{
  "id": "hglrc/zeusf4evo",
  "vendor": "HGLRC",
  "model": "ZEUSF4EVO",
  "category": "drone",
  "identifiers": {
    "chips": [
      "STM32F411"
    ]
  },
  "status": "open-firmware",
  "projects": [
    {
      "name": "Betaflight ZEUSF4EVO target",
      "url": "https://github.com/betaflight/config/tree/master/configs/HGLR/ZEUSF4EVO",
      "kind": "firmware",
      "license": "GPL-3.0-or-later",
      "freedom": {
        "nonfree": [
          "bootloader"
        ],
        "cloud": "none",
        "notes": "Betaflight is free; the microcontroller's ROM bootloader (DFU) it is flashed through is closed and stays."
      }
    }
  ],
  "install": [
    {
      "project": "Betaflight",
      "method": "usb-bootloader",
      "guide": "https://betaflight.com/docs/wiki/getting-started/firmware-installation",
      "installer": "https://app.betaflight.com/",
      "difficulty": "easy",
      "tools": [
        "Computer with the Betaflight App (Chromium-based browser) or Betaflight Configurator",
        "USB cable"
      ],
      "opens_device": false,
      "brick_risk": "low",
      "reversible": "yes",
      "notes": "Most of these boards ship with Betaflight. Pick the board's target name in the App's firmware flasher; if it is not detected, hold the board's BOOT button while plugging USB in."
    }
  ],
  "provenance": {
    "sources": [
      "betaflight"
    ]
  },
  "updated": "2026-10-25"
}