Quick Summary
Additional Context
Prusa Research’s PrusaSlicer 3.0 has entered public preview, releasing on September 1, 2026 15 years to the day after the first commit to Slic3r, the project PrusaSlicer was originally forked from. The release rebuilds the user interface from scratch and introduces a new project system, a reworked profile architecture, and a plugin system, which Prusa Research founder Josef Průša describes as the largest set of changes in the software’s history.
Project system reworks multi-bed and multi-printer handling
The update changes how the multi-bed feature, introduced in PrusaSlicer 2.9.0, works. Beds are now treated as independent parts of a single project, each with its own configuration. Users can combine different printers and profiles within one file, move models between beds, and slice bed