Apache is a free and open-source cross-platform web server software.
Google Analytics is a free web analytics service that tracks and reports website traffic.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Personio is the all-in-one HR software for small- and medium-sized companies with 10 to 2000 employees.
UIKit is the framework used for developing iOS applications.