What powers tcl-lang.org?
Last seen Jun 2026 · 13 technologies across 9 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| tcl programming language | #2 | 210 |
| tcl language | #2 | 210 |
| tcl scripting language | #1 | 180 |
| tk | #51 | 160 |
| lmap | #3 | 97 |
| tcl programming language | #4 | 86 |
| tcl language | #4 | 86 |
| toplevel | #4 | 86 |
| tcl script | #2 | 72 |
| while command | #9 | 66 |
| tcl lists | #1 | 64 |
| tcl commands | #1 | 64 |
| tcl tool command language tutorial | #1 | 52 |
| tcllib download | #1 | 43 |
| tcl/tk manual | #1 | 43 |
| tcl download | #1 | 43 |
| tk tcl download | #1 | 43 |
| download tclsh | #1 | 43 |
| download tcl/tk | #1 | 43 |
| tcl tutorial | #1 | 39 |
| tcl programming | #7 | 33 |
| tcl expression | #1 | 33 |
| tk bindings | #1 | 33 |
| proc tcl | #1 | 33 |
| what is tcl/tk | #6 | 30 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 85% desktop
- 15% phone
United States
India
Germany
United Kingdom
Brazil
Australia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.77 / 10 · ranked #58,011 of all domains
310 referring domains · OpenPageRank
Search traffic
3,300 est. monthly organic visits (US)
1,165 keywords in Google's top 30
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Cloudflare
- Weight: 0.1 MB · 11 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| wiki.tcl-lang.org | 9 |
| core.tcl-lang.org | 5 |
| wfr.tcl-lang.org | 4 |
| www.tcl-lang.org | 2 |