an embeddable spreadsheet for your web application
...Neither the client nor the server needs Excel or any browser plugins.
Sheetster is primarily intended for developers who want to integrate spreadsheets into their web applications. Towards that end it provides a server-side API for document storage connectors and a rich REST API for manipulating open spreadsheets. It can also be deployed stand-alone by a website administrator to provide spreadsheet editing with a rudimentary CMS.
DocsFree is the first and only open source java-based Docs App Server. DocsFree is offered as an alternative to proprietary Docs solutions MS Office Online and Sharepoint, as well as to proprietary Docs SaaS offerings such as Google Docs.
You want to render an Excel file inside web browsers and allow users to edit information in cells... Workbook Tag has been designed to simplify this scenario. MSOffice is not required ! Ajax interact with server (Excel, Editor, Tag, HTML Converter, JSP)
The FastForward framework allows fast development of 3-tier spreadsheet applications. The spreadsheet is used as a browser, which can send and receive data. The project implements a spreadsheet add-on and data manipulation library for the webserver.
SameDesk is a common workspace for web applications. Supporting applications written in AJAX, Java, Flash, & Server-generated HTML, it lets applications across domains work together for the users via a familiar window GUI delivered via web browsers.