An incomplete list.

Per:

  • line of code: 1 point
  • line of generated code: 5 points
  • repeated line of code: 50 points
  • repeated comment: 10 points
  • TODO note: -10 points
  • comment explaining hack: -10 points
  • hack: 50 points
  • clever hack: -50 points
  • memory leak: 10 points
  • ignored warning: 100-1000 points
  • public but should be private: 100 points
  • unreadable line of code: 50 points
  • whitespace at the end of a line of code: 15 points
  • a tab: 25 points
  • incorrect indentation: 5 points

Compare: technical debt.