Minecraft Server Runs on Tiny Wi-Fi Lightbulb with Ucraft

Ucraft, a custom Minecraft server, runs on a Wi-Fi lightbulb by Vimpo, showcasing minimal hardware adaptation.

M
minecraftnew.com
10 Nov 2025

YouTuber and hardware enthusiast Vimpo has successfully implemented a custom Minecraft server called Ucraft on a Wi-Fi lightbulb, demonstrating the adaptability of Minecraft on minimalist hardware. This novel project involved using an Aliexpress Wi-Fi lightbulb connected to a microcontroller.

Key facts

  • Ucraft server by Vimpo runs on a modified Wi-Fi lightbulb.
  • The server binary is 46 KB without authentication and 90 KB with it.
  • Memory usage maxes at 70 KB for 10 players in limited minigames.
  • The server supports minigames such as TNT run, with block and map size constraints.
  • Implemented using an Aliexpress lightbulb, adapted to a microcontroller.

Impact / What’s next

Though limited in features and capacity, Vimpo's project highlights innovative applications of smart devices for game servers. Players can connect using typical peripherals, offering a unique, albeit constrained, Minecraft experience. This underscores potential for more compact, low-power server solutions in the future.

Running a Minecraft Server on a Lightbulb: Ucraft Demonstration