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+
29
64
Open Page Rank 8+
345
1,028
Open Page Rank 7+
940
3,327
Open Page Rank 6+
1,443
5,673
Open Page Rank 5+
1,946
8,648
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
6,197
132,201
United Kingdom
3,364
40,149
Germany
2,975
38,420
India
3,932
30,963
Canada
3,075
29,177
France
2,588
27,073
Brazil
2,425
26,685
Australia
2,284
19,263
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Ember.js | RequireJS |
|---|---|---|
| LCP | 1.9 s | 1.5 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Aug 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 |