Lua vs Ruby
Head-to-head usage across the sites we track.
Top sites by authority
Lua · Ruby · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
93
Open Page Rank 8+
21
1,473
Open Page Rank 7+
77
4,626
Open Page Rank 6+
96
7,835
Open Page Rank 5+
106
12,013
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Lua · Ruby · share of sites in each country using one or the other
United States
7,766
81,172
India
2,740
31,163
United Kingdom
2,460
31,238
Canada
2,710
27,720
Germany
1,968
24,578
France
1,670
24,019
Japan
1,538
20,441
Australia
1,803
19,566
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Lua | Ruby |
|---|---|---|
| LCP | 1.8 s | 1.7 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Lua to Ruby
| Domain | When |
|---|---|
| knowledgeconnexions.world | Aug 2026 |
| sesao14.org | Jun 2026 |
| dialogueeurope.org | Jun 2026 |