Apache is a free and open-source cross-platform web server software.
Basic is an authetication method used by some web servers.
Kentico CMS is a web content management system for building websites, online stores, intranets, and Web 2.0 community sites.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.