Ohloh analyzes the project source code and determines the language of each line of code, excluding comments and blanks.
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| Language | Code Lines | Comment Lines | Comment Ratio | Blank Lines | Total Lines | |
|---|---|---|---|---|---|---|
| C/C++ | 682,820 | 223,666 | 24.7% | 232,620 | 1,139,106 | |
| XML | 123,088 | 528 | 0.4% | 18,690 | 142,306 | |
| shell script | 100,897 | 15,280 | 13.2% | 11,925 | 128,102 | |
| Python | 11,696 | 1,120 | 8.7% | 2,696 | 15,512 | |
| Perl | 6,232 | 1,669 | 21.1% | 1,918 | 9,819 | |
| C++ | 6,215 | -1,356 | -27.9% | 1,571 | 6,430 | |
| Ruby | 1,515 | 389 | 20.4% | 466 | 2,370 | |
| Assembly | 1,480 | 66 | 4.3% | 734 | 2,280 | |
| Objective C | 1,151 | 94 | 7.6% | 342 | 1,587 | |
| C | 493 | 196 | 28.4% | 109 | 798 | |
| CSS | 310 | 22 | 6.6% | 84 | 416 | |
| Autoconf | 106 | 4 | 3.6% | 14 | 124 | |
| XSL Transformation | 103 | 29 | 22.0% | 26 | 158 | |
| HTML | 58 | 0 | 0.0% | 12 | 70 | |
| Make | 6 | 2 | 25.0% | 1 | 9 | |
| Automake | -2 | -4 | - | 0 | -6 |