GSAP vs Hydrogen
Head-to-head usage across the sites we track.
Top sites by authority
GSAP · Hydrogen · 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
6
Open Page Rank 7+
5,938
29
Open Page Rank 6+
12,399
60
Open Page Rank 5+
23,449
127
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
GSAP · Hydrogen · share of sites in each country using one or the other
United States
374,319
917
India
135,440
400
United Kingdom
119,878
492
Germany
113,182
366
France
112,048
331
Italy
105,125
263
Brazil
87,855
154
Canada
85,143
464
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | GSAP | Hydrogen |
|---|---|---|
| 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
GSAP to Hydrogen
| Domain | When |
|---|---|
| licoricepizzarecords.com | May 2026 |
| sttmall.hk | Apr 2026 |
| remobile.eu | Sep 2025 |