Issues

• intersection(Iso_rectangle_2, Triangle_2) returns the whole rectangle when the triangle only touches a corner

  CGAL/cgal#9789 · Filter by author Ishaan400 opened on Oct 24, 2026

• Mesh_3: Missing surface facets near protected curves and non-manifold material boundaries

  CGAL/cgal#9787 · Filter by author CheLamVien opened on Oct 22, 2026
  2

  

• Typo in Straight_skeleton_2/include/CGAL/Straight_skeleton_builder_2.h

  BugPkg::Straight_skeleton_2
  Bug

  CGAL/cgal#9783 · Filter by author zmic opened on Oct 22, 2026 · 6.1.4
  2

  

• reusing a surface_mesh after moving it can silently corrupt data because the source still points to the destination

  CGAL/cgal#9781 · Filter by author ashsarin56 opened on Oct 22, 2026
  1

• Try to add Scotch library as a fallback instead of METIS in mesh partition

  CGAL/cgal#9780 · Filter by author sloriot opened on Oct 21, 2026

• intersection(Segment_2, Ray_2) returns the wrong part of the segment when they are collinear

  CGAL/cgal#9778 · Filter by author Ishaan400 opened on Oct 21, 2026

• Parallelize density weight precomputation in wlop_simplify_and_regularize_point_set when using Parallel_tag

  CGAL/cgal#9774 · Filter by author SiddheshCodes4554 opened on Oct 20, 2026
  1

• squared_distance with degenerate Triangle_2 returns false 0 and wrong results

  CGAL/cgal#9770 · Filter by author ashsarin56 opened on Oct 20, 2026
  1

• Spatial_sorting: middle-policy refinement stops while points remain separable

  CGAL/cgal#9769 · Filter by author pedro-machado-manhaes-de-castro opened on Oct 20, 2026
  1

• squared_distance(Point_2, Triangle_2) sometimes returns the distance to the wrong vertex

  Has Pull Request
  CGAL/cgal#9765 · Filter by author Ishaan400 opened on Oct 19, 2026

• -Wmaybe-uninitialized warning in Strict_intersect_faces::operator() with gcc 16

  Has Pull RequestPkg::PMPWarnings
  CGAL/cgal#9721 · Filter by author ptitjano opened on Oct 14, 2026 · 6.3-beta
  1

  

• Tetrahedral remeshing - make it work with lightweight C3t3

  EnhancementPkg::Tetrahedral_remeshing
  CGAL/cgal#9712 · Filter by author janetournois opened on Oct 8, 2026 · 6.4-beta
  

• Incorrect results using CORE::Expr/CGAL::Exact_predicates_exact_constructions_with_sqrt

  BugPatch ProvidedPkg::CGAL_Core
  Bug

  CGAL/cgal#9708 · Filter by author phillip-keldenich opened on Oct 7, 2026 · 6.1.4
  2

• snap_borders() leaves snapped border vertices 1 ulp apart, so stitch_borders() cannot close the resulting zero-width slits

  Pkg::PMP
  CGAL/cgal#9707 · Filter by author asb314 opened on Oct 7, 2026
  

• Creating a Curve_2 representing a full conic with a given orientation

  Pkg::Arrangement_on_surface_2
  CGAL/cgal#9681 · Filter by author dpapavas opened on Sep 30, 2026
  

• 6.4 check list

  CGAL/cgal#9671 · Filter by author lrineau opened on Sep 23, 2026 · 6.4-beta

• Assert failing when using make_mesh_3 on an image.

  BugHas Pull RequestPkg::Mesh_3
  CGAL/cgal#9658 · Filter by author fprotais opened on Sep 16, 2026 · 6.4-beta
  3

  

• doxygen typesetting

  DocEnhancement
  CGAL/cgal#9655 · Filter by author afabri opened on Sep 14, 2026
  6

• Surface_mesh_shortest_path: a source point located exactly on a vertex is silently rooted at the wrong vertex

  Has Pull RequestPkg::Surface_mesh_shortest_path
  CGAL/cgal#9646 · Filter by author jf--- opened on Sep 10, 2026 · 6.4-beta
  3

  

• PMP::remesh_planar_patches can produce empty output meshes for some well-formed inputs

  Pkg::PMP
  CGAL/cgal#9628 · Filter by author Ameobea opened on Sep 2, 2026 · 6.3-beta
  2

  

• [PMP] Plane split/clip: pure coplanar patches are detached or discarded instead of being assigned to a halfspace

  BugFeature requestPkg::PMP
  CGAL/cgal#9620 · Filter by author Amble12345 opened on Aug 29, 2026
  1

  

• read_MEDIT should read edge information

  CGAL I/OHas Pull RequestPkg::SMDS_3
  CGAL/cgal#9602 · Filter by author sloriot opened on Aug 12, 2026
  1

• read_MEDIT missing option for replace_domain_0

  CGAL I/OPkg::SMDS_3
  CGAL/cgal#9600 · Filter by author sloriot opened on Aug 12, 2026 · 6.4-beta
  1

• refine with plane convex version fails on non closed meshes

  Feature requestPkg::PMP
  Feature

  CGAL/cgal#9578 · Filter by author sloriot opened on Jul 29, 2026
  

• Aff_transformation_3 is not thread safe in Cartesian Kernels

  BugHas Pull RequestParallel_tagPkg::Kernel_23
  CGAL/cgal#9558 · Filter by author LeoValque opened on Jul 8, 2026
  7