The background and development of this tool is described in the article Detecting topics and themes in Dutch texts
Demo tool for Dutch topic detection
This tool uses various Natural Language Processing and text mining techniques to automatically generate the primary keywords for any given Dutch text. It is backed by an API capable of processing texts at high-speed. It produces both summarizing and extractive keywords. It was trained on a massive multi-million document text corpus. Please note the accuracy and power of the tool may be further increased by tuning and training it for your specific text domain. Contact InterTextueel if you are interested in state-of-the-art Dutch text mining services.