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+
14
0
Open Page Rank 8+
113
3
Open Page Rank 7+
276
6
Open Page Rank 6+
457
6
Open Page Rank 5+
732
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
7,568
10
United Kingdom
2,021
6
France
1,763
3
Canada
1,389
4
India
1,324
6
Germany
1,291
7
Australia
1,169
7
Netherlands
1,060
3
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Mapbox.js | TerriaJS |
|---|---|---|
| LCP | 2.2 s | 2 s |
| INP | 100 ms | 112 ms |
| CLS | 0 | 0 |
| TTFB | 800 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.