MatterControl

Orca Slicer is a free, open source 3D printing slicer for FFF and FDM 3D printers, designed to turn 3D models into precise G-code with advanced calibration tools, intelligent print controls, and a user-friendly workflow. It gives makers a complete environment for preparing, tuning, previewing, and optimizing prints, with support for Windows, macOS, and Linux. Orca Slicer includes a comprehensive calibration suite for temperature towers, flow rate tuning, pressure advance, retraction tests, tolerance testing, maximum flow rate testing, and vertical fine artifact calibration, helping users fine-tune printers and filaments for better print quality. The slicer also offers precise wall and seam control, including outer wall spacing adjustments and scarf seams to improve accuracy and surface finish. It includes features for sandwich mode, polyholes, multi-plate workflows, printer setup, slicing settings, and detailed model preparation, giving users more control over how parts are printed.

Trusted by millions of users, Ultimaker Cura is the world’s most popular 3D printing software. Prepare prints with a few clicks, integrate with CAD software for an easier workflow, or dive into custom settings for in-depth control. At the heart of Ultimaker Cura is its powerful, open-source slicing engine, built through years of expert in-house development and user contributions. Intent profiles print specific applications at the click of a button. Recommended profiles tested for thousands of hours ensure reliable results. ‘Custom mode’ gives over 400 settings for granular control. Regular updates constantly improve features and printing experience​. If you own a 3D printer, software matters. Get the most from your printer with software designed to suit your workflow. Manufacturing doesn’t need to be complicated. We design our software so anyone can use it – both experienced or rookie 3D printer users.