Taqvim

Taqvim is a lightweight Persian (Jalali/Shamsi) calendar for Chrome, designed for fast everyday use. Check today’s Persian date, browse Jalali months, view holidays and observances, convert dates, and see the current time and date in Tehran—all without leaving your browser. Taqvim works locally after installation. It requires no account and makes no runtime requests to external APIs. Features: Jalali calendar as the primary calendar view Gregorian dates displayed alongside Persian dates Optional Hijri date display Verified official Iranian holiday data for supported years Recurring and calculated holiday markers when a verified yearly calendar is unavailable Persian cultural observances and optional Islamic holiday markers Detailed information for the selected day, including Jalali, Gregorian, Hijri, and holiday details Current Tehran time and date displayed in a dedicated card Date conversion between Jalali, Gregorian, and Hijri calendars Jalali jump-to-date picker with Persian year, month, and day selection Toolbar badge showing today’s Jalali day number based on your local date Light, dark, and system theme support Optional Persian numerals Configurable week start: Saturday, Sunday, or Monday Holiday category controls Weekend highlighting Option to open on today or restore the last viewed date