{
  "id": "ultimaker/ultimaker-2-plus",
  "vendor": "Ultimaker",
  "model": "Ultimaker 2+",
  "category": "3d-printer",
  "status": "open-firmware",
  "summary": "Marlin ships an example configuration for this printer (config/examples/Ultimaker/Ultimaker 2+); building Marlin with it replaces the printer's firmware.",
  "projects": [
    {
      "name": "Marlin (example configuration)",
      "url": "https://github.com/MarlinFirmware/Configurations/tree/bugfix-2.1.x/config/examples/Ultimaker/Ultimaker%202+",
      "kind": "firmware",
      "license": "GPL-3.0"
    }
  ],
  "install": [
    {
      "project": "Marlin",
      "method": "sd-card",
      "guide": "https://marlinfw.org/docs/basics/install.html",
      "difficulty": "medium",
      "tools": [
        "Computer to build Marlin with the example configuration (PlatformIO), unless a pre-built binary exists",
        "microSD card or USB cable"
      ],
      "brick_risk": "low",
      "reversible": "partial",
      "notes": "Most 32-bit boards install firmware.bin from the SD card; 8-bit boards are flashed over USB, and some ship without a bootloader (then an ISP programmer is needed). Going back needs the vendor's stock firmware file, when the vendor publishes it."
    }
  ],
  "provenance": {
    "sources": [
      "marlin"
    ]
  },
  "updated": "2026-10-17"
}