ImageX - Dynamic construction and manipulation of hierarchical quartic image graphs

Preview of our new reseach project. Search private untagged images with keywords or explore them using a interface similar to Google Maps. The finished program will be available to download to free in June 2018.


akiwi is a semi-automatic image tagging system able to suggest keywords for unknown images with minimal user input. Use akiwi to find keywords for your images.
Tag your own images now.

Picsbuffetfor pixabay

Use picsbuffet to visually browse 830000 free images (CC0) from pixabay in your browser. It is a easy as navigating Google Maps.
Navigate to picsbuffet for Pixabay

Picsbuffet for Ikea

In this demo we have applied the picsbuffet idea to visually browse IKEA product images. Please use German keywords for searching products.
Navigate to picsbuffet for Ikea


Use picsbuffet to visually browse millions of images in your browser. As with mapping systems you can easily explore and search huge sets of images.
Navigate to picsbuffet for Fotolia


The game Apetopia helps the computer to determine perceived color differences. Players choices are used to model better color metrics.
Play the game.


ImageSorter is an (older) freeware which arranges huge sets of images. It also helps to find similar images on your computer.
Windows XP / Vista / 7 / 8 / 10
Mac OS X 10.6 Snow Leopard


Clustering helps to get an overview of different concepts associated with a query. Even with very vague keywords particular images can be found very quickly.
See yourself. Go to the website.


Image navigation the better way. Due to the visual sorting, PicsLikeThat can show several hundred images allowing easy inspection.
Try it out now.