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Answers and rating deltas for

Are there any alternatives to recaptcha.net, for stopping spam?

Author Votes Δ
cletus 9 +0.25
Georg Schölly 9 +3.12
Evan 4 +1.28
Craig Gidney 1 -0.61
krista 1 0.00
Manu 1 0.00
midithru 0 0.00
dtc 0 -2.76
benophobia 0 -3.03
Paul Stoneking 0 0.00
leeand00 0 0.00
Last visited: Sep 14, 2014, 5:07:29 AM