Issues

• Feature Request: General λ-connected (lambda-connected) segmentation (beyond flood_fill())

  opencv/opencv-python#1273 · Filter by author lchenudc opened on Sep 3, 2026
  1

• FFMPEG v8.1.1 vulnerabilities

  opencv/opencv-python#1272 · Filter by author nicholascapo opened on Sep 2, 2026
  1

• cv2 import appends a trailing ":" to LD_LIBRARY_PATH — empty entry resolves to CWD and breaks child processes

  opencv/opencv-python#1268 · Filter by author superbigcup325 opened on Aug 31, 2026
  1

• Packaging documentation: source and notice mapping for six bundled libraries in 4.11.0.86 Linux contrib wheel

  opencv/opencv-python#1267 · Filter by author sanshixiansheng opened on Aug 28, 2026

• Provide PEP 770 SBOM files in generated wheels

  opencv/opencv-python#1266 · Filter by author stefan6419846 opened on Aug 28, 2026

• cv2.applyColorMap got different result shape between 4.x and 5.x

  opencv/opencv-python#1263 · Filter by author ganlvtech opened on Aug 21, 2026
  3

• macOS ARM64 wheel 5.0.0.93 bundles GPL-configured FFmpeg (libx264/libx265) — conflicts with README LGPLv2.1 statement

  bug
  opencv/opencv-python#1260 · Filter by author dzzz08 opened on Aug 12, 2026
  2

  

• Please make opencv-python-headless support FFmpeg 9.0

  opencv/opencv-python#1258 · Filter by author yurivict opened on Aug 9, 2026

• Scikit-build (classic) 1.0 internals

  opencv/opencv-python#1250 · Filter by author henryiii opened on Jul 20, 2026
  1

• OpenCV 5.0.0.93 - cv2.data.haarcascades xml files missing

  bug
  opencv/opencv-python#1244 · Filter by author Stormheg opened on Jul 8, 2026
  6

  

• macOS duplicate SDL warnings with opencv-python 4.13.0.92 and pygame

  opencv/opencv-python#1219 · Filter by author lola831 opened on Apr 30, 2026
  1

• Add a security policy

  opencv/opencv-python#1218 · Filter by author benharvie opened on Apr 22, 2026

• [DOC] README file

  opencv/opencv-python#1217 · Filter by author barryhaikal opened on Apr 19, 2026
  3

• Tags don't match PYPI releases

  opencv/opencv-python#1216 · Filter by author yurivict opened on Apr 7, 2026
  1

• opencv crashes in Linux when used with webbrowser lib

  opencv/opencv-python#1215 · Filter by author loscrossos opened on Mar 31, 2026

• When will the Windows version support AVIF?

  opencv/opencv-python#1214 · Filter by author SmileSnail5470 opened on Mar 4, 2026

• Published 4.13.0.92 wheels bundle ffmpeg 5.1.x despite build Dockerfiles specifying 8.0.1

  opencv/opencv-python#1212 · Filter by author lawrence-u10d opened on Feb 22, 2026
  3

• Incompatibility with Numpy 1.x

  opencv/opencv-python#1211 · Filter by author jgauth opened on Feb 19, 2026

• Use Python logging framework

  opencv/opencv-python#1208 · Filter by author stefan6419846 opened on Feb 16, 2026
  2

• opencv_contrib_python_rolling distribution fails ty type checker

  opencv/opencv-python#1206 · Filter by author btakita opened on Feb 11, 2026

• opencv-python-headless 4.13.0.92 missing source distribution (tar.gz) on PyPI

  opencv/opencv-python#1204 · Filter by author vshawrh opened on Feb 5, 2026
  1

• Poor compatibility with Python 3.14+NumPy 2.3.3

  opencv/opencv-python#1201 · Filter by author WFLing-seaer opened on Feb 3, 2026
  6

• Inconsistent orientation of detected/generated ArUco and AprilTags

  opencv/opencv-python#1195 · Filter by author qian-chu opened on Jan 28, 2026
  4

• VideoWriter not writing anything

  opencv/opencv-python#1194 · Filter by author MicahMaphet opened on Jan 27, 2026
  2

• VideoWriter fails silently for multiple codecs on macOS Intel

  opencv/opencv-python#1192 · Filter by author pauladkisson opened on Jan 26, 2026