Node.js vs WebAssembly
Head-to-head usage across the sites we track.
Top sites by authority
Node.js · WebAssembly · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
166
9
Open Page Rank 8+
2,808
24
Open Page Rank 7+
11,131
40
Open Page Rank 6+
20,892
65
Open Page Rank 5+
34,806
87
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Node.js · WebAssembly · share of sites in each country using one or the other
United States
215,999
419
India
135,612
278
Brazil
88,226
403
United Kingdom
87,274
263
Germany
86,911
235
France
70,777
213
Canada
68,178
229
Indonesia
63,260
239
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Node.js | WebAssembly |
|---|---|---|
| LCP | 2.1 s | 2.7 s |
| INP | 100 ms | 125 ms |
| CLS | 0 | 0.05 |
| 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
WebAssembly to Node.js
| Domain | When |
|---|---|
| raiffeisen.al | Sep 2026 |