Advanced Uses for OpenRefine

This guide contains information about GREL (General Refine Expression Language) and regex expressions, reconciliation services, and combining multiple spreadsheets.

Start by reviewing the demo recordings below (transcripts and slides are also available.) If you'd like more examples of GRELs and Python scripts or other reconciliation services that are available, see the buttons below.

More Tutorials

Reconciliation Services


Demo Recordings


Video and transcript coming soon.

Slides