Klipper

Plans and prices

Every plan, in full

On the record

API

Klipper includes a JSON-based application interface in addition to its standard G-code interface.klipper3d.org · read 11 Oct 2026

Compatibility limit

The FAQ says Raspberry Pi 1, Pi 2, and Zero 1 lack enough processing power to run Klipper well and are not recommended.klipper3d.org · read 11 Oct 2026

Configuration

Printer settings are stored in an editable configuration file, so changing a setting does not require reflashing the microcontroller.klipper3d.org · read 11 Oct 2026

Hardware

The installation guide recommends a Linux-based host, such as a Raspberry Pi or Debian-based Linux device, and explains that x86 Linux devices can also be used.klipper3d.org · read 11 Oct 2026

Integrations

Documented front ends include Mainsail, Fluidd, and OctoPrint, and common slicer G-code from SuperSlicer, Cura, and PrusaSlicer is supported.klipper3d.org · read 11 Oct 2026

License

The project describes Klipper software as Free Software and links to its license.klipper3d.org · read 11 Oct 2026

Movement features

It supports Smooth Pressure Advance and Input Shaping to improve extrusion behavior and reduce vibration effects on print quality.klipper3d.org · read 11 Oct 2026

Printer support

Klipper supports multiple microcontrollers, multiple extruders, and Cartesian, Delta, CoreXY, and other printer kinematics.klipper3d.org · read 11 Oct 2026

Purpose

Klipper is firmware that controls 3D printers by combining a general-purpose computer with one or more microcontrollers.klipper3d.org · read 11 Oct 2026

Safety behavior

If the microcontroller does not receive heater enablement confirmation every three seconds, it enters shutdown, designed to turn off heaters and stepper motors.klipper3d.org · read 11 Oct 2026

Setup requirements

The installation guide says creating a printer configuration from scratch requires significant technical knowledge about the printer and its electronics.klipper3d.org · read 11 Oct 2026

Step timing

Klipper schedules each stepper event with a precision of 25 microseconds or better.klipper3d.org · read 11 Oct 2026

Alternatives to Klipper

PC Polar CloudAndroidiPhone & iPad+5 A AstroPrintAndroidiPhone & iPad+6 S SimplyPrintAndroidiPhone & iPad+3 P PrusaSlicerAndroidiPhone & iPad+4 O OctoPrintAndroidWeb+5 3 3DPrinterOSAndroidiPhone & iPad+6 CP Craftware ProWindowsMac+1 K KISSlicerWindowsMac+1

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