The free and Open Source productivity suite
A standalone, portable Ada package for producing Excel spreadsheets
Repairs/Recovers Corrupt MS Office 2007 - 2013 Format Files
Makes easy MS recommended Excel recovery methods - adds 5 of its own.
Extracts text/data from corrupt MS Office 2007-13 format files.
Add-In gathers MS recommended ways for uncorrupting Excel files.
go beyond the limitations of Excel functions