What powers qrk.co.jp?

Analytics

Google Analytics

since Mar 2021

CMS

WordPress v6.6.5

since Mar 2021

Databases

MySQL

since Mar 2021

Font scripts

Font Awesome

since Mar 2021

Google Font API

since Mar 2021

Hosting

Sakura Internet

since Aug 2022

JavaScript graphics

Mermaid

since Aug 2025

JavaScript libraries

jQuery v3.7.1

since Mar 2021

jQuery Migrate v3.4.1

since Jan 2022

OWL Carousel

since Jan 2022

Miscellaneous

Open Graph

since Sep 2022

RSS

since Dec 2022

Performance

Priority Hints

since Jan 2024

Programming languages

PHP v7.4.33

since Mar 2021

Security

reCAPTCHA

since Mar 2021

UI frameworks

Animate.css

since Mar 2021

Bootstrap

since Mar 2021

Web servers

Nginx

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WordPress plugins

All in One SEO v4.8.5

since Jul 2024

Contact Form 7 v6.0.1

since Feb 2022

Download Monitor v5.0.33

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Jetpack

since Feb 2022

WordPress themes

FameThemes OnePress

since Feb 2022