GitBook vs Swagger UI
Head-to-head usage across the sites we track.
Top sites by authority
GitBook · Swagger UI · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
4
6
Open Page Rank 8+
52
34
Open Page Rank 7+
176
71
Open Page Rank 6+
310
91
Open Page Rank 5+
502
109
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
GitBook · Swagger UI · share of sites in each country using one or the other
United States
2,554
358
India
2,119
295
Indonesia
1,436
195
Brazil
1,274
232
Germany
1,244
256
United Kingdom
1,233
261
France
1,132
248
Canada
1,021
225
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | GitBook | Swagger UI |
|---|---|---|
| LCP | 2.2 s | 2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 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.