Transforming a simple line chart into an adaptable timeline is easier than you think.

Compare the best free Microsoft Excel alternatives for 2026, including features, pricing, pros and cons, and use cases for each spreadsheet tool.

The most useful Excel date functions handle everyday workflows like countdowns, working days, and month-based planning automatically.

Transform Excel tabular data into professional Graphviz diagrams — directly in a spreadsheet. The Relationship Visualizer is a powerful, free Excel tool that turns row-based data (org structures, ...

Each profile below follows the same structure: what the library is, a code example performing the standard task (create workbook, write data, save), its genuine strengths and limitations, and who ...

SheetXL is the open spreadsheet ecosystem — modular, embeddable, and fully scriptable. Excel-compatible. API-first. Built for speed. If you like SheetXL give us a star ⭐ and help others find us!

Finding the best Mac apps can be challenging. Not only can you download apps from the Mac App Store, but you can freely download others from outside the store. This flexibility was previously ...