Mapbox.js vs TerriaJS
Head-to-head usage across the sites we track.
Top sites by authority
Mapbox.js · TerriaJS · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
15
0
Open Page Rank 8+
112
3
Open Page Rank 7+
275
6
Open Page Rank 6+
451
6
Open Page Rank 5+
729
7
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Mapbox.js · TerriaJS · share of sites in each country using one or the other
United States
7,507
10
United Kingdom
2,204
6
France
1,720
3
Canada
1,330
4
India
1,309
6
Germany
1,216
5
Australia
1,147
5
Spain
1,034
4
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Mapbox.js | TerriaJS |
|---|---|---|
| LCP | 2.2 s | 1.9 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 800 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.