Intersection Observer
JavaScript library
1.00× in 12 months, from 71.3M to 71.6M websites, faster than 38% of web technologies.
Measured by Vela Breakout · as of Oct 10, 2026 · How we measure
JavaScript library
1.00× in 12 months, from 71.3M to 71.6M websites, faster than 38% of web technologies.
Measured by Vela Breakout · as of Oct 10, 2026 · How we measure