Here you can see the people who have earned the most Launchpad karma while working on Ubuntu. (What is karma?)

Overall

Person Distribution Karma Total Karma
Andrii Prokopenko 114375 114732
Matthias Klose 89328 89763
Rik Mills 65556 65757
Michael Rutter 57902 57926
Gianfranco Costamagna 55715 55871
Gwendal LE BIHAN 47190 47190
Stephan Woidowski 44909 149152
Ubuntu Langpack Uploader 42580 42580
Jasem Mutlaq 39713 39874
Balint Reczey 34222 34909
Manfred Hampl 32989 39054
actionparsnip 27118 27118
Phelps Scofield 22944 22944
Corey Bryant 21989 24817
Simon Quigley 21271 24557
Dimitri John Ledkov 20429 22068
Samir Ribić 20088 20098
Steve Langasek 19119 24206
Graham Inggs 18954 19203
 Christian Ehrhardt  17774 19421

By category

Person Answer Tracker Karma Total Karma
Manfred Hampl 32981 39054
actionparsnip 27118 27118
Cryptoforecast 2709 2709
somerjupor 2389 2506
Mark Rijckenberg 1379 1379
Bashing-om 911 916
Hans Joachim Desserud 911 5886
ealthuis 738 794
Henry Folorunsho 689 702
WarrenSensei 640 660
peter ratcliffe 640 640
arochester 517 517
michael 418 565
babul 394 394
BoQsc 369 369
Kgosi Smalz 369 369
Markus S. 369 390
Balazs Pere 344 370
Luis M.Jacinto 320 320
Thomas Ward 320 1242
Person Bug Management Karma Total Karma
Daniel van Vugt 11384 14254
Brad Figg 8830 126345
Simon Quigley 8582 24557
Apport retracing service 7424 7424
Jeremy Bicha 6573 18958
Joseph Salisbury 6392 7422
 Christian Ehrhardt  4929 19421
dino99 4655 4817
Kleber Sacilotto de Souza 4182 19344
Stefan Bader 4045 16295
Phillip Susi 3970 4071
Dimitri John Ledkov 3564 22068
Brian Murray 3308 8141
errors.ubuntu.com bug bridge 3122 3122
Po-Hsu Lin 3027 8712
Sebastien Bacher 3007 9893
Hans Joachim Desserud 3003 5886
Julian Andres Klode 2939 8899
Seth Forshee 2861 6852
Steve Langasek 2753 24206
Person Code Karma Total Karma
 Christian Ehrhardt  7548 19421
Robie Basak 1423 3952
Iain Lane 1085 7305
USD Importer 678 678
Sebastien Bacher 675 9893
Didier Roche 660 4594
Scott Moser 603 21203
Nish Aravamudan 533 5308
Andreas Hasenack 528 7366
Brian Murray 152 8141
Marco Trevisan (Treviño) 150 5602
Andrea Azzarone 138 3229
Paolo Pisati 115 532
Jeremy Bicha 80 18958
Steve Langasek 40 24206
Joshua Powers 34 2481
Karl Stenerud 28 429
Bin Li 28 2966
Andy 25 115
Kamal Mostafa 23 2135
Person Soyuz Karma Total Karma
Matthias Klose 86689 89763
Rik Mills 63512 65757
Michael Rutter 57902 57926
Gianfranco Costamagna 54586 55871
Gwendal LE BIHAN 47190 47190
Ubuntu Langpack Uploader 42580 42580
Jasem Mutlaq 39713 39874
Balint Reczey 32532 34909
Corey Bryant 20195 24817
Graham Inggs 18467 19203
Dimitri John Ledkov 16859 22068
Steve Langasek 16286 24206
Openstack Ubuntu Testing Bot 13889 13889
Simon Quigley 12663 24557
js-reynaud 11445 11504
Jeremy Bicha 10127 18958
Landscape Uploader 8129 8134
Geth CI 7615 7615
Jonathon F 7384 7432
Frodo 7106 7106
Person Specification Tracking Karma Total Karma
norxonlineproducts 1913 1913
waren smith 1148 1221
Sean Davis 574 4732
caroline 574 574
Sara James 574 574
Crazy sara 382 382
priti singh 382 382
loans for unemployed 191 191
Alina James 191 191
Ennis Massey 191 191
David Anderson 191 215
Person Translations in Rosetta Karma Total Karma
Andrii Prokopenko 114375 114732
Stephan Woidowski 44737 149152
Phelps Scofield 22871 22944
Samir Ribić 20088 20098
Torsten Franz 17315 18728
Dan Cooper 14286 15556
meda 10486 10942
gogo 10169 12825
Anthony Harrington 9361 9808
Rodrigo 8561 10453
Andi Chandler 5791 14382
JL 5608 6095
karm 5518 10802
Rhoslyn Prys 5224 8316
Bikarhêner 4941 5057
Jean-Marc 4394 6467
Marcos Lans 4273 4672
Avdo Redžepagić 4007 4007
Anel Mandal 3970 4003
Eugene Roskin 3970 3986