<![CDATA[CAD Kernels]]>Megathread for existing and emerging CAD kernels.

]]>https://forum.objects.foundation/topic/9/cad-kernelsRSS for NodeFri, 16 Oct 2026 11:43:34 GMTFri, 03 Jul 2026 21:19:58 GMT60<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:19:28 GMT]]>vcad

Type: b-Rep based
Website: https://vcad.io
GitHub: https://github.com/ecto/vcad

Created: 2026
License: Apache 2.0
Language: Rust
Formats: STEP, STL, GLB, DXF
Bindings: WASM

]]>https://forum.objects.foundation/post/81https://forum.objects.foundation/post/81Tue, 14 Jul 2026 00:19:28 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:36:31 GMT]]>libfive

Type: Implicit field based
Website: https://libfive.com/
GitHub: https://github.com/libfive/libfive

Created: 2017
License: MPL 2.0
Language: C++
Formats: STL

]]>https://forum.objects.foundation/post/61https://forum.objects.foundation/post/61Tue, 14 Jul 2026 00:36:31 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:47:42 GMT]]>C3D

Type: b-Rep based
Website: https://c3dlabs.com/

Created: 1995
License: Proprietary
Language: C++

]]>https://forum.objects.foundation/post/60https://forum.objects.foundation/post/60Tue, 14 Jul 2026 00:47:42 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:36:19 GMT]]>Fornjot

Type: b-Rep based
Website: https://www.fornjot.app/
GitHub: https://github.com/hannobraun/fornjot

Created: 2021
License: 0BSD
Language: Rust
Formats: 3MF, OBJ, STL
Bindings: Rust

]]>https://forum.objects.foundation/post/59https://forum.objects.foundation/post/59Tue, 14 Jul 2026 00:36:19 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:36:13 GMT]]>OpenCASCADE

Type: b-Rep based
Website: https://dev.opencascade.org/doc/overview/html/
GitHub: https://github.com/Open-Cascade-SAS/OCCT

Created: 1999
License: LGPL 2.1
Language: C++
Formats: STEP, IGES, STL, BREP, VRML, glTF, OBJ
Bindings: Python, JavaScript

]]>https://forum.objects.foundation/post/58https://forum.objects.foundation/post/58Tue, 14 Jul 2026 00:36:13 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:47:36 GMT]]>ACIS

Type: b-Rep based
Website: https://www.spatial.com/products/3d-acis-modeling

Created: 1989
License: Proprietary
Language: C++
Formats: SAT, SAB

]]>https://forum.objects.foundation/post/57https://forum.objects.foundation/post/57Tue, 14 Jul 2026 00:47:36 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:36:01 GMT]]>Sequioa

Type: Implicit field based
Website: https://www.ntop.com

Created: 2015
License: Proprietary
Language: C++
Formats: STEP, IGES, Parasolid, ACIS, STL, OBJ, 3MF, PLY, OFF

]]>https://forum.objects.foundation/post/56https://forum.objects.foundation/post/56Tue, 14 Jul 2026 00:36:01 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:35:55 GMT]]>KittyCAD Geometry Engine

Type: b-Rep based
Website: https://zoo.dev/docs
GitHub: https://github.com/KittyCAD

Created: 2021
License: Proprietary
Language: Rust
Formats: STEP, STL, IGES, OBJ, GLTF, GLB, FBX, PLY
Bindings: JavaScript, Python, Rust, Go

]]>https://forum.objects.foundation/post/55https://forum.objects.foundation/post/55Tue, 14 Jul 2026 00:35:55 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:35:49 GMT]]>truck

Type: b-Rep based
Website: https://docs.rs/truck-modeling/
GitHub: https://github.com/ricosjp/truck

Created: 2020
License: Apache 2.0
Language: Rust
Formats: STEP
Bindings: Rust

]]>https://forum.objects.foundation/post/54https://forum.objects.foundation/post/54Tue, 14 Jul 2026 00:35:49 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:35:43 GMT]]>Parasolid

Type: b-Rep based
Website: https://www.siemens.com/en-us/products/plm-components/parasolid/

Created: 1986
License: Proprietary
Language: C++
Formats: x_t, x_b

]]>https://forum.objects.foundation/post/53https://forum.objects.foundation/post/53Tue, 14 Jul 2026 00:35:43 GMT<![CDATA[Reply to CAD Kernels on Tue, 14 Jul 2026 00:35:37 GMT]]>Manifold

Type: Mesh based
Website: https://manifoldcad.org/docs/jsapi/
GitHub: https://github.com/elalish/manifold

Created: 2022
License: Apache 2.0
Language: C++
Formats: OBJ, STL, 3MF, glTF
Bindings: JavaScript, Python

]]>https://forum.objects.foundation/post/52https://forum.objects.foundation/post/52Tue, 14 Jul 2026 00:35:37 GMT