
ag-Grid
The best HTML5 datagrid in the world
22 Alternatives To ag-Grid
DHTMLX
JavaScript Library for cross-platform web and mobile app development with HTML5 JavaScript widgets. Easy integration with popular JavaScript Frameworks.
DataTables
DataTables is a plug-in for the jQuery Javascript library.

EtherCalc
EtherCalc is a web spreadsheet.

Ext JS
…

FancyGrid
JavaScript grid library with charts integration and server communication.
FooTable
A responsive table plugin built on jQuery and made for Bootstrap.

Google Sheets
Synchronizing, online-based word processor, part of Google Drive.
Handsontable
JavaScript Spreadsheet
Microsoft Office Excel
Microsoft Office Excel is a commercial spreadsheet application.

Prerender
Allow your AngularJS, BackboneJS, or EmberJS apps to be crawled perfectly by search engines. View on Github.

Publisheet
Publish your Excel sheets to the web as dynamic web applications with formula support.

Sajari
Sajari is a machine learning powered search and matching service.
Sheetgo
Connect spreadsheets. Automate your work.

TableEdit
free mac app to view and edit spreadsheets

Vanilla-DataTables
A lightweight, dependency-free javascript HTML table plugin - Mobius1/Vanilla-DataTables
Webix DataTable
Fast and lightweight DataTable JS widget with advanced features like rowspan and colspan, filters, sorting, sparklines, treetable, clipboard and Drag-n-drop support and much more
ZingGrid
Built using web components, ZingGrid is a fully-featured, native solution for interactive, mobile-friendly JavaScript data grids and tables.

dhtmlxSpreadsheet
dhtmlxSpreadsheet - JavaScript and PHP spreadsheet software.

jQuery Dynatable
A funner, semantic, HTML5+JSON, interactive table plugin.
jqGrid
Updated information on jqGrid.Can be used for free for personal, school or non-profit project, under the Creative Commons Attribution-Non-Commercial 3.0 License.