rdf2owl command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

rdf2owl: command not found

or when using sudo you get the following error message

sudo: rdf2owl: command not found

Solutions to rdf2owl: command not found

How To Fix rdf2owl: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu rdf2owl is provided by libowl-directsemantics-perl package.

libowl-directsemantics-perl is:

The Web Ontology Language (OWL) is a family of knowledge representation languages for authoring ontologies.

Resource Description Framework (RDF) is a standard model for data interchange on the Web.

OWL::DirectSemantics provides a basic framework for representing the OWL 2 direct semantics model, and a translator to build that model from an RDF-based model.

To fix this problem, we can install more using the command below.

sudo apt-get -y install libowl-directsemantics-perl

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install libowl-directsemantics-perl.

sudo apt -y install libowl-directsemantics-perl

Or if you have aptitude installed you can use the following command.

sudo aptitude install libowl-directsemantics-perl

Summary

In this tutorial we learn how to fix rdf2owl command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.