Nowadays, this pack includes more than 7000 different images. They are .svg files (Scalable Vector Graphics), a language used to describe vector graphics (animated or statics)
You will find images about any theme you can imagine: sport, computer, business, home, beach, electronic, office, plants, animals, people, food, geography, transport, tools, logos, leisure, decoration, and more.
The library includes a installer but it doesnt include a viewer.
If you want to preview all images, you will need an image viewer which can be found in this same website.