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Mechanical
Kerf vs PTC Creo
Creo invented the parametric feature tree — Kerf brings that same discipline to teams who can't afford the subscription.
58/58in Kerf today
19/58in PTC Creo (included)
16behind a paid tier
2026-05-24last reviewed
| Capability | Kerf | PTC Creo |
|---|---|---|
| Constraint sketcher (geo + dim)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/sketch.py
|
yes source ↗ |
| Pad / pocket / revolveD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| Fillet / chamfer (constant)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| Variable-radius filletD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| Shell / hollowD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| Sweep (1 & 2 rail)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| LoftD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/feature_loft.py
|
yes source ↗ |
| Patterns (linear/polar) + mirrorD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/routes.py
|
yes source ↗ |
| Sheet metalD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/construction_verbs_tools.py
|
yes source ↗ |
| NURBS surfacing (blend/network/patch)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/geom/class_a_surfacing.py
|
yes source ↗ |
| Assemblies — matesD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/assembly/mates.py
|
yes source ↗ |
| Large assembly / simplified representationsD1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/assembly/mates.py
|
yes source ↗ |
| 2D drawings (views/dims/sections)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/geom/make2d.py
|
yes source ↗ |
| Configurations / family variantsD1 |
yes
src/components/ConfigurationsPanel.jsx
|
yes source ↗ |
| B-rep booleans (general NURBS)D1 |
yes
packages/kerf-cad-core/src/kerf_cad_core/occ_helpers.py
|
yes source ↗ |
| FE — solid (tet/hex)D2 |
yes
packages/kerf-fem/src/kerf_fem/calculix_bridge.py
|
paid tier source ↗ |
| Modal / buckling / nonlinearD2 |
yes
packages/kerf-fem/src/kerf_fem/modal.py
|
paid tier source ↗ |
| FE — plate / shell (native)D2 |
yes
packages/kerf-fem/src/kerf_fem/linear_static.py
|
paid tier source ↗ |
| Fatigue (S-N, ε-N, rainflow)D2 |
yes
packages/kerf-fem/src/kerf_fem/fatigue_fem.py
|
paid tier source ↗ |
| AISC 360-22 steel (members)D2 |
yes
packages/kerf-structural/src/kerf_structural/aisc_member.py
|
no source ↗ |
| ASCE 7-22 seismicD2 |
yes
packages/kerf-structural/src/kerf_structural/load_combinations.py
|
no source ↗ |
| Spur/helical gear rating (AGMA 2001-D04)D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core/gears.py
|
partial source ↗ |
| Gear rating (ISO 6336)D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core/gears.py
|
partial source ↗ |
| Bearings — ISO 281 L10D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core/bearings/select.py
|
partial source ↗ |
| Fasteners — VDI 2230D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
no source ↗ |
| Springs (compr/ext/torsion/Belleville)D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
no source ↗ |
| Shaft (stress + critical speed)D3 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
no source ↗ |
| 3-axis CAM (profile/contour/pocket/face)D7 |
yes
packages/kerf-cam/src/kerf_cam/routes.py
|
paid tier source ↗ |
| 5-axis (kinematics + posts)D7 |
yes
packages/kerf-cam/src/kerf_cam/worker.py
|
paid tier source ↗ |
| Turning cycles (G71/G70/threading)D7 |
yes
packages/kerf-cam/src/kerf_cam/routes.py
|
paid tier source ↗ |
| Feeds & speeds + tool-lifeD7 |
yes
packages/kerf-cam/src/kerf_cam/tool_db.py
|
paid tier source ↗ |
| Adaptive / trochoidal clearingD7 |
yes
packages/kerf-cam/src/kerf_cam/adaptive.py
|
paid tier source ↗ |
| G-code post (Fanuc/GRBL/LinuxCNC/Mach3)D7 |
yes
packages/kerf-cam/src/kerf_cam/posts/fanuc_3x.py
|
paid tier source ↗ |
| Moldflow / fill simD7 |
yes
packages/kerf-manufacturing/src/kerf_manufacturing/moldflow/flow_front.py
|
paid tier source ↗ |
| Nesting (skyline + true-shape NFP)D7 |
yes
packages/kerf-manufacturing/src/kerf_manufacturing/moldflow/flow_front.py
|
no source ↗ |
| FDM slicing (Cura)D7 |
yes
src/components/PrintSliceView.jsx
|
no source ↗ |
| Kinematics (four-bar/slider-crank/cam)D9 |
yes
packages/kerf-motion/src/kerf_motion/joints.py
|
yes source ↗ |
| Planar MBD (Lagrange/DAE, Baumgarte)D9 |
yes
packages/kerf-motion/src/kerf_motion/integrator.py
|
yes source ↗ |
| 3D MBD with constraint enforcementD9 |
yes
packages/kerf-motion/src/kerf_motion/joints.py
|
yes source ↗ |
| Controls — classical (Routh/Bode/RL/PID tune)D9 |
yes
packages/kerf-motion/src/kerf_motion/tools.py
|
no source ↗ |
| Controls — state-space / LQR / KalmanD9 |
yes
packages/kerf-motion/src/kerf_motion/tools.py
|
no source ↗ |
| GD&T data model (ASME Y14.5)D11 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
yes source ↗ |
| GD&T on drawings / MBD / PMID11 |
yes
src/components/DrawingView.jsx
|
paid tier source ↗ |
| Tolerance stackup — 1D (WC/RSS/MC)D11 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
paid tier source ↗ |
| Tolerance stackup — 3D vector loopD11 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
paid tier source ↗ |
| Limits & fits (ISO 286)D11 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
partial source ↗ |
| Process capability (Cpk/Ppk)D11 |
yes
packages/kerf-cad-core/src/kerf_cad_core
|
no source ↗ |
| Generative design / topology optimisationD13 |
yes
packages/kerf-fem/src/kerf_fem
|
paid tier source ↗ |
| Jewelry (41 modules)D13 |
yes
packages/kerf-cad-core/src/kerf_cad_core/jewelry/
|
no source ↗ |
| BIM (walls/slabs/framing/stairs/IFC4)D13 |
yes
packages/kerf-bim/src/kerf_bim
|
no source ↗ |
| Schematic capture (KiCad round-trip, ERC)D6 |
yes
packages/kerf-electronics/src/kerf_electronics/schematic/capture.py
|
no source ↗ |
| PCB layout (tscircuit, KiCad round-trip)D6 |
yes
packages/kerf-electronics/src/kerf_electronics/fab
|
no source ↗ |
| SPICE simulationD6 |
yes
packages/kerf-electronics/src/kerf_electronics/routes_spice.py
|
no source ↗ |
| Signal integrity (Z0/crosstalk/eye/IBIS)D6 |
yes
packages/kerf-electronics/src/kerf_electronics/si
|
no source ↗ |
| Wiring/harness (WireViz + 3D router)D6 |
yes
packages/kerf-wiring/src/kerf_wiring
|
paid tier source ↗ |
| Should-cost (6 processes, Boothroyd-Dewhurst)D14 |
yes
packages/kerf-manufacturing/src/kerf_manufacturing
|
no source ↗ |
| Material selection (Ashby)D14 |
yes
packages/kerf-lca/src/kerf_lca
|
partial source ↗ |
| LCA (full ISO 14040/44 4 phases)D14 |
yes
packages/kerf-lca/src/kerf_lca
|
no source ↗ |
- yes shipped
- partial works with limits
- paid tier 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/creo.md and every claim in it carries a link.