HotXLS Delphi Component
Native XLS spreadsheet read/write library for Delphi and C++Builder without Microsoft Excel automation.
PDF and spreadsheet SDKs
Spreadsheet library
Build Delphi and C++Builder applications that read and write XLS spreadsheets without relying on Microsoft Excel automation.

Spreadsheet automation
HotXLS is designed for applications that must read, create, calculate, format, protect, and export spreadsheet files without starting Microsoft Excel or depending on Office automation.
Review the full format matrix, workbook APIs, formula engine, examples, documentation, evaluation package, and current license tiers.
Native XLS spreadsheet read/write library for Delphi and C++Builder without Microsoft Excel automation.