https://www.pistack.xyz/tags/excel/ Recent content in Excel on Pi Stack Hugo en-us Sat, 20 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-20-spreadsheet-generation-libraries-openpyxl-xlsxwriter-excelize-phpspreadsheet/ Sat, 20 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-20-spreadsheet-generation-libraries-openpyxl-xlsxwriter-excelize-phpspreadsheet/ <p>Modern applications frequently need to generate Excel and spreadsheet files programmatically — from financial reports and data exports to invoice generation and analytics dashboards. While self-hosted spreadsheet editors like EtherCalc and Collabora provide web-based interactive editing, sometimes you need to generate <code>.xlsx</code> files directly from your application code without user interaction.</p>