🆚 Speculation Rules vs. Tachyon
- 📈 Speculation Rules is much more popular than Tachyon.
- 🌍 Speculation Rules is more popular in all countries.
Statistics based on 4M+ analyzed websites. About this data
Speculation Rules
TachyonType
Performance optimization technology
Performance optimization technology
About
The Speculation Rules API is a browser API that improves navigation performance by prefetching or prerendering pages that users are likely to visit next.
It uses 
JSON-based rules embedded in 
HTML or HTTP headers, and is designed as a successor to older techniques such as 
Prefetch and the deprecated Prerender attribute.
Tachyon is a deprecated script that improves the user experience of your website by prerendering pages before a user navigates to them.
Headquarters
Mountain View, California, United States
Pricing
Free ✔️ Open source
Categories
Performance Optimization › Rank #3
Performance Optimization › Rank #34
Standards › Rank #10
JavaScript Libraries › Rank #296
Legacy › Rank #99
Popularity
Determined by the number of sites using each technology.
Speculation Rules performance optimization technology is 15,064 times more popular than Tachyon.
Total websites
Market share
Performance Optimization
Popularity by country
Determined by the number of sites detected from each country.
Speculation Rules is more popular than Tachyon in all countries.
United States
United Kingdom
Germany
Japan
France
Spain
Italy
Australia
Netherlands
Canada
Awards
- 🥈 Second most popular in Switzerland in the Performance Optimization category.
- 🥈 Second most popular in Iran in the Performance Optimization category.
- 🥈 Second most popular in Finland in the Performance Optimization category.
- 🥈 Second most popular in Trinidad and Tobago in the Performance Optimization category.
- 🥈 Second most popular in Liechtenstein in the Performance Optimization category.
Popularity by domain category
Determined by the number of sites in each category.
Speculation Rules is more popular than Tachyon in all market segments.
Business
Marketing/Merchandising
Blogs/Wiki
Online Shopping
Education/Reference
Internet Services
Entertainment
Health
Non-Profit/Advocacy/NGO
General News
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Google company profile🗃️ 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 4,001,723 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.