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+
101
0
Open Page Rank 8+
1,442
6
Open Page Rank 7+
5,971
30
Open Page Rank 6+
12,404
63
Open Page Rank 5+
23,472
132
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
336,193
931
India
120,243
418
United Kingdom
105,254
496
Germany
103,146
382
France
94,934
314
Italy
90,969
261
Brazil
81,278
155
Canada
75,336
452
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 | 1000 ms |
Median site's p75 values from the Chrome UX Report, Aug 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 |
|---|---|
| rufflog.jp | Jul 2026 |
| licoricepizzarecords.com | May 2026 |
| sttmall.hk | Apr 2026 |
| remobile.eu | Sep 2025 |