1.3.0 was released! The Slic3r project has been under active and massive development. Make sure you get 1.3.0 now or try the development builds! Read the full release notes for 1.3.0 Download Now! Free. For macOS, Windows and Linux. Slic3r is free software, developed by Alessandro Ranellucci with the help of several contributors and a wonderful community. Join the discussion on GitHub and help us