PICO-8 - Lua-based fantasy console for making and playing tiny, computer games and programs.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
TIC-80 - TIC-80 is a fantasy computer where you can make, play and share tiny games.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Pyxel - Retro game engine for Python inspired by fantasy consoles.
Better Uptime - We call you when your website goes down