Web technologies by category

3,942 technologies in 101 categories, grouped into 21 areas. Pick an area to explore, or see market share statistics.

JavaScript & frontend

The client-side stack: JavaScript frameworks and libraries, UI kits, graphics, and fonts.

7 categories · 328 technologies · 40,605,606 domains

Hosting & cloud

Where websites run: hosting providers, cloud platforms, and content delivery networks.

6 categories · 154 technologies · 30,916,370 domains

Backend & databases

Server-side foundations: web frameworks, programming languages, and databases.

4 categories · 125 technologies · 28,474,743 domains

Servers & networking

The machinery behind the site: web servers, proxies, load balancers, caching, and operating systems.

9 categories · 139 technologies · 28,271,282 domains

Analytics & testing

How sites measure themselves: analytics, real user monitoring, A/B testing, and tag managers.

4 categories · 266 technologies · 27,841,143 domains

Content & publishing

Platforms and tools for creating and managing website content, from full CMSes to blogs, wikis, and static site generators.

6 categories · 473 technologies · 22,907,025 domains

Security & privacy

Protection and compliance: security tools, authentication, cookie consent, and certificates.

4 categories · 144 technologies · 22,043,834 domains

Performance & accessibility

Tools that make sites faster and more accessible.

2 categories · 56 technologies · 14,194,806 domains

Plugins & themes

Extensions built for specific platforms, including WordPress plugins and themes and Shopify apps.

3 categories · 423 technologies · 12,428,589 domains

Ecommerce & retail

Online store platforms and the retail stack around them: storefronts, shipping, fulfilment, returns, and loyalty.

8 categories · 411 technologies · 11,077,243 domains

Support & community

Ways sites talk with their visitors: live chat, reviews, comments, forums, and surveys.

6 categories · 191 technologies · 8,374,335 domains

Search & SEO

Site search engines and SEO tools.

2 categories · 42 technologies · 7,961,712 domains

Business apps

Industry and back-office tools: bookings, recruitment, fundraising, learning platforms, and webmail.

9 categories · 132 technologies · 7,022,057 domains

Media & video

Video players, livestreaming, photo galleries, and digital asset management.

6 categories · 73 technologies · 6,595,448 domains

Widgets & add-ons

Embeddable widgets, form builders, translation tools, and other site add-ons.

4 categories · 145 technologies · 6,140,388 domains

Advertising

Ad networks, retargeting platforms, and affiliate programs found on websites.

3 categories · 188 technologies · 5,381,694 domains

Marketing & CRM

Tools that manage customers and campaigns: marketing automation, email, personalisation, and CRM.

7 categories · 281 technologies · 4,855,090 domains

Developer tools

Tools used to build and maintain sites: issue trackers, continuous integration, editors, and documentation.

6 categories · 130 technologies · 4,143,598 domains

Maps & location

Maps and geolocation services embedded in websites.

2 categories · 26 technologies · 3,883,622 domains

Payments

How websites take money: payment processors and buy now, pay later services.

2 categories · 124 technologies · 2,962,359 domains

Miscellaneous

Technologies and categories that do not fit a single group.

1 category · 91 technologies · 34,836,244 domains

Domain counts are distinct registrable domains using at least one technology in the group (each site counted once). Details: /methodology.