マスタ管理等に使えそうなPHP製のリッチなData Grid

phpGrid | Instant PHP Datagrid Solution

Grid-based editing, create, read, update and delete (CRUD), are the most common operations for web developers. With phpGrid web-based data editing is easy. Even with little programming background, one can develop professional looking, AJAX-enabled PHP datagrids in just a few minutes.

でも無償版はデータの編集等ができないらしい。
UIにはjqGrid（とjQuery UI）を使っている。