Originally Posted by Nippi
I've been using Fitocracy
to track all my work outs and weight loss. It doesn't have all the graphing stuff some other sites have, but it functions like an RPG with leveling up, challenges(quests), and I guess you can challenge people to duels where at the end of the week your total earned points are compared? It's pretty easy to setup a group on the site, so if you all are interested I could make one on there/someone could for organized yelling/motivational speeches?
You could try a Cosplay Forum group?
There are already heaps of motivational ones out there.