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
10
Open Page Rank 8+
14
118
Open Page Rank 7+
45
426
Open Page Rank 6+
51
784
Open Page Rank 5+
61
1,221
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
5,751
India
139
4,605
Brazil
82
3,220
United Kingdom
99
2,848
Germany
96
2,792
France
156
2,438
Indonesia
86
2,370
Canada
98
2,295
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, 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.