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Jewellery & NURBS

Kerf vs Rhino

NURBS & jewelry CAD — class-leading kernel vs MIT open-core.

44/45in Kerf today
14/45in Rhino (included)
14behind a paid tier
2026-05-19last reviewed
CapabilityKerfRhino
NURBS surfacing (blend/network/patch)D1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/network_srf.py yes source ↗
Surface continuity matching (G0–G3)D1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/match_srf.py yes source ↗
Sweep (1 & 2 rail)D1 yes packages/kerf-cad-core/src/kerf_cad_core/surfacing.py yes source ↗
LoftD1 yes packages/kerf-cad-core/src/kerf_cad_core/feature_loft.py yes source ↗
Surface patch from curves/pointsD1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/patch_srf.py yes source ↗
SubD modelling with creasesD1 yes packages/kerf-cad-core/src/kerf_cad_core/quad_remesh.py yes source ↗
Mesh repair / ShrinkWrapD1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/mesh_repair.py yes source ↗
Constraint sketcher (geo + dim)D1 yes packages/kerf-cad-core/src/kerf_cad_core/sketch.py partial source ↗
Pad / pocket / revolveD1 yes packages/kerf-cad-core/src/kerf_cad_core/plugin.py partial source ↗
Fillet / chamfer (constant)D1 yes packages/kerf-cad-core/src/kerf_cad_core/plugin.py yes source ↗
Boolean operations (B-rep)D1 yes packages/kerf-cad-core/src/kerf_cad_core/occ_helpers.py yes source ↗
Assemblies — matesD1 yes packages/kerf-mates/src/kerf_mates/joints.py partial source ↗
2D drawings (views/dims/sections)D1 yes packages/kerf-cad-core/src/kerf_cad_core/drawings/auto_dimension.py yes source ↗
Sheet metalD1 yes packages/kerf-cad-core/src/kerf_cad_core/construction_verbs_tools.py no source ↗
Configurations / family variantsD1 yes packages/kerf-cad-core/src/kerf_cad_core/plugin.py partial source ↗
Direct edit (push-pull)D1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/direct_edit.py yes source ↗
Surface analysis (zebra / curvature combs)D1 yes packages/kerf-cad-core/src/kerf_cad_core/geom/surface_analysis.py yes source ↗
FE — 1D beam / 2D truss (native)D2 yes packages/kerf-fem/src/kerf_fem/linear_static.py source ↗
FE — plate / shell (native)D2 yes packages/kerf-fem/src/kerf_fem/plate.py source ↗
AISC 360-22 steel (members)D2 yes packages/kerf-structural/src/kerf_structural/aisc_member.py no source ↗
Spur/helical gear rating (AGMA 2001-D04)D3 yes packages/kerf-cad-core/src/kerf_cad_core/gears.py no source ↗
Bearings — ISO 281 L10D3 yes packages/kerf-cad-core/src/kerf_cad_core/bearings/select.py no source ↗
Naval hydrostatics + GZ stability (IMO)D5 yes packages/kerf-cad-core/src/kerf_cad_core/mooring/lines.py no source ↗
3-axis CAM (profile/contour/pocket/face)D7 yes packages/kerf-cam/src/kerf_cam/worker.py source ↗
5-axis (kinematics + posts)D7 yes packages/kerf-cam/src/kerf_cam/five_axis/indexed_3_2.py source ↗
G-code post (Fanuc/GRBL/LinuxCNC)D7 yes packages/kerf-cam/src/kerf_cam/posts/fanuc_3x.py source ↗
Nesting (skyline + true-shape NFP)D7 yes packages/kerf-manufacturing/src/kerf_manufacturing/moldflow/weldline.py source ↗
Moldflow / fill simD7 yes packages/kerf-manufacturing/src/kerf_manufacturing/moldflow/weldline.py no source ↗
Landscape (drainage/grading/planting)D8 yes packages/kerf-landscape/src/kerf_landscape/planting.py source ↗
Paraxial ABCD ray transferD12 yes packages/kerf-optics/src/kerf_optics/ray_transfer.py no source ↗
Gaussian beam propagation (M², q-param)D12 yes packages/kerf-optics/src/kerf_optics/gaussian.py no source ↗
Non-sequential ray tracing (stray light)D12 yes packages/kerf-optics/src/kerf_optics/nonsequential.py no source ↗
Photoreal rendering (built-in)D12 yes packages/kerf-render/src/kerf_render/pathtracer.py yes source ↗
Photoreal rendering (advanced plugins)D12 partial packages/kerf-render/src/kerf_render/cycles_translator.py source ↗
Jewelry (41 modules)D13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/ring.py source ↗
Ring design (profiles/styles)D13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/ring.py source ↗
Gemstones / cutsD13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/gemstones.py source ↗
Settings / pavé / channelD13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/settings.py source ↗
Chain / findingsD13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/chain.py source ↗
Casting / wax-mill exportD13 yes packages/kerf-cad-core/src/kerf_cad_core/jewelry/casting_export.py source ↗
Visual node scriptingD13 yes packages/kerf-cad-core/src/kerf_cad_core/plugin.py yes source ↗
BIM (walls/slabs/framing/stairs/IFC4)D13 yes packages/kerf-bim/src/kerf_bim/family_authoring.py partial source ↗
Material selection (Ashby)D14 yes packages/kerf-cad-core/src/kerf_cad_core/matsel/multi_objective.py no source ↗
LCA (full ISO 14040/44 4 phases)D14 yes packages/kerf-lca/src/kerf_lca/phases.py no source ↗
Should-cost (6 processes, Boothroyd-Dewhurst)D14 yes packages/kerf-cad-core/src/kerf_cad_core/matsel/db.py no source ↗
  • yes shipped
  • partial works with limits
  • present, but behind an add-on or meter
  • no not available

Corrections welcome. These rows are read off published documentation on the date shown and go stale as products ship. If a row is wrong, open an issue — the source file is public/compare/rhino.md and every claim in it carries a link.