Issues

• centerOfMass joins polygon rings and returns the wrong centroid

  Turfjs/turf#3173 · Filter by author vera-rubin opened on Oct 14, 2026

• union produces zero-area holes

  Turfjs/turf#3168 · Filter by author Cynaeon opened on Sep 21, 2026
  1

• Deduplicate types testing

  Turfjs/turf#3139 · Filter by author mfedderly opened on Aug 5, 2026 · v8
  2

• Replace boolean-contains isPolyInPoly logic with difference implementation

  @turf/boolean-contains
  Turfjs/turf#3109 · Filter by author mfedderly opened on Jul 25, 2026 · v8

• bug(@turf/midpoint): altitude (z-coordinate) not interpolated for 3D points

  Turfjs/turf#3086 · Filter by author JSap0914 opened on Jun 30, 2026

• NearestPointOnLine is not on the line

  Turfjs/turf#3055 · Filter by author MKuranowski opened on Apr 21, 2026
  3

• source map error

  Turfjs/turf#3047 · Filter by author bijay-karki opened on Apr 13, 2026
  3

• booleanValid incorrectly returns true for coordinates outside valid range (e.g., >180)

  Bug

  Turfjs/turf#3041 · Filter by author Userluckytian opened on Mar 18, 2026
  3

• @turf/bbox and @turf/bbox-polygon - spec adherance at anitmeridian

  Turfjs/turf#3039 · Filter by author bratter opened on Mar 15, 2026

• clustersDbscan does not take units option into account

  Turfjs/turf#3034 · Filter by author PTV-SeGa opened on Mar 3, 2026

• union method result is wrong

  Turfjs/turf#3033 · Filter by author youngs-github opened on Mar 2, 2026

• greatCircle broken for routes crossing the antimeridian in v7.3.2+

  Turfjs/turf#3030 · Filter by author MaximeKoitsalu opened on Feb 24, 2026
  6

• Buffer should split polygons at the antimeridian

  @turf/buffer
  Bug

  Turfjs/turf#3029 · Filter by author mfedderly opened on Feb 23, 2026 · v8

• Intersect - "Must specify at least 2 geometries"

  Turfjs/turf#3028 · Filter by author gianniw11 opened on Feb 19, 2026
  1

• nearestPointOnLine returns invalid segmentIndex when result is at the end of the last segment of the lineString

  next-major-release
  Bug

  Turfjs/turf#3023 · Filter by author smallsaucepan opened on Feb 9, 2026
  4

• Faciliating Debug Visualizations

  Turfjs/turf#3013 · Filter by author bratter opened on Feb 1, 2026
  6

• Unexpected elevation output when using line-chunk / line-slice-along

  Bug

  Turfjs/turf#3007 · Filter by author russellporter opened on Jan 26, 2026
  1

• @turf/isobands generates wrong inner circle

  Bug

  Turfjs/turf#2999 · Filter by author linza opened on Jan 13, 2026
  1

• @turf/clean-coords - behavior of degenerate polygons, addition of Collection support, and other tweaks

  Turfjs/turf#2998 · Filter by author bratter opened on Jan 12, 2026

• Update the transpilation targets of the various packages

  Task

  Turfjs/turf#2989 · Filter by author mfedderly opened on Dec 22, 2025 · v8
  12

• Allow booleanWithin to support MultiLineString and MultiPolygon

  Feature

  Turfjs/turf#2975 · Filter by author blchelle opened on Dec 16, 2025
  4

• Increase type strictness of @turf/helper's geometry() coordinates

  Feature

  Turfjs/turf#2973 · Filter by author mfedderly opened on Dec 16, 2025 · v8
  1

• turf.difference doesn't terminate (infinite loop)

  polyclip-ts
  Bug

  Turfjs/turf#2955 · Filter by author JordanHe opened on Nov 19, 2025
  3

• @turf/lineIntersect false negatives

  Bug

  Turfjs/turf#2948 · Filter by author mn-prp opened on Nov 10, 2025
  1

• @turf/lineSlice expected precision

  Turfjs/turf#2947 · Filter by author mn-prp opened on Nov 10, 2025
  4