What powers caff.is?

Last seen Aug 2026 · 20 technologies across 13 categories

Analytics

Google Analytics
since Oct 2020
Hotjar
since Oct 2020

CDN

cdnjs
since Jun 2024
Cloudflare
since Jun 2024
jsDelivr
since Jun 2024
Unpkg
since Jun 2024

CMS

ProcessWire
since Jun 2024

Font scripts

Bootstrap Icons v1.8.3
since Jun 2024
Font Awesome v4.7.0
since Oct 2020

JavaScript libraries

Htmx v1.9.9
since Jun 2024
jQuery v3.1.0
since Oct 2020

Miscellaneous

Open Graph
since Jun 2024
Popper v1.14.7
since Jun 2024

Operating systems

Ubuntu
since Oct 2020

Programming languages

PHP
since Oct 2020

Tag managers

Google Tag Manager
since Oct 2020

UI frameworks

Bootstrap v4.6.1
since Oct 2020

Web server extensions

OpenSSL v3.0.2
since Oct 2020

Web servers

Apache HTTP Server v2.4.58
since Oct 2020

Webmail

Microsoft 365
since Sep 2024

AI Crawlers

No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.

  • robots.txt not found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Open Page Rank

5.72 / 10 · ranked #135,068 of all domains

195 referring domains · OpenPageRank

Page

  • Language: English
  • Weight: 4.0 MB · 57 requests
  • Structured data: OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Subdomains

HostTechs
caff.is 20
www.caff.is 20

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