Ember.js vs RequireJS
Head-to-head usage across the sites we track.
Top sites by authority
Ember.js · RequireJS · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
28
64
Open Page Rank 8+
335
1,009
Open Page Rank 7+
918
3,268
Open Page Rank 6+
1,414
5,565
Open Page Rank 5+
1,908
8,483
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Ember.js · RequireJS · share of sites in each country using one or the other
United States
6,190
126,047
United Kingdom
3,392
39,713
Germany
2,946
37,781
India
3,888
30,133
Canada
3,064
28,265
France
2,661
27,527
Brazil
2,399
25,881
Spain
2,444
19,648
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Ember.js | RequireJS |
|---|---|---|
| LCP | 1.9 s | 1.6 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Ember.js to RequireJS
| Domain | When |
|---|---|
| flourishwellnesscenter.org | May 2026 |