What powers codex.so?
Last seen Jun 2026 · 13 technologies across 8 categories
Analytics
Yandex.Metrika
since May 2019
CDN
cdnjs
since Nov 2021
Cloudflare
since Nov 2021
JavaScript libraries
Highlight.js
since Apr 2019
Miscellaneous
Programming languages
Security
Cloudflare Bot Management
since May 2025
Web frameworks
Express
since Nov 2022
Web servers
Audience
- 61% desktop
- 40% phone
Russia
Ukraine
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.54 / 10 · ranked #849,647 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 3.4 MB · 43 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| docs.codex.so | 9 |
| codex.so | 8 |
| docs-demo.codex.so | 7 |
Full technology history →
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Recent changes
- detected Nginx Nov 2025