Aspose.Cells FOSS

Aspose.Cells FOSS is an MIT-licensed Python library for creating, reading, and exporting Excel spreadsheets without Microsoft Office or any native dependencies. It covers the full spreadsheet manipulation stack, from cell values and styling to charts and formula evaluation.

Key capabilities

  • Create new workbooks and worksheets from scratch, or load existing XLSX and CSV files
  • Read and write cells by address; iterate over populated ranges
  • Apply font styles (name, size, color, bold, italic) and background fill colors
  • Build column, line, bar, and pie charts with named data series
  • Enter Excel-compatible formula strings
  • Export to multiple formats with a single workbook.save() call

Supported formats

XLSX, CSV, TSV, Markdown, JSON

Select your platform to access installation guides and full documentation: