A plug-in for Oracle Application Express (APEX) by United Codes
An Excel spreadsheet user experience for APEX. Enhanced Grid Pro is built on the Handsontable library - a JavaScript data grid that looks and feels like a spreadsheet. Give your users Excel-like editing ability, including multi-line copy and paste, plus undo and redo functionality.
On plug-ins-pro.com you can view the documentation, try the sample app, and download.