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+
66
0
Open Page Rank 8+
1,026
0
Open Page Rank 7+
3,366
0
Open Page Rank 6+
5,789
2
Open Page Rank 5+
8,850
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
158,248
293
United Kingdom
46,226
152
Germany
42,885
164
India
35,970
126
Canada
34,211
139
France
31,966
130
Brazil
29,342
146
Australia
22,193
96
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | RequireJS | RightJS |
|---|---|---|
| LCP | 1.5 s | 1.8 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 600 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.