Open-Source Python Tool Automates FRCP Rule 6 Court Deadline Calculations

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A developer has released courtdays, a lightweight open-source Python library and command-line tool designed to calculate legal deadlines under FRCP Rule 6-style counting rules. The tool handles common complexities such as weekends, federal and state holidays, mail service add-ons, and business-day modes for contracts and SLAs. Each calculation produces a step-by-step breakdown so legal professionals can verify the arithmetic themselves. The library is installable via pip and supports both U.S. federal and state holiday calendars. The developer emphasizes that courtdays is not a substitute for legal judgment, as local rules and state codes may vary.

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