Eclipse Countdown 2017 - All of your eclipse questions answered
Countdown Screensaver - A Mac screensaver for counting down to a date 🖥🕐
Email Taco - A free email countdown timer for expiring offers
stagetimer.io - A speaker timer in the Cloud
Free time calculator - How much free time do you have remaining?
Orange Countdown - This is an installable PWA countdown to Biden inauguration.