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FlyOS-Fast System Introduction

Overview​

FlyOS-Fast is a lightweight Linux system deeply optimized for 3D printing, providing a stable and efficient operating environment for the entire series of Fly host platforms.

Core Features​

🏗️ System Architecture​

  • Single-user mode: Minimalist design, supporting only the root user, ensuring system security and stability
  • File system optimization: Only the /etc and /data directories are writable, while core directories are read-only, significantly reducing the risk of damage from power outages
  • Fast startup: Optimized startup process, completing KlipperScreen startup within 30 seconds

📦 Software Ecosystem​

  • Complete pre-installed ecosystem: Built-in mainstream services such as Klipper, RRF, Mainsail, Fluidd, Moonraker, and KlipperScreen
  • Streamlined package management: Traditional package managers removed, with essential tools pre-installed, keeping the system lightweight
  • Environment optimization: Global Python environment, simplifying plugin installation and command execution

⚡ Functional Features​

Feature CategoryFeature DescriptionRemarks
System SwitchingSupports switching between Klipper and RRF dual systemsMeets different printing needs
Interface ManagementOne-click switching between Mainsail and Fluidd web interfacesEasy to operate
Power ManagementPower-loss shutdown and power-loss print recoveryChoose one configuration, cannot be enabled simultaneously
Data ManagementUSB port configuration file backup + OTA system updatesDual protection
Display SupportSupports TFT, HDMI, USB screens, and Fly-WiScreen serial displaysStable and reliable
Firmware ManagementAutomatic firmware flashing on bootSupports devices such as fly-c8, fly-c5, fly-c8p
PersonalizationPreset UI language and default printer nameReady to use out of the box
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