RefinePro Knowledge Base
RefinePro's team have been building this knowledge base 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 comprenhensive 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 rigt side menu.