Understanding Predictive Factors for Merge Conflicts

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  2. Sample project list and characteristics

Ruby Sample

  • Collected on 11/2017
  • The size of the projects described below was collected by using a command from GitHub that counts the number of lines
  • You find here detailed information on total number of merge scenarios and merge conflict occurrence
Git Repository Domain # KLOC # Contributors # Star # Fork # Commits First merge scenario revision Last merge scenario revision
24pullrequests/24pullrequests Development 34.4 153 1089 407 3682 Nov 15, 2012 Jan 20, 2017
AgileVentures/WebsiteOne Home & Education 860.1 34 106 185 4046  Jan 9, 2014 Nov 23, 2017
alphagov/whitehall System Administration 207.6 154 477 169 19831 Oct 20, 2011 Nov 29, 2017
annict/annict System Administration 61.1 16 319 39 2998 Aug 8, 2014 Nov 26, 2017
appelier/bigtuna Development 20.1 15 284 72 378 Nov 24, 2010 Jan 14, 2012
asciinema/asciinema.org Audio & Video 42.3 28 1179 128 2045 Feb 26, 2012 Oct 27, 2017
asm-helpful/helpful-web Home & Education 27.3 60 173 105 2177 Nov 2, 2013 Apr 23, 2015
atmos/slash-heroku Development 10.6 5 36 12 292 Mar 17, 2016 Jan 5, 2017
benwbrum/fromthepage Security & Utilities 53 8 85 20 2515 Feb 15, 2011 Nov 16, 2017
bikeindex/bike_index Security & Utilities 90.1 11 138 33 2028 Aug 9, 2013 Mar 28, 2017
bloomberg/cartodb Graphics 774.1 73 28 494 35194 Jan 18, 2011  Jul 8, 2016
browsermedia/browsercms System Administration 48 34 1211 1194 2533 Mar 31, 2009 Jul 18, 2014
huginn/huginn Development 85.7 161 18218 2001 2942 Mar 10, 2013 Nov 11, 2017
catarse/catarse Business & Enterprise 96.6 57 1360 838 15611 Nov 26, 2010 Nov 30, 2017
churchio/onebody System Administration 145.3 48 1376 284 5160 Mar 10, 2008 Sep 10, 2017
codefirst/AsakusaSatellite Communications 34.3 8 93 17 1364 Jan 16, 2011 Mar 12, 2016
comfy/comfortable-mexican-sofa Home & Education 62.8 115 2379 558 2280 Aug 19, 2010 Nov 24, 2017
consul/consul Communications 171.3 74 551 313 7874 Jul 16, 2015 Nov 29, 2017
askaway/askaway Home & Education 13.9 13 34 17 935 Sep 7, 2013 Sep 8, 2014
coreinfrastructure/best-practices-badge Development 58.4 23 522 83 2973 Aug 19, 2015 Nov 13, 2017
discourse/discourse Communications 716.9 629 24333 5975 25563 Feb 5, 2013 Nov 30, 2017
edavis10/redmine-timesheet-plugin Development 3.4 4 141 120 277 Nov 19, 2008 Jun 3, 2012
education/classroom Home & Education 26.6 40 753 204 3054 May 12, 2015 Nov 6, 2017
ekylibre/ekylibre Business & Enterprise 942.2 26 144 71 14167  Jan 6, 2012 Nov 29, 2017
EOL/eol Graphics 445 32 54 26 12355  Oct 5, 2010  Nov 1, 2017
errbit/errbit Development 19.4 243 3828 953 2544 Aug 13, 2010 Mar 15, 2016
ets-berkeley-edu/calcentral Home & Education 254.6 37 84 66 13650 Nov 16, 2012 Nov 20, 2017
expertiza/expertiza Home & Education 79.3 296 131 658 6712 Dec 22, 2010 Nov 29, 2017
fairmondo/fairmondo Business & Enterprise 107.9 22 86 35 12640 Apr 16, 2012 Jul 4, 2017
