Teaching: 10 min
Exercises: 0 min
  • What is OpenRefine useful for?

  • Describe OpenRefine’s uses and applications.

  • Differentiate data cleaning from data organization.

  • Experiment with OpenRefine’s user interface.

  • Locate helpful resources to learn more about OpenRefine.


Motivations for the OpenRefine Lesson

Before we get started

The following setup is necessary before we can get started (see the instructions here.)

Do you need help with any of the following?

What is OpenRefine?

It can also help you

OpenRefine is a powerful, free, and open source tool with a large growing community of practice. More help can be found at

More Information on OpenRefine

You can find out a lot more about OpenRefine at the official user manual There is a Google Group that can answer a lot of beginner questions and problems. Recipes, scripts, projects, and extensions are available to add functionality to OpenRefine. These can be copied into your OpenRefine instance to run on your dataset.


Key Points

  • OpenRefine is a powerful, free and open source tool that can be used for data cleaning.

  • OpenRefine will automatically track any steps you take in working with your data.