Chart.js vs Rive
Head-to-head usage across the sites we track.
Top sites by authority
Chart.js · Rive · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
51
1
Open Page Rank 8+
874
14
Open Page Rank 7+
3,052
35
Open Page Rank 6+
5,320
71
Open Page Rank 5+
8,413
102
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Chart.js · Rive · share of sites in each country using one or the other
United States
47,410
305
India
24,979
217
Germany
21,175
127
Italy
20,268
79
Spain
18,944
95
United Kingdom
18,448
141
Brazil
17,645
82
France
17,424
117
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Chart.js | Rive |
|---|---|---|
| LCP | 2.2 s | 2.1 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 1000 ms | 850 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.