Apache is a free and open-source cross-platform web server software.
BambooHR is an American technology company that provides human resources software as a service.
Calendly is an app for scheduling appointments, meetings, and events.
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.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Microsoft Advertising is an online advertising platform developed by Microsoft.
Open Graph is a protocol that is used to integrate any web page into the social graph.
PayPal is an online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders.
PHP is a general-purpose scripting language used for web development.
Twitter Ads is an advertising platform for Twitter 'microblogging' system.