Countdown Screensaver - A Mac screensaver for counting down to a date 🖥🕐
Caffeine for Linux - Inspired by the Mac OS X version, Caffeine for Linux is a status bar application able to...
Email Taco - A free email countdown timer for expiring offers
Caffeine for Windows - Prevent your computer from going to sleep
stagetimer.io - A speaker timer in the Cloud
KeepingYouAwake - A Caffeine clone for macOS Yosemite, El Capitan and Sierra (including Dark Mode).