Statistics around FOSS Projects – WebKit

Introduction

WebKit is an open source web browser engine. WebKit is also the name of the Mac OS X system framework version of the engine that’s used by Safari, Dashboard, Mail, and many other OS X applications. WebKit’s HTML and JavaScript code began as a branch of the KHTML and KJS libraries from KDE.

Cost Estimation

According to statics gathered by Ohloh we can see the following piece of information about cost estimation of WebKit project :

Codebase Size : 4,569,777 lines

Estimated Effort : 1346 person-years

Estimated Cost : $ 74,032,616 *

Commits – Contributors

Information about the commits and contributors is always interesting , let’s see what’s going on :

All Time 12 Month 30 Day
Commits: 125655 32046 1748
Contributors: 445 311 161
Files Modified: 265429 87037 11241
Lines Added: 18177062 2512605 121272
Lines Removed: 11756453 1554717 108079

Languages

Languages in which a FOSS project is being developed can show piece of information usefull for people who wish to contribute into the project. Let’s see what’s going on :

Total Lines : 6,420,609 Code Lines : 4,569,777 Percent Code Lines : 71.2%
Number of Languages : 29 Total Comment Lines : 922,669 Percent Comment Lines : 14.4%
Total Blank Lines : 928,163 Percent Blank Lines : 14.5%

Developers Maling list

For getting information for the mailing list of developers [webkit-dev] , i did use a very usefull and powerfull tool : Mlstats . With Mlstats we have the following results :

Total messages : 23472

Total people posting in each list: 2051

Total messages by email address (only top 10 in total):
Mailing list  Email #
—————-   ———– —-                  ——–
webkit-dev  mjs@apple.com              1368
webkit-dev  abarth@webkit.org        1189
webkit-dev  darin@apple.com           1065
webkit-dev  eric@webkit.org               867
webkit-dev  rniwa@webkit.org            675
webkit-dev  ap@webkit.org                  391
webkit-dev  aroben@apple.com           358
webkit-dev  ojan@chromium.org         349
webkit-dev  mrowe@apple.com            330
webkit-dev  dpranke@chromium.org   328

 

Total messages by year:
Mailing list  Year #
—————-  ———– —-
webkit-dev  2007    3063
webkit-dev  2008    3139
webkit-dev  2009    4908
webkit-dev  2010    4384
webkit-dev  2011    3484
webkit-dev  2012    4226
webkit-dev  2013      248

Total people posting by year:
Mailing list  Year #
—————-  ———– —-
webkit-dev   2007     424
webkit-dev   2008     502
webkit-dev   2009     578
webkit-dev   2010     430
webkit-dev   2011     446
webkit-dev   2012     488
webkit-dev   2013       93

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