RequireJS vs RightJS
Head-to-head usage across the sites we track.
Top sites by authority
RequireJS · RightJS · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
65
0
Open Page Rank 8+
994
0
Open Page Rank 7+
3,258
0
Open Page Rank 6+
5,572
2
Open Page Rank 5+
8,483
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
RequireJS · RightJS · share of sites in each country using one or the other
United States
126,047
249
United Kingdom
39,713
127
Germany
37,781
139
India
30,133
113
Canada
28,265
111
France
27,527
107
Brazil
25,881
118
Spain
19,648
104
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | RequireJS | RightJS |
|---|---|---|
| LCP | 1.6 s | 1.7 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 600 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.