GSAP vs Lazy.js
Head-to-head usage across the sites we track.
Top sites by authority
GSAP · Lazy.js · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
97
0
Open Page Rank 8+
1,446
0
Open Page Rank 7+
5,938
0
Open Page Rank 6+
12,399
0
Open Page Rank 5+
23,449
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
GSAP · Lazy.js · share of sites in each country using one or the other
United States
374,319
1,114
India
135,440
622
United Kingdom
119,878
686
Germany
113,182
715
France
112,048
555
Italy
105,125
497
Brazil
87,855
441
Canada
85,143
614
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | GSAP | Lazy.js |
|---|---|---|
| LCP | 2 s | 2 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.