OpenPyXL

OpenPyXL enables users to create, read, and edit Excel files (.xlsx) with ease. It is designed for Python developers who need to process data in spreadsheets programmatically.

Key Features

• Read and write Excel 2010 xlsx/xlsm/xltx/xltm files
• Supports formatting, charts, and images
• Easy integration with Python applications
• Handles large datasets efficiently
• Built-in support for formulas and calculations

Pros

• Completely free and open-source
• Active community and extensive documentation
• Versatile for various data processing tasks
• Robust support for Excel features

Cons

• Limited support for older Excel formats (xls)
• Performance can degrade with very large files
• Learning curve for advanced features
• No built-in support for data validation rules