Wednesday, June 15, 2011

Open source API for read/write to Excel files

Long back, I had blogged about native APIs in .NET and Java to read/write Excel files.
Recently came across a new native .NET library that can be used to read/write Excel files and supports the binary BIFF format. This is the format used by Excel 2005 files - i.e. xls files. This API is still evolving and looks quite basic at this point of time. 
The code is available here:
There is also a .NET port of the popular Apache POI library available at:

The new office (2007, 2010) documents  are based on XML standards (i.e. xlsx files). There are a couple of open source projects for creating and modifying 2007 'xlsx' excel files.

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