Apereo CAS vs NextAuth.js
Head-to-head usage across the sites we track.
Top sites by authority
Apereo CAS · NextAuth.js · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
12
Open Page Rank 8+
14
121
Open Page Rank 7+
45
431
Open Page Rank 6+
51
789
Open Page Rank 5+
61
1,235
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Apereo CAS · NextAuth.js · share of sites in each country using one or the other
United States
194
5,917
India
133
4,678
Brazil
84
3,219
United Kingdom
110
2,920
Germany
94
2,819
France
155
2,480
Indonesia
81
2,395
Canada
112
2,298
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Apereo CAS | NextAuth.js |
|---|---|---|
| LCP | 1.5 s | 2.2 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Oct 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.