Sources & References
This page lists the references used for Bangladesh Calendar 2026 data.
এই পাতায় বাংলাদেশ ক্যালেন্ডার ২০২৬-এ ব্যবহৃত তথ্যসূত্র দেওয়া আছে।
Holiday & Event Data
- Bangladesh Government Holiday Calendar (Cabinet Division) PDF
Primary reference for government/public holiday dates in this app.
- Bangladesh Bank Holiday Circular (2026)
Reference for bank-only holidays used in the calendar.
- Bank Holiday Coverage (2026) - The Business Standard
Supporting public reference for Bangladesh Bank 2026 holiday announcement.
Bangla & Hijri Date Conversion
- Revised Bangla Calendar (Bangladesh, 1987 reform)
Bangla conversion in this app follows revised fixed-date Bangladesh rules.
- Islamic Calendar (Tabular/Arithmetic method context)
Hijri conversion uses arithmetic Julian-day based approximation in code.
Prayer Times, Ramadan & Weather
- Internal Prayer Time Dataset (Bangladesh Calendar)
Prayer and Ramadan times are app dataset values with city offsets/adjustments.
- Open-Meteo Weather API
Current weather data on homepage cards.
- Open-Meteo Geocoding API
Location name resolution for weather display.
Note: Some calendar elements are computed from internal algorithms and curated data tables in the codebase.