To learn more, read the contest rules. Please do not try to write voting scripts or game the contest for your app, otherwise you risk disqualification.

62
votes
HumHub
62
votes
Octopress
60
votes
Nibbleblog
60
votes
Gogs
58
votes
OpenFire
57
votes
Vert.x
57
votes
Indico
55
votes
openSIS
55
votes
OTRS