Geeetech I3 Pro B Software Work | 2025 |

If you have just unboxed this kit (or are struggling to get a good print), you are likely asking one question:

Raspberry Pi users: Install OctoPrint. This is a web server that connects to your i3 Pro B via USB. You upload G-code from your browser, and the Raspberry Pi feeds it to the printer.

The i3 Pro B has a relatively heavy extruder assembly. Keep your print speeds between 40–60mm/s. Anything above 70mm/s will result in ringing artifacts unless you have added bracing mods. geeetech i3 pro b software

The printer must communicate with your computer over a wired USB connection.

: A powerful tool often used with Repetier-Host for manual tweaking of settings Thingiverse 4. Firmware Tools (Advanced) If you have just unboxed this kit (or

★★★★☆ (4/5) – Powerful for tinkerers, overwhelming for beginners.

If you want to see exactly what your Geeetech is doing, Repetier-Host is the gold standard. It combines a slicer (using Slic3r engine internally) with a manual control panel. The i3 Pro B has a relatively heavy extruder assembly

How you get the G-code to the printer defines your workflow.

The i3 Pro B does not have a proprietary slicer like a Creality printer might. It works with any open-source slicer. However, not all slicers have a preset for this specific model. Here are the best options, ranked for the i3 Pro B.