FarmBot/Farmbot-Web-API Business & Enterprise 82.3 19 411 134 4036 Apr 28, 2014 Nov 28, 2017
fatfreecrm/fat_free_crm Business & Enterprise 65.5 90 2969 1138 4865 Mar 11, 2009 Jul 17, 2017
feedbin/feedbin Development 84.9 25 1943 219 2314 Aug 27, 2013 Nov 9, 2017
fernandokosh/redmine_time_tracker Development 9.3 26 209 149 531 May 4, 2010 Apr 11, 2014
gems-uff/sapos System Administration 39 11 11 9 1294 Jul 20, 2011 Sep 11, 2017
glebm/rails_email_preview Development 3.3 17 472 52 366 Aug 27, 2013 Sep 16, 2014
Growstuff/growstuff Communications 33.2 67 251 167 4766 Aug 27, 2012 Nov 29, 2017
HabitatMap/AirCasting Graphics 38.1 16 30 23 1120 Jan 24, 2012 Feb 17, 2017
hashrocket/hr-til Communications 282.4 16 334 68 895 Sep 25, 2015 Jun 7, 2017
helpyio/helpy Communications 1827.2 64 1274 311 2022  Apr 6, 2015 Oct 28, 2017
hitobito/hitobito System Administration 97.9 19 133 35 3013 Aug 14, 2012 Nov 23, 2017
inaturalist/inaturalist Home & Education 749.1 29 162 84 8885 Sep 12, 2009 Nov 28, 2017
instructure/canvas-lms Home & Education 2323.7 184 2353 1043 36940 Mar 22, 2011 Nov 30, 2017
gitlabhq/gitlab-contributors System Administration 4.2 21 4 101 1244 Jun 11, 2011 Apr 13, 2016
Jellyfishboy/trado Business & Enterprise 59.6 3 118 37 2092 Aug 15, 2013 Sep 10, 2017
jgraichen/redmine_dashboard Development 5.5 13 257 63 890 Jan 17, 2014 Nov 29, 2016
jsqu99/spree_flexi_variants Development 5.7 20 117 150 350 May 28, 2011 Sep 11, 2013
Katello/katello System Administration 638.2 91 231 189 17190 Jun 16, 2011 Sep 29, 2016
librariesio/libraries.io Development 33.5 44 589 92 4993  Oct 2, 2014 Nov 14, 2017
linuxfoundation/cii-best-practices-badge Development 58.4 23 521 83 2973 Aug 19, 2015 Nov 13, 2017
loomio/loomio Communications 100.3 64 1563 541 12869 Dec 1, 2011 Nov 30, 2017
lynndylanhurley/devise_token_auth Security & Utilities 15.3 132 2318 723 870  Jul 13, 2014  Nov 30, 2017
mephistorb/mephisto Communications 143.1 14 262 111 1497 Dec 19, 2007 Feb 1, 2009
mumuki/mumuki-laboratory Home & Education 25.9 23 108 14 3280 Jan 4, 2015 Nov 28, 2017
mysociety/alaveteli Business & Enterprise 813.9 47 227 143 13203 Nov 27, 2009 Nov 28, 2017
nasa/earthdata-search Graphics 305.2 18 410 135 6101 Oct 21, 2013 Oct 13, 2017
natew/obtvse System Administration 4.3 18 1453 289 392 Mar 23, 2012 May 22, 2012
Netflix/Scumblr Development 50.2 21 2321 282 503 Jan 20, 2015 Oct 9, 2017
netguru/help Communications 7 14 110 40 663 Feb 25, 2014 Aug 21, 2014
octobox/octobox Development 10.7 57 2229 141 979 Dec 16, 2016  Oct 2, 2017
openaustralia/planningalerts Communications 60.7 16 49 40 5983 Dec 19, 2009 Sep 26, 2017
openstreetmap/openstreetmap-website Graphics 702.4 121 740 462 8105 Sep 20, 2007 Nov 29, 2017
openSUSE/osem System Administration 46.2 98 387 320 2783 Jan 15, 2013 Nov 17, 2017
opf/openproject System Administration 542.9 96 1869 641 33247 Sep 8, 2009 Nov 29, 2017
orientation/orientation System Administration 21.2 26 326 68 1673 Jun 19, 2013 Jul 24, 2017
