RafflePress - RafflePress is the best WordPress contest and giveaway plugin. Grow your email list, followers, and website traffic with viral giveaways in WordPress.

October - Visual and pseudonymous social network.

UpViral - Referral marketing platform enables anyone in running effective and profitable viral marketing campaigns – in minutes.

Objective Zero - Objective Zero Foundation uses mobile and web app technology to connect the military and veteran community to peer support, wellness, and mental health resources.

Tremendous - Tremendous is a customer and employee loyalty platform that allows companies to reward their customers for surveys promotions and referrals.

Boomsocial - Share photos and videos of events around you anonymously