← all parity reports

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
CapabilityKerfPTC 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 source ↗
Modal / buckling / nonlinearD2 yes packages/kerf-fem/src/kerf_fem/modal.py source ↗
FE — plate / shell (native)D2 yes packages/kerf-fem/src/kerf_fem/linear_static.py source ↗
Fatigue (S-N, ε-N, rainflow)D2 yes packages/kerf-fem/src/kerf_fem/fatigue_fem.py 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 source ↗
5-axis (kinematics + posts)D7 yes packages/kerf-cam/src/kerf_cam/worker.py source ↗
Turning cycles (G71/G70/threading)D7 yes packages/kerf-cam/src/kerf_cam/routes.py source ↗
Feeds & speeds + tool-lifeD7 yes packages/kerf-cam/src/kerf_cam/tool_db.py source ↗
Adaptive / trochoidal clearingD7 yes packages/kerf-cam/src/kerf_cam/adaptive.py source ↗
G-code post (Fanuc/GRBL/LinuxCNC/Mach3)D7 yes packages/kerf-cam/src/kerf_cam/posts/fanuc_3x.py source ↗
Moldflow / fill simD7 yes packages/kerf-manufacturing/src/kerf_manufacturing/moldflow/flow_front.py 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 source ↗
Tolerance stackup — 1D (WC/RSS/MC)D11 yes packages/kerf-cad-core/src/kerf_cad_core source ↗
Tolerance stackup — 3D vector loopD11 yes packages/kerf-cad-core/src/kerf_cad_core 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 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 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
  • 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.