GitBook vs MkDocs
Head-to-head usage across the sites we track.
Top sites by authority
GitBook · MkDocs · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
3
15
Open Page Rank 8+
50
74
Open Page Rank 7+
166
156
Open Page Rank 6+
288
225
Open Page Rank 5+
473
296
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
GitBook · MkDocs · share of sites in each country using one or the other
United States
2,236
978
India
1,844
722
Indonesia
1,196
428
United Kingdom
1,084
529
Brazil
1,112
482
Germany
1,051
541
France
921
477
Canada
910
458
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | GitBook | MkDocs |
|---|---|---|
| LCP | 2.1 s | 1.4 s |
| INP | 100 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.