What powers optimizers.nl?

A/B Testing

Complianz v7.1.0

since Nov 2021

Analytics

Google Analytics

since Feb 2020

Hotjar

since Jan 2024

Blogs

WordPress

since Feb 2020

Caching

Redis Object Cache

since Nov 2024

WP Rocket

since Feb 2020

CDN

Cloudflare

since Apr 2024

Databases

MySQL

since Feb 2020

Redis

since Nov 2024

Email

Microsoft 365

since Jun 2023

Sendgrid

since Jun 2023

Font scripts

Google Font API

since Feb 2020

Form builders

Gravity Forms

since Feb 2020

Hosting panels

Plesk

since Jun 2023

Issue trackers

Atlassian Statuspage

since Jun 2023

JavaScript libraries

core-js v2.6.5

since Mar 2022

jQuery v3.7.1

since Feb 2020

jQuery Migrate v3.4.1

since Feb 2020

Marketing automation

HubSpot

since Jun 2023

Miscellaneous

HTTP/3

since Jun 2023

Open Graph

since Jun 2023

Webpack

since Jun 2023

Page builders

WordPress Block Editor

since Aug 2024

Performance

Priority Hints

since Sep 2023

Programming languages

PHP v8.2.26

since Feb 2020

Recruitment & staffing

Recruitee

since May 2024

Security

Cloudflare Bot Management

since Apr 2024

HSTS

since Nov 2024

reCAPTCHA

since Feb 2020

SEO

Yoast SEO v23.8

since Sep 2020

Tag managers

Google Tag Manager

since Feb 2020

Translation

Polylang

since Jun 2023

Web servers

LiteSpeed

since Jun 2023