelivr subsidiaries and ownership
Company hierarchySubsidiaries2 records
jsdelivr funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
jsdelivr M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about jsdelivr
What does jsdelivr do?
jsDelivr operates a free, public content delivery network that delivers JavaScript, CSS, fonts, and ES modules from npm and GitHub to websites and applications via cdn.jsdelivr.net and esm.run. It automatically proxies all npm and GitHub packages with zero publisher setup, applies on-the-fly minification, brotli compression, and version aliasing, and routes traffic across four CDN providers with smart load-balancing. The service is supplemented by a free public Data API, a usage statistics dashboard, a Cache Purge Tool, and custom CDN endpoints for open source projects such as Pyodide, CocoaPods, and Ghost.
Is jsdelivr a public or private company?
jsdelivr is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was jsdelivr founded?
jsdelivr was founded in 2012. It employs 1 to 10 people.
Where is jsdelivr based?
jsdelivr is headquartered in Kraków, Poland, in the Europe region.
How does jsdelivr make money?
Three revenue lines are on record. Free CDN Service (Primary) is the primary driver. The others are corporate Sponsorship Tiers and individual Donations.
Who are jsdelivr's main competitors?
Direct peers on record are Skypack, unpkg, jsDelivr by Volentio (BootstrapCDN) and esm.sh. KeyCDN is listed as a regional player. Broad incumbents are Gcore, GitHub raw content delivery, Bunny.net CDN, Cloudflare and Fastly.
Does jsdelivr have an API?
Yes. jsDelivr offers a public, free-to-use REST API (v1) providing information about npm packages, files, versions, entry points, CDN URLs, and download statistics. The API is documented via an OpenAPI specification and includes endpoints for package metadata (npm and GitHub), entry points detection, download statistics, network stats, browser/platform stats, and proxy stats. Rate limits are not imposed, though users planning 100+ requests per minute for extended periods should contact the company. The API is available at https://data.jsdelivr.com with endpoints like /v1/packages/npm/{package}, /v1/stats/packages, /v1/stats/network, and /v1/lookup/hash/{hash} for reverse file lookup. The API is licensed under Open Software License 3.0. Developer documentation is at data.jsdelivr.com.
What industry is jsdelivr in?
jsdelivr's product category is Content Delivery Network (CDN). Its primary akta.pro industry code is HDABAGAA, Traditional CDN (Static & Dynamic Content Acceleration), with a secondary code of HDABAGAF, Load Balancing & Application Delivery (ADC, Global Load Balancing). Its NAICS code is 51821 and its SIC code is 7370.