Let’s get concrete. Using an infrared thermometer and HWMonitor, here’s what typical Eaglercraft singleplayer sessions look like:

Now go forth—build that castle, but maybe turn off smooth lighting first. Your CPU will thank you.

Here's a secret the pros use: If your singleplayer world runs too hot on your laptop, but you have a desktop PC or a second machine, run on the powerful machine and join it from your laptop via localhost:8081 on the same network.

: EaglercraftX 1.8 supports singleplayer via an internal server, meaning your worlds are saved directly to your browser's IndexedDB storage .