LunaVibe: Lunisolar Calendar

A lunisolar calendar, right in your browser.

LunaVibe: Lunisolar Calendar brings the Vietnamese solar and lunar calendar directly to Chrome, with festive effects to celebrate upcoming holidays. Check dates, convert between calendars, and follow holidays from a convenient side panel that stays open while you browse. Key features: - View today's date using Vietnam time (UTC+7) - See solar and lunar dates together in one monthly calendar - Convert Solar → Lunar and Lunar → Solar dates, including valid leap months - Identify the first lunar day and important Vietnamese and seasonal holidays - See how many days remain before or have passed since a selected date - Display the current lunar day on the extension badge - Remember your most recently selected tab, date, and effect settings Celebrate with seasonal effects: - Add playful spiders to your web pages for Halloween - Enjoy falling snow, festive lights, or Santa animations for Christmas - Turn effects on or off directly from the calendar, starting 30 days before each event - Save your choices to repeat automatically each year, with effects stopping after the event day - Customize snowfall density, speed, size, and cursor interaction - Preview effects inside the side panel before enabling them on websites Website effects continue while the calendar panel is closed. They pause in background tabs and respect your system's reduced-motion preference. Effects are optional and disabled by default for each event. Chrome pages and other protected pages do not support effects. Why install LunaVibe? LunaVibe keeps essential Vietnamese calendar information close at hand in a clear, easy-to-read side panel. Quickly check lunar dates, plan around traditional holidays, or convert dates without opening another website—and add a little seasonal fun to your browsing. Calendar calculations and effects run locally. No account is required, preferences are stored on your device, and your calendar activity is not sent to external servers. Please note: LunaVibe provides calendar information and optional seasonal visual effects. It does not offer lucky-day predictions, feng shui advice, or horoscope readings.