Issues

• Error saving IFC file

  Bug

  IfcOpenShell/IfcOpenShell#10109 · Filter by author ddhunt16 opened on Oct 31, 2026

• Bonsai: Update Representation fails on a type object with a stale mesh

  BonsaiPR Proposed
  IfcOpenShell/IfcOpenShell#10099 · Filter by author theoryshaw opened on Oct 30, 2026

• Bonsai: add a preference for a new drawing's default Metadata

  PR Proposed
  IfcOpenShell/IfcOpenShell#10097 · Filter by author theoryshaw opened on Oct 30, 2026

• get_reference_line ignores Axis representations in "Model" contexts (Revit/ArchiCAD exports), and regenerate_wall_representation silently rebuilds walls from the 1 m fallback axis

  Bug

  IfcOpenShell/IfcOpenShell#10089 · Filter by author j-bostrom opened on Oct 29, 2026

• IFC Openshell Python version 0.9.0.post.1 dropped many IFC schemas

  Bug

  IfcOpenShell/IfcOpenShell#10086 · Filter by author JR-Morgan opened on Oct 28, 2026
  3

• Bonsai: numeric IFC attributes lose precision when edited via Edit Attributes (float32 truncation)

  Bug

  IfcOpenShell/IfcOpenShell#10085 · Filter by author SautaRoc opened on Oct 28, 2026

• Bonsai: prefer parametric extrusion over tessellation when an extrudable mesh gets an IFC class

  Feature

  IfcOpenShell/IfcOpenShell#10082 · Filter by author SautaRoc opened on Oct 28, 2026

• BugReportBonsai001

  Bug

  IfcOpenShell/IfcOpenShell#10077 · Filter by author wshingtonBR opened on Oct 27, 2026

• [geom] Void on open IfcTriangulatedFaceSet (Closed=.F., e.g. TIN terrain): OpenCASCADE adds faces of the opening body, CGAL returns empty geometry

  IfcOpenShell/IfcOpenShell#10076 · Filter by author M-H-H-B opened on Oct 27, 2026

• Boundary conditions panel: column widths badly distributed – IfcBoolean column huge, value column unreadable

  Feature

  IfcOpenShell/IfcOpenShell#10075 · Filter by author balrobs opened on Oct 27, 2026

• Pset_ProfileMechanical: no units shown when editing values – unclear which units to enter

  Feature

  IfcOpenShell/IfcOpenShell#10074 · Filter by author balrobs opened on Oct 27, 2026
  2

• OpenCascade kernel: halfspace box margin is precision x 1e6 (10 m), box corners leak as spikes on thin clipped solids

  IfcOpenShell/IfcOpenShell#10073 · Filter by author sebgoubier opened on Oct 27, 2026
  2

• Bonsai error

  Bug

  IfcOpenShell/IfcOpenShell#10063 · Filter by author pecot opened on Oct 26, 2026
  1

• regenerate_wall_representation silently turns a curved wall into a short straight wall

  Bug

  IfcOpenShell/IfcOpenShell#10062 · Filter by author h-v-b opened on Oct 25, 2026

• Bonsai: project opens with an empty scene when a LINKED_MODEL IfcDocumentReference has a non-matrix Identification

  Bug

  IfcOpenShell/IfcOpenShell#10061 · Filter by author h-v-b opened on Oct 25, 2026

• Bonsai: set a default geometry library, and reload with a different one, from the UI

  PR Proposed
  IfcOpenShell/IfcOpenShell#10057 · Filter by author theoryshaw opened on Oct 24, 2026

• AttributeError: IfcPropertySingleValue has no attribute 'Description' when saving Pset as template (IFC4X3_ADD2)

  Bug

  IfcOpenShell/IfcOpenShell#10056 · Filter by author Ryzhov-Roman opened on Oct 24, 2026
  3

• regenerate_wall_representation raises TypeError when IfcRelConnectsPathElements has RelatingPriorities/RelatedPriorities

  IfcOpenShell/IfcOpenShell#10054 · Filter by author konevenkatesh opened on Oct 24, 2026

• Feature request: "Generate Space from Cursor" – improvement of automatic IfcSpace detection

  Feature

  IfcOpenShell/IfcOpenShell#10051 · Filter by author balrobs opened on Oct 24, 2026

• Assigning a MaterialProfileSet to an IfcStructuralCurveMember destroys its IfcEdge topology → "Show Loads" crashes with AttributeError

  Bug

  IfcOpenShell/IfcOpenShell#10050 · Filter by author balrobs opened on Oct 24, 2026

• Bonsai: parametric framing systems for railings, curtain walls, storefronts and more

  PR Proposed
  IfcOpenShell/IfcOpenShell#10044 · Filter by author theoryshaw opened on Oct 23, 2026

• Slab slope: enter as rise/run, and choose extrusion vs. rotation

  PR Proposed
  IfcOpenShell/IfcOpenShell#10040 · Filter by author theoryshaw opened on Oct 23, 2026

• Bonsai: Extend Walls To Underside ignores roofs steeper than 60° and notches the wall at the eave

  PR Proposed
  IfcOpenShell/IfcOpenShell#10038 · Filter by author theoryshaw opened on Oct 23, 2026

• Bonsai CI: bSDD classification tests fail when api.bsdd.buildingsmart.org is unreachable

  PR Proposed
  IfcOpenShell/IfcOpenShell#10030 · Filter by author theoryshaw opened on Oct 21, 2026

• activate drawing style

  Bug

  IfcOpenShell/IfcOpenShell#10028 · Filter by author andreist3fanescu opened on Oct 21, 2026