RequireJS vs Twitter Flight
Head-to-head usage across the sites we track.
Top sites by authority
RequireJS · Twitter Flight · 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
3
Open Page Rank 7+
3,366
13
Open Page Rank 6+
5,789
19
Open Page Rank 5+
8,850
24
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
RequireJS · Twitter Flight · share of sites in each country using one or the other
United States
158,248
59
United Kingdom
46,226
44
Germany
42,885
48
India
35,970
40
Canada
34,211
47
France
31,966
45
Brazil
29,342
32
Australia
22,193
35
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | RequireJS | Twitter Flight |
|---|---|---|
| LCP | 1.5 s | 2.1 s |
| INP | 50 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 600 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.