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Getting Started with the Excel 2007 XLL SDK

This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This page may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist.

The Microsoft Office Excel 2007 XLL Software Development Kit provides information to help you get started with creating DLL add-ins for Microsoft Office Excel 2007 that use the C API. This section provides information about the C API and also links to reference documentation to help you get started with Excel 2007 XLL development.

In This Section

  • Excel 2007 XLL SDK API Function Reference
    Provides a reference for the Excel callbacks that the XLL can call, the XLL callbacks that Excel looks for, and the key functions in the sample and framework projects.