boostorg/geometry

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Boost.Geometry - Generic Geometry Library | Requires C++14 since Boost 1.75

Stars: 517
Forks: 232
Open beginner issues: 0
Indexed issues: 145

Dominant language: C++
License: BSL-1.0
Last GitHub push: Aug 17, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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145 open issues indexed

difference() produces invalid (self-intersecting) result for valid polygon-with-hole input Open

Difficulty 3/5 1-2 days Newbie friendliness 70/100

boostorg/geometry#1490 · 1 comment · 1 reaction · Opened Sep 8, 2026
No intersection for polygons with close boundaries Open

Difficulty 4/5 3-5 days Newbie friendliness 62/100

boostorg/geometry#1487 · 1 comment · Opened Aug 13, 2026
Some distance related tests are failing Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1476 · 6 comments · Opened Jun 24, 2026
I cannot get Dissolve to compile in version 1.91 Open

boostorg/geometry#1472 · 8 comments · 1 assignee · Opened Jun 13, 2026
Karney gives often wrong results Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

boostorg/geometry#1465 · Opened May 17, 2026
Unexpected asymmetric buffer in libboost 1_74 (Ubuntu 22) Open

boostorg/geometry#1457 · 1 comment · 1 assignee · Opened Apr 7, 2026
`intersection` returns geometrically degenerate linestring (size < 2) for tangent line Open

wontfix

Difficulty 3/5 1-2 days Newbie friendliness 55/100

boostorg/geometry#1448 · 1 comment · Opened Jan 28, 2026
Boost.Geometry intersection Bug: Returns Full Polygon Area for Two Non-Overlapping Polygons Summary Open

not a bug

boostorg/geometry#1439 · 6 comments · 1 assignee · Opened Dec 2, 2025
Buffering Linestrings with one overlapping point and segment removes hole Open

boostorg/geometry#1433 · 1 comment · 1 assignee · Opened Oct 3, 2025
Buffer makes polygon unexpectedly disappear Open

boostorg/geometry#1428 · 5 comments · 1 assignee · Opened Sep 10, 2025
Feature: Add clockwise and closed parameters to geometry registration macros Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

boostorg/geometry#1426 · Opened Aug 28, 2025
Small integer multipolygon (sym_)difference failure case post traversal rewrite Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

boostorg/geometry#1421 · Opened Jul 30, 2025
Small integer multipolygon union failure case post traversal rewrite Open

boostorg/geometry#1420 · 1 assignee · Opened Jul 30, 2025
Difference fails for double precision Open

boostorg/geometry#1419 · 4 comments · 1 assignee · Opened Jul 23, 2025
Union operation fails on 1.87/1.88 for polygon contained inside another Open

boostorg/geometry#1414 · 9 comments · 1 assignee · Opened Jul 14, 2025
I cannot get Dissolve to compile Open

boostorg/geometry#1410 · 11 comments · 1 assignee · Opened Jun 22, 2025
add robustness test for linestring buffer with flat ends Open

tests

boostorg/geometry#1408 · 1 assignee · Opened May 13, 2025
Wrong intersection of polygon and linestring Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1406 · 2 comments · Opened May 9, 2025
investigate remaining failurues in buffer_linestring_geo unit test Open

boostorg/geometry#1403 · 1 comment · 1 assignee · Opened May 2, 2025
boost::geometry::intersection algorithm returning invalid geometry for int Open

boostorg/geometry#1397 · 1 comment · 1 assignee · Opened Apr 25, 2025
boost::geometry::intersection algorithm returning invalid geometry for double Open

boostorg/geometry#1395 · 1 comment · 1 assignee · Opened Apr 24, 2025
boost::geometry::union algorithm returning invalid geometry Open

boostorg/geometry#1394 · 1 comment · 1 assignee · Opened Apr 22, 2025
Investigate the need for a topological predicate Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

boostorg/geometry#1390 · Opened Apr 19, 2025
Investigate the reason for wrong ix / xi turns Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

boostorg/geometry#1389 · Opened Apr 19, 2025
Add predicate involving get_distance_measure Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

boostorg/geometry#1388 · Opened Apr 19, 2025
Make predicate to walk through consecutive nearly-equal points Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

boostorg/geometry#1387 · 1 reaction · Opened Apr 19, 2025
Change behaviour of the define `BOOST_GEOMETRY_NO_MULTIPRECISION_INTEGER` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1380 · 1 reaction · Opened Mar 16, 2025
for_each_point missing specialization for Box concept Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

boostorg/geometry#1378 · Opened Mar 9, 2025
Buffer (with strategies) Has a Unmentioned Hiden Requirement for Input Polygon Open

documentation

boostorg/geometry#1375 · 3 comments · 1 assignee · Opened Feb 17, 2025
buffer() produces illegal results at certain distances Open

bug

boostorg/geometry#1372 · 3 comments · 1 assignee · Opened Feb 7, 2025
regression intersection is invalid in boost > 1.78 Open

bug

boostorg/geometry#1363 · 1 comment · 1 assignee · Opened Jan 9, 2025
Buffer (or other overlays) fail because arrival is not handled correctly Open

bug

boostorg/geometry#1360 · 1 assignee · Opened Jan 5, 2025
Buffer fails because a start turn is discarded Open

bug

boostorg/geometry#1359 · 1 assignee · Opened Jan 5, 2025
difference operation looses polygon Open

boostorg/geometry#1354 · 2 comments · 1 reaction · 1 assignee · Opened Dec 12, 2024
Documentation, add geographic distance strategies Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 45/100

boostorg/geometry#1323 · Opened Oct 4, 2024
The result of the difference(A, B, C) intersects() with B but neither overlaps() nor touches(). Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1290 · 5 comments · Opened Jul 4, 2024
1.80+ - Buffer out-then-in for round polygon produces multiple polygons with small "stubs" Open

bug

boostorg/geometry#1281 · 3 comments · 1 assignee · Opened May 13, 2024
rtree extern template instantiation with interprocess compile error Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1276 · Opened Apr 26, 2024
Intersection gives incorrect result for polygon and line Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

boostorg/geometry#1253 · 2 comments · Opened Feb 29, 2024
difference returns wrong results if double is the data type Open

bug

boostorg/geometry#1241 · 11 comments · 1 assignee · Opened Feb 8, 2024
within returns a wrong result with multi-linestrings Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

boostorg/geometry#1238 · Opened Feb 5, 2024
Combination of within and difference return wrong result Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1236 · Opened Jan 31, 2024
intersection returns an extra point in the output Open

boostorg/geometry#1235 · 1 reaction · 1 assignee · Opened Jan 29, 2024
buffer returns an invalid result Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

boostorg/geometry#1233 · 1 comment · Opened Jan 26, 2024
Wrong result in difference of linestrings Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

boostorg/geometry#1232 · Opened Jan 26, 2024
Static analyzer feedback on library for interested in. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1219 · 1 reaction · Opened Dec 4, 2023
large distance errors appearing in the short-range case by Andoyer and Thomas formulas Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1217 · 7 comments · Opened Dec 3, 2023
MSVC 2022 warning about stdfloat not available till c++23 Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

boostorg/geometry#1213 · 1 reaction · Opened Nov 6, 2023
Incorrect results of boost::geometry::difference (using mpq_rational) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

boostorg/geometry#1212 · 7 comments · Opened Oct 30, 2023
boost::geometry::intersection wrong result Open

boostorg/geometry#1211 · 4 comments · 1 assignee · Opened Oct 25, 2023

boostorg/geometry

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