HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Personio is the all-in-one HR software for small- and medium-sized companies with 10 to 2000 employees.
PHP is a general-purpose scripting language used for web development.
Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.
Sendinblue is an email marketing solution for small and medium-sized businesses that want to send and automate email marketing campaigns.
Swiper is a JavaScript library that creates modern touch sliders with hardware-accelerated transitions.
TYPO3 is a free and open-source Web content management system written in PHP.