The Mozilla Firefox Open Source Project on Open Hub: Languages Page

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Analyzed 16 days ago. based on code collected 17 days ago.


Total Lines : 324,484 Code Lines : 253,381 Percent Code Lines : 78.1%
Number of Languages : 16 Total Comment Lines : 38,898 Percent Comment Lines : 12.0%
Total Blank Lines : 32,205 Percent Blank Lines : 9.9%

Code, Comments and Blank Lines

LOC by Language

Language Breakdown

Language Code Lines Comment Lines Comment Ratio Blank Lines Total Lines Total Percentage
  Rust 110,521 17,134 13.4% 11,106 138,761 42.8%
  JavaScript 69,348 9,844 12.4% 13,245 92,437 28.5%
  HTML 48,195 534 1.1% 4,292 53,021 16.3%
  Kotlin 11,533 2,569 18.2% 1,792 15,894 4.9%
  CSS 10,399 139 1.3% 264 10,802 3.3%
  TypeScript 2,365 130 5.2% 255 2,750 0.8%
  Objective-C 422 38 8.3% 59 519 0.2%
  Java 416 135 24.5% 58 609 0.2%
  NSIS 360 28 7.2% 62 450 0.1%
  Assembly 193 0 0.0% 8 201 0.1%
  IDL/PV-WAVE/GDL 186 0 0.0% 31 217 0.1%
  Groovy 132 24 15.4% 27 183 0.1%
  Swift 48 21 30.4% 5 74 0.0%
  Perl 24 3 11.1% 2 29 0.0%
  OpenGL Shading -31 16 - 1 -14 0.0%
  XML -730 8,283 109.7% 998 8,551 2.6%
Totals 253,381 38,898 32,205 324,484