ag-Grid is a feature-rich datagrid available in free or enterprise versions. Easily integrate with your framework to deliver filtering, grouping, aggregation, pivoting and much more. Version 16 just released.
FancyGrid is a professional product for any kind complexity: business analytics, CRUD applications, live data edit, tables(grids) for sites. FancyGrid is plugin-free library, it has no dependencies but integrated with jQuery, AngularJS.
Power full data grid with artificial core and virtualization. Based on modern mutable approach and row/column recombination. All popular features and much more: cell, range edit, fixed rows, columns etc. Full customization: editor, render, header.