OpenRefine (previously Google Refine) is a free, open source, and powerful tool for working with messy data: cleaning it, transforming it from one format into another, and extending it with web services and external data.
OpenRefine (previously Google Refine) is a free, open source, and powerful tool for working with messy data: cleaning it, transforming it from one format into another, and extending it with web services and external data.