date(1) for the Persian calendar — Jalali (Hijri Shamsi) and Hijri Qamari dates with the same flags and +FORMAT specifiers as date. One POSIX shell script, zero dependencies.
linux shell cli command-line date awk posix iran persian-calendar zero-dependency jalali-calendar jalali coreutils hijri farsi shamsi hijri-calendar islamic-calendar qamari
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Updated
Jul 26, 2026 - Shell