AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
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.
Hugo is an open-source static site generator written in Go.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Unix is a family of multitasking, multiuser computer operating systems.