• Homepage: http://opencv.org
• Docs: http://docs.opencv.org/master/
• Q&A forum: http://answers.opencv.org
• Issue tracking: https://github.com/opencv/opencv/issues

Please read before starting work on a pull request: https://github.com/opencv/opencv/wiki/How_to_contribute

Summary of guidelines:

• One pull request per issue;
• Choose the right base branch;
• Include tests and documentation;
• Clean up "oops" commits before submitting;
• Follow the coding style guide.