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.
Blogger is a blog-publishing service that allows multi-user blogs with time-stamped entries.
Plausible is an open-source alternative to Google Analytics.
SoundCloud widget gives you the ability to upload, manage and share tracks.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.
Vimeo is a video hosting, sharing and services platform. Vimeo operation an ad-free basis by providing subscription plans.
YouTube is a video sharing service where users can create their own profile, upload videos, watch, like and comment on other videos.