Yahoo

Yahoo, stylized as Yahoo!, is an American pioneering brand of the early Internet, and now a technology company that provides a range of online services including web portals, news aggregators, search engine, and email service.

• 🏠 Website
  • yahooinc.com #115,614
• 💼 Legal name
  • Yahoo! Inc.
• 🏤 Headquarters
  • New York, United States
• 🗓️ Founded
  • January 1994 (32 years ago)
• 🔗 Links
  • Wikipedia

⚡ Technologies

We track 5 technologies owned or developed by Yahoo! Inc. that are used across the web.

#	Technology	Reach The percentage of websites using the technology out of the total number of sites analyzed.
1	YUI A legacy, open-source JavaScript and CSS library for building interactive web applications with a focus on modular architecture and cross-browser consistency. FreeOpen sourceLegacy	0.1%
2	Yahoo Advertising A pay-per-click digital advertising platform.	0.08%
3	Pure CSS A lightweight, responsive CSS framework developed by Yahoo for building fast and minimal web interfaces. FreeOpen source	0.07%
4	Yahoo! SiteBuilder A WYSIWYG website building application that was discontinued in 2021. Legacy	0.002%
5	Yahoo! Auctions Taiwan A peer-to-peer marketplace where products are either auctioned or offered for a fixed price.	0.001%

🗃️ About This Data

• We evaluate the popularity of technologies based on the number of websites where we detect their usage.
• Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
• This report is based on the analysis of 4,046,631 websites.
• Statistics were last calculated on November 12, 2026.
• For more details, see our methodology and disclaimer.