xlsxio ☆
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Description:
C library for reading values from and writing values to .xlsx files
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: c-library xlsx spreadsheet file-format
Install: brew install xlsxio
About:
Xlsxio is a lightweight C library designed for reading and writing .xlsx files without requiring Microsoft Excel. It provides a simple, event-driven API that allows developers to efficiently parse and generate spreadsheets directly within their C applications.
Key Features:
  • No external dependencies like Excel
  • Simple event-driven API
  • Supports reading and writing
  • Cross-platform compatibility
Use Cases:
  • Generating reports in C applications
  • Parsing user-provided Excel data
  • Data migration from spreadsheets
Alternatives:
  • libxlsxwriter – Xlsxio supports both reading and writing, while libxlsxwriter is write-only
  • Apache POI – POI is Java-based, whereas Xlsxio is a native C library
Version History
Detected Version Rev Change Commit
Sep 12, 2025 6:03pm 0 VERSION_BUMP 924602f6
Sep 12, 2025 5:29pm 0 VERSION_BUMP 77f618d8
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