ossfriday/ossfriday Development 20.8 21 599 60 372 Feb 8, 2017 Nov 21, 2017
otwcode/otwarchive System Administration 289.4 79 307 178 13745 Feb 7, 2011 Apr 26, 2017
peatio/peatio Business & Enterprise 77 26 2163 1434 3045 Feb 24, 2014 Apr 6, 2015
pivotal/projectmonitor Development 46.7 53 405 119 1836 Feb 10, 2010 Apr 19, 2016
pophealth/popHealth Communications 325.1 22 122 141 1628  Oct 5, 2009 Sep 16, 2014
projectblacklight/blacklight Business & Enterprise 29.2 62 527 201 3487 Nov 20, 2009 Nov 15, 2017
publify/publify Business & Enterprise 67.1 80 1717 3721 6644 Nov 1, 2008  Nov 11, 2017
r888888888/danbooru Graphics 92.3 30 544 137 6499 Mar 30, 2011 Nov 21, 2017
radiant/radiant System Administration 37.1 71 1688 340 2450 Jun 24, 2008 Sep 28, 2013
rapidftr/RapidFTR Business & Enterprise 58.8 125 290 333 4805 Feb 4, 2010 Sep 24, 2015
rbCAS/CASino System Administration 8.4 19 312 127 914 Nov 24, 2012 May 23, 2016
refinery/refinerycms-news System Administration 2.3 51 123 117 434 May 4, 2010 Feb 24, 2015
riseuplabs/crabgrass-core Development 131.5 13 74 30 4015 Nov 3, 2010 Nov 22, 2017
rletters/rletters System Administration 91.3 3 19 4 2087  Jun 7, 2011 May 15, 2017
rubygems/rubygems.org Development 29.1 259 1623 649 5872 May 21, 2009 Oct 25, 2017
rubytaiwan/ruby-taiwan Development 16.4 22 123 1205 1301 Aug 25, 2010 Feb 23, 2012
scaffeinate/socify Communications 8.6 5 290 191 203 Jul 23, 2015 Jun 13, 2017
scottwillson/racing_on_rails System Administration 68.3 4 37 7 5220 May 14, 2009 Aug 16, 2016
shakacode/react-webpack-rails-tutorial Development 15.8 47 1526 322 648  May 4, 2015 Jul 21, 2016
sharetribe/sharetribe Business & Enterprise 311.3 51 1359 861 15874  Jul 5, 2010 Nov 28, 2017
Shopify/shipit-engine Development 24.4 82 637 54 2132 Feb 27, 2014 Oct 23, 2017
siwapp/siwapp Business & Enterprise 41.6 12 138 90 1231 Feb 8, 2013 Jun 10, 2017
Spokenvote/spokenvote Communications 86.3 20 46 49 2088 Sep 23, 2012 Aug 14, 2015
spree-contrib/spree_active_shipping Development 3.4 57 135 188 373 Jan 19, 2010 Jun 5, 2017
square/kochiku Development 24.1 42 546 51 1852 Jun 22, 2011 Aug 30, 2017
SUSE/Portus Security & Utilities 64.9 52 1731 348 1846 Apr 15, 2015 Nov 24, 2017
swanson/stringer Development 40.5 81 2812 311 906 May 3, 2013 Nov 30, 2017 
tenex/rails-assets Development 21.4 63 1662 68 1468 Feb 12, 2010 May 6, 2017
theforeman/foreman System Administration 360.8 241 1384 703 6234 Aug 4, 2009 Aug 31, 2016
thredded/thredded Communications 27.1 29 889 138 1459 May 8, 2014 Sep 27, 2016
tomatoes-app/tomatoes Security & Utilities 9.7 22 290 76 1252 Sep 28, 2011 Sep 27, 2017
tootsuite/mastodon System Administration 211.2 453 12371 2285 4617 Oct 12, 2016 Jun 23, 2017
TracksApp/tracks Security & Utilities 50 64 864 526 3517 May 24, 2008 Jul 30, 2017
vteams/open-source-billing Business & Enterprise 88.7 12 313 227 580  Apr 3, 2013 Oct 28, 2016
zammad/zammad Communications 343.4 40 830 166 8076 Apr 13, 2012 Nov 30, 2017
zendesk/samson Development 69.3 114 1081 190 5934  Jun 4, 2014 Nov 30, 2017