Abstract

Ontology documentation, visualization, and validation are usually carried out with separate tools. This split workflow slows down development and makes knowledge transfer harder. We present OntoInk, an open-source MkDocs plugin that brings these activities together. Within a single documentation-as-code pipeline, OntoInk renders interactive ontology diagrams, validates instance data against SHACL shapes, runs OWL\,DL reasoning, and supports inline Turtle editing. General-purpose diagram plugins for MkDocs cannot parse RDF, dereference IRIs, overlay SHACL constraints, or run OWL reasoning. Compared with standalone ontology visualization tools, OntoInk embeds interactive and editable diagrams directly into documentation pages. A live demo and source code are available at \url{https://ise-fizkarlsruhe.github.io/ontoink/}.

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Publication details

Journal
Not available
Open access
Green open access

Cite this article

APA 7

Norouzi, E., Waitelonis, J., & Sack, H. (2026). OntoInk: Interactive Ontology Visualization, Validation, and Reasoning. https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning

MLA 9

Norouzi, Ebrahim, et al. "OntoInk: Interactive Ontology Visualization, Validation, and Reasoning." https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning.

Chicago (author–date)

Norouzi, Ebrahim, Jörg Waitelonis, and Harald Sack. 2026. "OntoInk: Interactive Ontology Visualization, Validation, and Reasoning." https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning.

Harvard

Norouzi, E., Waitelonis, J. and Sack, H. (2026) 'OntoInk: Interactive Ontology Visualization, Validation, and Reasoning', Available at: https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning.

Vancouver

Norouzi E, Waitelonis J, Sack H. OntoInk: Interactive Ontology Visualization, Validation, and Reasoning. https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning

IEEE

E. Norouzi, J. Waitelonis, and H. Sack, "OntoInk: Interactive Ontology Visualization, Validation, and Reasoning," https://omanscience.com/en/articles/ontoink-interactive-ontology-visualization-validation-and-reasoning.