BetaCalendars SheetForge is an MIT-licensed Python toolkit for generating and validating deterministic printable Gregorian calendars. Build month grids and page layouts in SVG, HTML, JSON, or CSV. Configure week starts, natural or six-week grids, adjacent-day policies, and paper sizes; validate date and year-boundary behavior. Source code and release downloads are available in the Files area. Printable calendar references: https://www.betacalendars.com/

Features

  • Deterministic month grids with seven week starts and natural or six-week layouts.
  • SVG, HTML, JSON and CSV output with configurable print-ready page geometry.
  • Cross-year boundary validation and reproducible calendar diagnostics.

Project Activity

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Categories

Calendar

License

MIT License

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BetaCalendars SheetForge Web Site

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Additional Project Details

Operating Systems

Linux, Mac, Windows

Intended Audience

Developers, End Users/Desktop

Programming Language

Python

Related Categories

Python Calendar Software

Registered

2026-10-07