This is the RefinePro knowledge base about OpenRefine. We build it over the years, and keep adding to it. From great tutorials and how-to, to handy GREL expressions and links to external resources, you will find here one of the most comprehensive list of resources to learn OpenRefine.

For a comprehensive documentation you should refer to the official OpenRefine wiki.

Don't where to get started? Search for a specific function below, or read our most popular article from the right side menu.

28.4.23

OpenRefine April 2023 Review

We wish you a very happy May! This month, we decided to share the most relevant and helpful OpenRefine April 2023 release, videos, and academic publications with you. Read on to discover them.


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