computerhistory.org

AddEvent

AddEvent is used to Add to Calendar and event tools for websites and newsletters.

AddToAny

AddToAny is a universal sharing platform that can be integrated into a website by use of a web widget or plugin.

cdnjs

cdnjs is a free distributed JS library delivery service.

Cloudflare

Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.

Facebook Pixel

Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.

Version: 2.9.187

Google Analytics

Google Analytics is a free web analytics service that tracks and reports website traffic.

HubSpot Analytics

HubSpot is a marketing and sales software that helps companies attract visitors, convert leads, and close customers.

Linkedin Insight Tag

LinkedIn Insight Tag is a lightweight JavaScript tag that powers conversion tracking, website audiences, and website demographics.

Google Tag Manager

Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.

HSTS

HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.

reCAPTCHA

reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.

HTTP/3

HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.

Open Graph

Open Graph is a protocol that is used to integrate any web page into the social graph.

HubSpot

HubSpot is a marketing and sales software that helps companies attract visitors, convert leads, and close customers.

jQuery

jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.

MySQL

MySQL is an open-source relational database management system.

PHP

PHP is a general-purpose scripting language used for web development.

Reddit Ads

Reddit Ads is an online advertising offering from Reddit.

WordPress

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.

Yoast SEO

Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.

Version: 24.5

Yoast SEO Premium

Yoast SEO Premium is a search engine optimisation plugin for WordPress and other platforms.

Version: 22.5