JQPivot - component to turn a data into a summary table and then optionally add a true 2-d drag'n'drop UI to allow a user to manipulate this summary table, turning it into a pivot table, very similar to the one found in older versions of Microsoft Excel with a bunch of extra developer-oriented features and some visualization effects.

Key features:

- Google Chart renderers
- d3-based Treemap
- Drag'n'Drop feature
- Cross-browser