Countdown Timer extension for QuickSheet — see days, hours, and minutes remaining until important dates, right on your desktop wallpaper.
Shows countdown timers to important dates with color-coded urgency and progress bars:
| Icon | Meaning |
|---|---|
| 🔴 | Less than 1 hour |
| 🟡 | Less than 7 days |
| 🟢 | Less than 30 days |
| 🔵 | More than 30 days |
| ✅ | Past (completed) |
In any QuickSheet cell, type:
ext: github:Deskworks/quicksheet-cntdn
Custom events — comma-separated dates with labels:
cntdn: 2026-12-25 Christmas, 2026-07-04 Independence Day, 2026-10-31 Halloween
Single event:
cntdn: 2026-06-15 Project Launch
No arguments — shows upcoming US holidays:
cntdn:
⏳ Countdown Date Remaining Progress
🟢 Christmas 2026-12-25 7mo 10d ████████░░░░░░░░ 52%
🔵 Independence Day 2026-07-04 1mo 19d ████████████░░░░ 78%
🟡 Project Launch 2026-06-01 17d 4h ██████████████░░ 95%
✅ Memorial Day 2026-05-25 3d ago ████████████████ 100%
- QuickSheet (any mode)
- .NET 9 SDK
MIT