IceSL vs Mainsail
IceSL
icesl.inria.frMainsail
docs.mainsail.xyzSide by side
| Figure | IceSL | Mainsail |
|---|---|---|
| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 1 | 1 |
| Spec score · 3D Printing Software | 8.2 (#8) | 8.4 (#5) |
| Integrations | IceSL documentation describes a plugin system, printer profile documentation, and Python bindings called pyicesl; the download page offers pyicesl packages for Windows and Linux. | Mainsail supports slicer workflows and documents Cura, IdeaMaker, OrcaSlicer, and PrusaSlicer integrations. |
| Purpose | IceSL provides tools for 3D modeling and slicing, including customizable shape fabrication. | Mainsail is a web interface for managing and controlling 3D printers powered by Klipper firmware. |
| Support | The EULA says the licensor does not offer installation or implementation assistance or software maintenance. | The project lists Discord as its primary community support channel, GitHub Discussions as an alternative, and Reddit as community-driven help that is not officially supported. |
Plans
In their own words
IceSL
IceSL is a free set of 3D modeling and slicing tools for customizable shape fabrication. IceSL-forge combines modeling and slicing through a Lua language that describes Boolean combinations of triangle meshes, voxels, implicit surfaces and shaders. IceSL-slicer turns models or geometry scripts into G-code, DLP printer images and laser-cutter paths. SliceCrafter provides browser-based slicing, while WebPrinter previews G-code by emulating a 3D printer. Available slicing methods include cubic and tetrahedral infills, bridge supports, adaptive layer thickness, progressive infills, efficient offsetting, protective shields and self-supporting cavities. Polyfoam and Phasor infillers expose local density, orientation, direction and randomness controls. Layer thickness, infill density and printing speed can vary by layer. Documentation covers plugins, printer profiles and pyicesl Python bindings. IceSL requires a GPU with full OpenGL 4.3 support. Its free license is limited to internal research and academic use; commercial and production use are forbidden.
Mainsail
Mainsail has no write-up on Specifiction yet; its figures are above.