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Extentech Announces ExtenXLS 9: The Fastest and Most Reliable Java Spreadsheet SDK Now Supports 256-bit Encrypted Excel 97-2010 Files

Extentech Announces ExtenXLS 9: The Fastest and Most Reliable Java Spreadsheet SDK Now Supports 256-bit Encrypted Excel 97-2010 Files

San Francisco, CA (PRWEB) September 28, 2010

Extentech Inc., today announced the release of ExtenXLS 9, the latest version of the company's leading Java spreadsheet SDK.

ExtenXLS 9 is the latest version of the fastest and most reliable commercial toolkit for adding spreadsheet functionality to Java applications. ExtenXLS now supports secure spreadsheets encrypted with up to 256-bit security. Workbooks can be encrypted and decrypted with a password. Using this feature, developers can provide a high level of security over data and business logic contained in spreadsheets. ExtenXLS can import data directly from CSV and XML, and can export spreadsheets to a variety of formats including XML, CSV, and PDF.

"Our latest version of ExtenXLS brings developers super-secure encryption levels, popular features such as cell comments, auto filters, and thumbnail generation, as well as a full slate of optimizations, bug fixes and enhancements that push the envelope of what can be done with spreadsheets. Our customers have asked for encryption, better all-around performance, and revamped Swing UI components -- and with ExtenXLS 9 we have focused on value and delivered all of this and much more," says John McMahon, Extentech's CEO.

New features in ExtenXLS 9 include:

     Support for encrypting and decrypting XLS and XLSX workbooks with up to 256 bit encryption
     Create, edit, and delete cell comments (CommentHandle)
     Create, edit, delete and execute Auto Filters (AutoFilterHandle)
     Major formula execution CPU and memory performance improvements
     Complete overhaul of Swing UI performance and functionality
     Printer Settings Handle fixes and additional Excel printing support
     Ability to reset the password used for sheet protection
     Generate spreadsheet thumbnail Images with WorkBookHandle.getImage() method
     Over a dozen new Formula functions supported
     Seamless integration with Sheetster, the open source Java web spreadsheet server

Enterprises and developers depend upon correct and robust handling of vital spreadsheet data and applications. For nearly 10-years, hundreds of companies worldwide have depended on ExtenXLS for their critical spreadsheet development needs. Because responsive vendor support is a crucial component of project success, each ExtenXLS license includes a full year of unlimited support and all upgrades.

To download a free 30-day trial:



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